Lp System; Propane Gas Tank - Thor Motor Coach Class B+ Owner's Manual

Thor motor coach recreational vehicle
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PROPANE GAS IS HIGHLY VOLATILE AND EXTREMELY
EXPLOSIVE. DO NOT USE MATCHES OR A FLAME TO
TEST FOR LEAKS. USE ONLY APPROVED PROPANE GAS
LEAK TESTING SOLUTIONS FOR LEAK DETECTION.
Unapproved solutions can damage copper tubing and
brass fittings. Never attempt to adjust propane gas
regulators. Only qualified personnel should perform any
maintenance or repair to the propane gas system.
The propane gas system furnishes the fuel for cooking, heating, and hot water.
Propane gas can also be used as an alternate energy source for refrigeration.
Propane is a clean, efficient, safe form of energy when proper handling and safety
precautions are observed.
The Propane Gas system is designed to accept either Propane or Butane. However,
since Butane vaporizes at about 32°F, it can only be used in areas where you can be
sure of higher temperatures. Propane vaporizes at approximately -40°F. There are
blends of Propane and Butane available, which will vary in the temperature at which it
vaporizes. When filling the tank, select a Propane Gas that has a boiling point about
40° lower than temperatures you expect to travel in. Consult with your dealer, or local
Propane Gas supplier about what you should be using.
The gas is stored under extreme pressure in the tank, with space in the tank to allow
for expansion into vapor. This vapor is reduced in pressure by passing through a
regulator. This reduction in pressure is a two step process which assures consistent
pressure for use, regardless of outside temperatures, weather, or altitude.
Note:
For detailed information regarding propane gas and it's use, consult
a qualified propane service representative.
MAKE SURE THAT THE TANK IS NOT FILLED BEYOND
THE 80% LIQUID LEVEL. Even though the tank is
equipped with an automatic 80% shut-off which prevents
over-filling beyond 80% tank capacity, it is a good idea to
have the supplier monitor the 20% liquid gauge, and stop
the filling process if liquid does appear. If the tank has
been over-filled, make sure the propane supplier bleeds
out the excess. Over-filling the propane gas container
does not allow for the necessary 20% vapor expansion
space and may result in an uncontrolled gas flow which
can cause a fire or explosion.
Note:
Make sure the tank service valve is accessible at all times. In an
emergency, it may be necessary to shut off the valve quickly.
1. Before entering the propane bulk plant or service station, make sure all
pilot lights are extinguished. Shut off gas to all appliances by first turning
off each appliance, then close the propane gas main shut-off valve.
2. Extinguish open flames and smoking materials.
3. Never remove the propane gas tank from the motorhome. Always drive
the motorhome to the gas supplier to fill.
4. Have the supplier connect the fill nozzle to the tank fill connection.
5. Always remember to close the supply valve and open the 20% liquid
level valve.
6. Never use a wrench to close the service or the 20% liquid level valve. If
when closing by hand, leaking occurs, have the valve repaired or replaced.

LP System

PROPANE GAS
TANK
Filling the Tank
115

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