Vermont Casting ANSI Z83.7-2000 - Manual (Page 5)

Page 4
UNPACKING:
1. Remove heater from carton.
2. Remove all protective packing applied to heater for shipment.
3. Retain cartons and packaging material until unit is operated and found in good
condition.
4. Checker heater for any shipping damage. If heater shows any external or
internal damage, promptly inform dealer/distributor where you purchased heater.
INFORMATION ON SIZE * CAPACITY OR PROPANE GAS CYLINDERS:
The chart below shows the number and size of propane tanks needed to run this heater.
* Less gas is vaporized at lower temperatures.
You may need two or more 100 pound tanks or one larger tank in colder weather.
Temperature (°F) At
tank
Number of Tanks
40,000 BTU/h-
50,000BTU/h
100,000 BTU/h 150,000 BTU/h
Above 32°F 1 - 20lb 1 - 100lb 1 - 100lb
32°F 1 - 20lb 1 - 100lb 2 - 100lb
20°F 1 - 20lb 2 - 100lb 3 - 100lb
10°F 1 - 20lb 3 - 100lb 3 - 100lb
-10°F 2 - 20lb Use Larger Tank Use Larger Tank
-20°F 1 - 100lb Use Larger Tank Use Larger Tank
(See the parts list for your model of heater to get the specified regulator assembly.)
The propane (LP) gas tank must also be equipped with the following:
• A collar to protect the Propane gas valve.
• A shutoff valve terminating a Propane gas cylinder valve outlet as specified in the
American National Standards for Compressed Gas Cylinder Valve Outlets and Inlet
Connections.
• A safety relief valve having direct communications with the vapor space of the tank.
• An arrangement of vapor withdrawal.
The propane (LP) gas pressure regulator and hose assembly supplied with this heater
must be used without alteration.
The hose assembly shall be visually inspected prior to each use of the heater. If it is evident
that there is excessive abrasion or wear, or the hose is cut, it must be replaced prior to the
heater being put into operation. The replacement hose assembly shall be that specified by
the manufacturer. (See page 11, Part number 42)