115THOR MOTOR COACH | MADE TO FIT
DRAIN TRAP
is is the curve that is in all drains. Water is
trapped in the curve and creates a barrier so
tank odors cannot escape through the drain.
DRY CAMPING
Camping when there is no city water hookup
or shore power (i.e., using only the water and
power available in the camper and not from
any other source).
DRY WEIGHT
e weight of an RV without fuel, water,
propane, passengers, or gear.
DSI (Direct Spark Ignition)
Method of lighting the burner of a propane-
fueled appliance such as a refrigerator,
furnace, stove, or water heater. An electric
spark lights the burner and an electronic
circuit board monitors the ame.
DUAL ELECTRICAL SYSTEM
Allows RVs to operate on 12 volts DC
battery power when boondocking or dry
camping, and on 120 volts AC power at
campsites or with generators.
DUCTED A/C
A ducted system mounted in the ceiling of
an RV that supplies cool air through vents.
DUCTED HEAT
A ducted system mounted in the oor of an
RV that supplies warm air through vents.
DUMP/DUMPING STATION
A safe location, usually at a campsite, to
empty black water and gray water holding
tanks.
DUMP VALVE
Another name for the T-handle valve used
to release and drain the black tank (sewage)
and gray tank (waste).
EGRESS (EXIT) WINDOW
e formal name for the emergency escape
window. Egress windows are identied by
their labeling.
FRESH WATER SYSTEM
e fresh water system provides potable
water to the fresh water tank, kitchen sink,
shower, bathroom lavatory, toilet, water
heater, and outside shower.
FRESH WATER TANK
A container that holds gallons of fresh water
for use inside the RV (cooking, drinking,
cleaning, etc.).
FUEL SYSTEM
Any arrangement of pipe, tubing, ttings,
connectors, tanks, controls, valves, and
devices designed and intended to supply or
control the ow of fuel.
FULL HOOK-UP
Connections (usually at a campground) for
electricity, water, and sewer.
FULL TIMERS OR FULL TIMING
People who spend most of their time living
in their RV, or live in their RV exclusively.
GALLEY
Kitchen of an RV. Name is borrowed from
the boating industry.
GENERATOR
An engine powered device that provides
extra 120 volts AC power using gasoline,
diesel fuel, or propane.
GENSET
Abbreviation for generator set.
GRAY WATER
Waste water from sinks and showers. Gray
water is stored in a specic holding tank
separate from fresh water and black water.
GRAY WATER TANK
Holds gallons of waste water from sinks and
showers. Gray water tanks are emptied into
larger tanks at campgrounds.
GROSS AXLE WEIGHT RATING (GAWR)
e maximum load weight (in pounds) one
axle of the RV can handle.
GROSS COMBINED WEIGHT (GCW)
e combined weight of the tow vehicle and
t he RV.
GLOSSARY
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