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PROPANE CONSTRUCTION HEATER
THEORY OF
OPERATION
THE FUEL SYSTEM
The hose/regulator assembly attaches to the
propane gas supply. This provides fuel to
the heater.
THE AIR SYSTEM
The motor turns the fan. The fan pushes air
into and around the combustion chamber.
This air is heated and provides a stream of
clean, hot air.
THE IGNITION SYSTEM
The piezo ignitor lights the burner.
THE AUTOMATIC CONTROL
SYSTEM
This system causes the heater to shut down
if the flame goes out.
ASSEMBLY
1. Remove screw from top of fan guard.
Discard screw.
Figure 3 - Removing Screw from Top of
Fan Guard
2. Insert nut clip (provided with handle)
with flat side facing up through slot in
top of shell. Align holes in nut clip with
screw hole behind slot in top of shell.
(see Figure 4).
Clean
Heated Air
Out
(Front)
Figure 2 - Cross Section Operational View
Flat Side Facing Up
Remove
Screw
Figure 4 - Installing Nut Clip
3.
Place handle over hole and clip. Insert
two screws (provided with handle)
through handle and tighten into shell.
Make sure rear screw goes through
shell and into fan guard. Tighten screws
firmly.
Combustion Chamber
Air For Combustion
Nut Clip
Shell
Slot
4
Fan
Air For Heating
Nut Clip
Figure 5 - Attaching Handle
Motor
Cool Air
In (Back)
Hose/
Regulator
Assembly
Screws
Handle
Rear of
Heater
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