Reference

Every part of an RV

An RV is 157 parts across 9 systems, and this is all of them. Each line says what the part does, the other names people use for it, which RVs have one, and where to go next. 62 of them already have a repair guide here, 83 link to a guide or the maker's own documentation, and the other 74 are here so you can put a name to the thing that broke.

157 parts shown

Towing and running gear

Everything between the tow vehicle and the road, which is where a breakdown strands you.

22 parts

  • Hitch coupler

    Also called coupler, ball coupler, A-frame coupler

    Clamps the trailer tongue onto the hitch ball.

    Travel trailerFifth wheelPop-up

  • Tongue jack

    Also called trailer jack, A-frame jack, electric tongue jack, power jack

    Raises and lowers the tongue so the trailer can be hitched and levelled.

    Travel trailerPop-up

  • Stabilizer jacks

    Also called scissor jacks, stabilisers, stabilizing jacks

    Hold the trailer steady once it is parked, they do not lift it.

    Travel trailerFifth wheelPop-up

  • Leveling jacks (hydraulic)

    Also called hydraulic levelers, HWH jacks, level-up system, jacks down light

    Lift and level a motorhome on its own suspension.

    Motorhome

  • Weight-distribution hitch

    Also called WD hitch, equalizer hitch, load leveling hitch

    Moves tongue weight forward onto the tow vehicle's front axle.

    Travel trailer

  • Sway control

    Also called sway bar, anti-sway, friction sway control

    Resists trailer sway from wind and passing trucks.

    Travel trailer

  • Safety chains

    Also called breakaway chains

    Catch the trailer if the coupler fails.

    Travel trailerPop-up

  • Breakaway switch

    Also called breakaway cable, breakaway kit

    Applies the trailer brakes if it separates from the tow vehicle.

    Travel trailer

  • Trailer brakes

    Also called electric brakes, surge brakes, brake assembly

    Slow and stop the trailer itself.

    Travel trailerFifth wheel

  • Brake controller

    Also called trailer brake controller, proportional controller

    Tells the trailer brakes how hard to apply.

    Travel trailerFifth wheel

  • Axle

    Also called trailer axle, torsion axle, spring axle

    Carries the weight and holds the wheels.

    Travel trailerFifth wheel

  • Leaf springs and shackles

    Also called suspension, equalizer, shackle kit, wet bolt kit

    Spring the trailer over bumps.

    Travel trailerFifth wheel

  • Wheel bearings

    Also called bearings, races, grease seals, bearing buddy

    Let the wheel spin freely on the spindle.

    Travel trailerFifth wheelPop-up

  • Tires

    Also called ST tires, load range, speed rating

    Carry the load and absorb the road.

    Travel trailerFifth wheelMotorhomeCamper van

  • Tire pressure monitoring

    Also called TPMS, tire sensors, pressure monitor

    Warns before a tire fails.

    Travel trailerFifth wheelMotorhome

  • Lug nuts and torque

    Also called wheel torque, lug pattern

    Hold the wheel on.

    Travel trailerFifth wheelMotorhome

  • Fifth-wheel landing gear

    Also called front jacks, landing legs, electric landing gear

    Raise and lower the front of a fifth wheel to hitch it.

    Fifth wheel

  • Kingpin and fifth-wheel hitch

    Also called kingpin box, fifth wheel hitch, slider hitch

    Connects a fifth wheel to the truck bed.

    Fifth wheel

  • Toad setup

    Also called dinghy tow, tow bar, baseplate, flat tow

    Lets a motorhome pull a car with four wheels down.

    Motorhome

  • Air suspension and helper springs

    Also called air bags, sumo springs, helper springs

    Carry heavy loads without squatting.

    MotorhomeTravel trailer

  • Wheel chocks and jack pads

    Also called chocks, leveling blocks, jack pad, stabilizer pad

    Stops the trailer rolling and keeps a jack off soft ground.

    Travel trailerFifth wheelMotorhome

  • Tire chains

    Also called snow chains, cable chains, traction devices

    Gets you over a pass in a chain-control area.

    Travel trailerFifth wheelMotorhome

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Power and electrical

Two systems in one place: the 120 volt side from the pedestal, and the 12 volt side that runs the coach.

23 parts

  • Shore power cord

    Also called power cord, shore cord, 30 amp cord, 50 amp cord

    Brings park power into the coach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Shore power inlet

    Also called power inlet, twist lock inlet, receptacle

    Where the cord meets the coach.

    Travel trailerMotorhomeCamper van

  • Surge protector and EMS

    Also called EMS, surge guard, electrical management

    Shields the coach from bad park power.

    Travel trailerFifth wheelMotorhome

  • Transfer switch

    Also called ATS, automatic transfer switch

    Chooses between shore power and generator.

    Motorhome

  • Breaker panel and 120V breakers

    Also called distribution panel, main breaker, GFCI breaker

    Protects the circuits inside the coach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Converter and charger

    Also called converter, battery charger, power center, WFCO, Progressive Dynamics

    Turns 120 volts into 12 volts and charges the house battery.

    Travel trailerFifth wheelMotorhomeCamper van

  • Inverter

    Also called inverter, pure sine, modified sine

    Makes 120 volts from the batteries for off grid use.

    Travel trailerFifth wheelMotorhomeCamper van

  • Inverter charger

    Also called inverter/charger, Xantrex, Magnum

    Combines inverting and charging in one unit.

    Motorhome

  • House battery

    Also called coach battery, deep cycle, AGM, LiFePO4, lithium

    Stores power for everything that runs without shore power.

    Travel trailerFifth wheelMotorhomeCamper van

  • Battery disconnect

    Also called kill switch, battery switch, isolator switch

    Cuts the house battery from the coach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Battery monitor and shunt

    Also called shunt, battery monitor, state of charge

    Tells you what is really left in the bank.

    Travel trailerMotorhomeCamper van

  • Solar panels

    Also called solar, PV panels

    Charge the batteries from the sun.

    Travel trailerFifth wheelMotorhomeCamper van

  • Solar charge controller

    Also called MPPT, PWM controller, solar controller

    Manages what the panels send to the batteries.

    Travel trailerMotorhomeCamper van

  • Fuses

    Also called blade fuse, ANL fuse, class T, 12 volt fuse, inline fuse

    Protect every 12 volt circuit.

    Travel trailerFifth wheelMotorhomeCamper van

  • 12 volt outlets and USB

    Also called cigarette outlet, USB port, 12v socket

    Power small devices from the coach battery.

    Travel trailerFifth wheelMotorhomeCamper van

  • 120 volt outlets and GFCI

    Also called receptacles, GFCI outlet, outlet not working

    Run household appliances on shore or generator power.

    Travel trailerFifth wheelMotorhomeCamper van

  • Light fixtures and LEDs

    Also called 12 volt lights, LED lights, dome lights, porch light

    Light the inside and outside.

    Travel trailerFifth wheelMotorhomeCamper van

  • Wiring harness and connectors

    Also called 12 volt wiring, wire nuts, scotchloks, junction box

    Carry power and signals through the coach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Generator

    Also called onan, genset, built in generator

    Makes its own power when there is no pedestal.

    Motorhome

  • Control and monitor panel

    Also called monitor panel, control panel, touch panel

    Shows tank levels, battery, and runs systems.

    Travel trailerFifth wheelMotorhomeCamper van

  • Portable generator

    Also called inverter generator, Honda eu2200, Firman, Westinghouse

    Power away from a pedestal without running the coach generator.

    Travel trailerFifth wheelMotorhomeCamper van

  • Battery combiner and ACR

    Also called ACR, automatic charging relay, battery separator, combiner

    Lets the alternator charge both banks without linking them when parked.

    MotorhomeCamper van

  • Cell and wifi booster

    Also called cell booster, weboost, wifi booster, antenna

    Pulls a usable signal where there is barely one.

    Travel trailerFifth wheelMotorhomeCamper van

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Water and plumbing

The fresh side: getting clean water in, keeping it in, and getting it hot.

18 parts

  • Fresh water tank

    Also called potable tank, holding tank fresh

    Stores drinking and washing water on board.

    Travel trailerFifth wheelMotorhomeCamper van

  • Gravity fill and city water inlet

    Also called gravity fill, city water connection, fresh water inlet

    Two ways to put water in the tank or run off park pressure.

    Travel trailerFifth wheelMotorhomeCamper van

  • Water pressure regulator

    Also called pressure regulator, inline regulator

    Protects the plumbing from park pressure that is too high.

    Travel trailerFifth wheelMotorhome

  • Inline water filter

    Also called water filter, sediment filter, carbon filter

    Takes sediment and taste out of park water.

    Travel trailerFifth wheelMotorhome

  • Water pump

    Also called 12 volt pump, demand pump, Shurflo, Remco

    Pressurises the system from the fresh tank.

    Travel trailerFifth wheelMotorhomeCamper van

  • Pump strainer and check valve

    Also called strainer, inlet filter, check valve

    Keeps debris out of the pump and stops backflow.

    Travel trailerFifth wheelMotorhomeCamper van

  • Accumulator tank

    Also called pressure tank, accumulator

    Smooths the pump's cycling.

    Travel trailerMotorhome

  • PEX lines and fittings

    Also called pex, sharkbite, crimp rings, water lines

    Carry water through the coach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Low point drains

    Also called drain valves, low point drain

    Empty the lines for winter.

    Travel trailerFifth wheelMotorhome

  • Water heater (tank)

    Also called Atwood, Suburban, 6 gallon, 10 gallon

    Heats water for taps and shower.

    Travel trailerFifth wheelMotorhomeCamper van

  • Water heater (tankless)

    Also called on demand, Truma AquaGo, Girard, Fogatti

    Heats water as it flows.

    Travel trailerFifth wheelMotorhome

  • Water heater anode rod

    Also called anode, sacrificial anode

    Sacrifices itself to protect the tank.

    Travel trailerFifth wheelMotorhome

  • Water heater bypass

    Also called bypass kit, winterizing bypass, three way valve

    Lets you winterise without filling the heater.

    Travel trailerFifth wheelMotorhome

  • Faucets and shower mixer

    Also called kitchen faucet, bath faucet, shower valve

    Deliver hot and cold water.

    Travel trailerFifth wheelMotorhomeCamper van

  • Shower pan and drain

    Also called shower drain, shower pan, grey tank drain

    Drains the shower to the grey tank.

    Travel trailerFifth wheelMotorhome

  • Outside shower

    Also called exterior shower, utility shower

    Rinse gear and pets outside.

    Travel trailerFifth wheelMotorhome

  • Water system winterising

    Also called antifreeze, blow out, winterize

    Protects the plumbing from freezing.

    Travel trailerFifth wheelMotorhomeCamper van

  • Water softener and filtration

    Also called water softener, onboard filter, portable softener

    Takes hardness and taste out of park water.

    Travel trailerFifth wheelMotorhome

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Sanitation and tanks

The waste side: toilet, holding tanks, valves, and the sewer connection.

16 parts

  • Toilet (gravity)

    Also called rv toilet, foot flush toilet, Aqua-Magic, SeaLand

    Flushes into the black tank.

    Travel trailerFifth wheelMotorhome

  • Toilet (vacuum or macerator)

    Also called vacuum toilet, macerating toilet, VacuFlush

    Flushes with a vacuum or grinds waste to a tank remote from the toilet.

    Motorhome

  • Toilet (composting)

    Also called composting toilet, Nature's Head, Air Head

    Separates solids from liquid and composts, no black tank.

    Camper vanMotorhome

  • Cassette toilet

    Also called cassette, porta potti

    A removable tank you carry to a dump point.

    Camper vanPop-up

  • Black tank

    Also called holding tank, waste tank

    Holds toilet waste.

    Travel trailerFifth wheelMotorhomeCamper van

  • Grey tank

    Also called grey water tank, galley tank

    Holds sink and shower water.

    Travel trailerFifth wheelMotorhomeCamper van

  • Gate valves

    Also called dump valves, black valve, grey valve, T handle

    Let the tanks empty into the sewer hose.

    Travel trailerFifth wheelMotorhomeCamper van

  • Cable-operated valves

    Also called cable valve, remote dump valve

    Lets a valve be operated from a compartment away from the tank.

    MotorhomeFifth wheel

  • Electric dump valves

    Also called E-Valve, electric valve, auto dump

    Dumps at the push of a switch.

    Motorhome

  • Sewer hose and fittings

    Also called stinky slinky, sewer hose, bayonet fitting

    Carries waste from the valve to the dump point.

    Travel trailerFifth wheelMotorhomeCamper van

  • Macerator pump

    Also called macerator, sewage pump

    Grinds and pumps waste through a small hose.

    MotorhomeTravel trailer

  • Tank flush and rinsing

    Also called black tank flush, tank rinser, San-T-Flush

    Rinses the black tank after dumping.

    Travel trailerFifth wheelMotorhome

  • Tank level sensors

    Also called tank sensors, level gauges, probes

    Tell you how full the tanks are.

    Travel trailerFifth wheelMotorhomeCamper van

  • Holding tank treatment

    Also called tank chemicals, digester, enzyme treatment

    Breaks down waste and controls odour.

    Travel trailerFifth wheelMotorhomeCamper van

  • Vent stack and air admittance valve

    Also called tank vent, AAV, Studor vent, cheater valve

    Lets air in so tanks drain and smells go out the roof.

    Travel trailerFifth wheelMotorhome

  • P-traps and drains

    Also called p trap, sink drain, shower trap

    Keeps sewer gas out of the living space.

    Travel trailerFifth wheelMotorhomeCamper van

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Heating and cooling

Furnace, air conditioning, heat pumps, and the ducts that carry what they make.

14 parts

  • Furnace

    Also called rv furnace, Suburban NT, Atwood, Hydro Flame

    Burns propane to heat the coach through ducts.

    Travel trailerFifth wheelMotorhomeCamper van

  • Furnace sail switch

    Also called sail switch, air proving switch

    Proves the blower is moving air before the burner lights.

    Travel trailerFifth wheelMotorhome

  • Furnace control board and igniter

    Also called control board, Dinosaur board, igniter

    Runs the ignition sequence and flame sensing.

    Travel trailerFifth wheelMotorhome

  • Furnace ducting and floor registers

    Also called floor vents, registers, heat ducts, duct hose

    Carries heated air from the furnace to the rooms.

    Travel trailerFifth wheelMotorhome

  • Rooftop air conditioner

    Also called rv ac, air conditioner, Coleman Mach, Dometic Brisk, Penguin

    Cools the coach from the roof.

    Travel trailerFifth wheelMotorhomeCamper van

  • Air conditioner capacitor

    Also called start capacitor, run capacitor, hard start

    Gives the compressor the jolt it needs to start.

    Travel trailerFifth wheelMotorhome

  • Air conditioner gasket and shroud

    Also called ac gasket, roof gasket, ac cover, shroud

    Seals the roof opening and protects the unit.

    Travel trailerFifth wheelMotorhome

  • Air conditioner condensate drain

    Also called ac drain, condensate, drip pan

    Carries condensation off the roof.

    Travel trailerFifth wheelMotorhome

  • Heat pump and heat strip

    Also called heat pump, heat strip, reverse cycle

    Heats as well as cools, down to a temperature limit.

    MotorhomeTravel trailer

  • Thermostat

    Also called rv thermostat, wall thermostat, Coleman thermostat, digital thermostat

    Tells the furnace and AC when to run.

    Travel trailerFifth wheelMotorhomeCamper van

  • Roof vent fan

    Also called Fantastic Fan, Maxxair, ceiling fan, power vent

    Pulls hot air out of the coach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Ceiling vents and hatch

    Also called roof vent, vent lid, escape hatch

    Ventilation and an emergency exit.

    Travel trailerFifth wheelMotorhomeCamper van

  • Portable and auxiliary heat

    Also called space heater, electric heater, fireplace heater, buddy heater

    Adds heat where the furnace cannot reach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Dehumidifier and ventilation

    Also called dehumidifier, moisture control, damp rid

    Keeps condensation and mould down.

    Travel trailerFifth wheelMotorhomeCamper van

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Exterior and body

The shell: roof, walls, windows, doors, awnings, slides and the gear that hangs off them.

25 parts

  • Roof membrane

    Also called EPDM, TPO, rubber roof, filon

    The waterproof skin over everything.

    Travel trailerFifth wheelMotorhomeCamper van

  • Roof sealant and lap sealant

    Also called Dicor, self leveling sealant, lap sealant, alpha systems

    Seals every penetration on the roof.

    Travel trailerFifth wheelMotorhomeCamper van

  • Roof coating

    Also called rv roof coating, roof paint, henry's tropi-cool

    Renews an aged roof.

    Travel trailerFifth wheelMotorhome

  • Skylight

    Also called roof skylight, shower skylight, dome

    Lets light into the shower or ceiling.

    Travel trailerFifth wheelMotorhome

  • Slide-out and mechanism

    Also called slide room, slide out, Lippert slide

    Extends the living space.

    Travel trailerFifth wheelMotorhome

  • Slide seals and wipers

    Also called slide seal, wiper seal, bulb seal

    Keep water and wind out of the slide opening.

    Travel trailerFifth wheelMotorhome

  • Slide topper awning

    Also called slide topper, slide awning, carefree topper

    Keeps leaves and rain off the slide roof.

    Travel trailerFifth wheelMotorhome

  • Windows

    Also called framed window, frameless window, exit window, window seal

    Light, view and ventilation.

    Travel trailerFifth wheelMotorhomeCamper van

  • Window shades and blinds

    Also called day night shades, roller shade, mini blinds

    Privacy and light control.

    Travel trailerFifth wheelMotorhomeCamper van

  • Entry door and lock

    Also called rv door, entry door, door latch, deadbolt

    The way in and out.

    Travel trailerFifth wheelMotorhomeCamper van

  • Door and window seals

    Also called weatherstrip, door gasket, foam seal

    Keep water and drafts out.

    Travel trailerFifth wheelMotorhomeCamper van

  • Baggage and bay doors

    Also called storage door, compartment door, latch

    Access to the basement and storage.

    Travel trailerFifth wheelMotorhome

  • Body panels and siding

    Also called filon, fiberglass siding, aluminum siding, sidewall

    The coach's skin.

    Travel trailerFifth wheelMotorhome

  • Decals and graphics

    Also called rv decals, graphics, stripes

    The coach's look.

    Travel trailerFifth wheelMotorhomeCamper van

  • Underbelly and coroplast

    Also called underbelly, coroplast, belly pan, insulation

    Protects tanks and wiring from road debris.

    Travel trailerFifth wheel

  • Fender skirts and trim

    Also called fender skirt, wheel trim, molding

    Covers the wheel openings and edges.

    Travel trailerFifth wheel

  • Bumper and rear rack

    Also called rear bumper, bumper hitch, bike rack

    The back end, and often a second hitch.

    Travel trailerFifth wheelMotorhome

  • Entry steps

    Also called rv steps, folding steps, electric steps, step above

    Getting in and out safely.

    MotorhomeTravel trailerFifth wheel

  • Awning

    Also called patio awning, Dometic awning, Carefree, manual awning

    Shade outside the door.

    Travel trailerFifth wheelMotorhome

  • Awning accessories

    Also called awning shade, sun blocker, awning tie down

    Extend the awning's usefulness.

    Travel trailerFifth wheelMotorhome

  • Ladder and roof access

    Also called rv ladder, roof ladder

    Gets you onto the roof.

    MotorhomeTravel trailerFifth wheel

  • Exterior lighting

    Also called porch light, marker lights, tail lights, brake lights, clearance lights

    Visibility and legal lighting.

    Travel trailerFifth wheelMotorhomeCamper van

  • Backup and side cameras

    Also called backup camera, rear view camera, observation camera

    Sees behind and beside a long vehicle.

    Travel trailerFifth wheelMotorhome

  • Bike and kayak carriers

    Also called bike rack, kayak rack, hitch rack, roof rack

    Carries toys outside.

    Travel trailerFifth wheelMotorhomeCamper van

  • Roof cargo and ladders

    Also called roof rack, cargo carrier, ladder rack

    Adds storage on the roof.

    Travel trailerMotorhomeCamper van

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Kitchen and appliances

The things that make a coach liveable: cold food, hot food, and somewhere to sit.

16 parts

  • Refrigerator (absorption)

    Also called rv fridge, Norcold, Dometic absorption, two way fridge

    Cools with heat and ammonia, running on propane or 120 volts.

    Travel trailerFifth wheelMotorhome

  • Refrigerator (compressor or 12V)

    Also called compressor fridge, 12 volt fridge, Everchill, Unique

    Cools with a compressor, no propane needed.

    Travel trailerFifth wheelMotorhomeCamper van

  • Refrigerator venting and fans

    Also called fridge vent, roof vent fridge, fridge fan

    Moves heat away from the coil.

    Travel trailerFifth wheelMotorhome

  • Cooktop and oven

    Also called rv stove, range, Greystone, Atwood stove

    Cooks with propane.

    Travel trailerFifth wheelMotorhomeCamper van

  • Microwave and convection

    Also called rv microwave, convection microwave, Greystone microwave

    Heats and sometimes bakes.

    Travel trailerFifth wheelMotorhome

  • Range hood and vent

    Also called range hood, stove vent, exhaust fan

    Pulls cooking fumes out.

    Travel trailerFifth wheelMotorhome

  • Washer and dryer

    Also called rv washer, washer dryer combo, Splendide

    Laundry on board.

    MotorhomeFifth wheel

  • Water dispenser and ice maker

    Also called ice maker, water dispenser, fridge water line

    Cold water and ice without opening the fridge.

    MotorhomeFifth wheel

  • Furniture and seating

    Also called dinette, sofa, recliner, captain chairs

    Somewhere to sit and sleep.

    Travel trailerFifth wheelMotorhomeCamper van

  • Bed and mattress

    Also called rv mattress, short queen, bunk, murphy bed

    Sleeping.

    Travel trailerFifth wheelMotorhomeCamper van

  • Cabinets, drawers and latches

    Also called cabinet latch, drawer slide, gas strut

    Storage that stays shut while driving.

    Travel trailerFifth wheelMotorhomeCamper van

  • Flooring and subfloor

    Also called vinyl flooring, carpet, soft floor, subfloor

    The floor you walk on.

    Travel trailerFifth wheelMotorhomeCamper van

  • TV and entertainment

    Also called rv tv, sound system, antenna, satellite, wifi

    Entertainment and connectivity.

    Travel trailerFifth wheelMotorhomeCamper van

  • Central vacuum and cleaning

    Also called central vac, vacuum

    Cleaning without hauling a vacuum.

    MotorhomeFifth wheel

  • Grill and outdoor cooking

    Also called rv grill, BBQ, Camp Chef, Weber Q, portable grill

    Cooks outside off the coach's propane or its own bottle.

    Travel trailerFifth wheelMotorhomeCamper van

  • Fire extinguisher

    Also called rv fire extinguisher, dry chemical, foam

    The first response to a galley or engine fire.

    Travel trailerFifth wheelMotorhomeCamper van

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Chassis and drivetrain

Motorhome-specific: the truck underneath the house, and the parts that strand you.

14 parts

  • Engine and drivetrain

    Also called gas engine, diesel pusher, cummins, v10, transmission

    Moves the coach.

    Motorhome

  • Cooling system

    Also called radiator, coolant, fan clutch, charge air cooler

    Keeps the engine at temperature.

    Motorhome

  • Belts, hoses and filters

    Also called serpentine belt, air filter, fuel filter, oil filter

    Routine parts that stop you if neglected.

    Motorhome

  • Emissions and DEF

    Also called DEF, DPF, regen, EGR, check engine

    Meets emissions rules on modern diesels.

    Motorhome

  • Chassis brakes

    Also called air brakes, hydraulic brakes, brake chambers, slack adjusters

    Stop a heavy vehicle.

    Motorhome

  • Air system (compressor, dryer, governor)

    Also called air compressor, air dryer, governor, air tanks

    Supplies air for brakes and suspension.

    Motorhome

  • Steering and alignment

    Also called alignment, kingpins, tie rod, steering stabiliser, wander

    Keeps a heavy coach going straight.

    Motorhome

  • Suspension and shocks

    Also called shocks, springs, air bags, sway bar, track bar

    Carries the house without bouncing.

    Motorhome

  • Alternator and starter

    Also called alternator, starter, charging system

    Starts the engine and charges the chassis battery.

    Motorhome

  • Chassis battery and isolator

    Also called starting battery, chassis battery, battery isolator, boost switch

    Starts the engine and is meant to be kept separate from the house bank.

    Motorhome

  • Dash air conditioning

    Also called dash ac, engine ac, evaporator

    Cools the cab while driving.

    MotorhomeCamper van

  • Exhaust and turbo

    Also called exhaust, turbo, wastegate, exhaust brake, jake brake

    Gets the gases out and helps slow the coach.

    Motorhome

  • Fuel system

    Also called fuel pump, lift pump, fuel filter, fuel gauge

    Delivers fuel.

    Motorhome

  • Wheels, tyres and TPMS

    Also called aluminium wheels, tyre pressure, load range, tpms

    Carry the load at highway speed.

    Motorhome

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Propane system

The supply side: what holds the gas, what regulates it, and what carries it to the appliances.

9 parts

  • Propane tank

    Also called LP tank, ASME tank, DOT cylinder, 20 lb tank

    Holds the gas the appliances burn.

    Travel trailerFifth wheelMotorhomeCamper van

  • Propane regulator

    Also called two stage regulator, rv regulator, auto changeover

    Drops tank pressure to what the appliances need.

    Travel trailerFifth wheelMotorhomeCamper van

  • Auto changeover and pigtail hoses

    Also called changeover valve, pigtail, soft nose hose, acme nut

    Switches and feeds from two tanks.

    Travel trailerFifth wheel

  • Propane supply lines and fittings

    Also called copper line, flare fitting, gas line, rubber hose

    Carries gas to each appliance.

    Travel trailerFifth wheelMotorhomeCamper van

  • Propane shutoff valve

    Also called tank valve, service valve, manual shutoff

    Isolates the gas.

    Travel trailerFifth wheelMotorhomeCamper van

  • Propane leak detector

    Also called LP detector, propane alarm, gas alarm

    Warns of a leak inside the coach.

    Travel trailerFifth wheelMotorhomeCamper van

  • Propane tank gauge and monitor

    Also called tank gauge, LP level, sonar gauge, mopeka

    Tells you how much gas is left.

    Travel trailerFifth wheelMotorhomeCamper van

  • Propane refill and exchange

    Also called refill, exchange tank, bulk fill

    Getting more gas.

    Travel trailerFifth wheelMotorhomeCamper van

  • Extend-a-stay and external supply

    Also called extend a stay, portable tank kit, stay longer

    Runs the coach from an external tank.

    Motorhome

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