Full Product Manual

www.usaprocom.com
200239-01A20
Figure 24 - Ignitor Button and Control
Knob Locations
5. Push in control knob slightly and turn
counterclockwise to the PILOT
position. Press in control knob for ve (5)
seconds.
Note: The rst time that the heater is
operated after connecting the gas supply,
the control knob should be pressed for
about thirty (30) seconds. This will allow
air to bleed from the gas system. If pilot
does not stay lit, refer to Troubleshooting,
pages 24 though 27. Also contact a quali-
ed service technician or gas supplier for
repairs. Until repairs are made, light pilot
with match.
• If control knob does not pop up when
released, contact a qualified service
technician or gas supplier for repairs.
6. With control knob pressed in, push
down and release ignitor button. This
will light pilot. The pilot is attached to
the rear of the burner. If needed, keep
pressing ignitor button until pilot lights.
Note: If pilot does not stay lit, refer to
Troubleshooting, pages 24 though 27.
Also contact a qualied service technician
or gas supplier for repairs. Until repairs
are made, light pilot with match. To light
pilot with match, see Manual Lighting
Procedure, page 21.
7. Keep control knob pressed in for 30 sec-
onds after lighting pilot. After 30 seconds,
release control knob.
Note: If pilot goes out, repeat steps 7
through 10. This heater has a safety in-
terlock system. Wait one (1) minute before
lighting pilot again.
OPERATION
8. Turn control knob counterclockwise
to the ON position. The main burner
should light. Set control knob to the de-
sired heating level.
Note: Please wait one minute after shut-
ting off heater to allow the control valve
to reset before starting again.
CAUTION: Do not try to ad-
just heating levels by using the
equipment shutoff valve.
WARNING: If input gas
type is NG, make sure NG pilot
burner ignites. If input gas type
is LP, make sure LP pilot burner
ignites.
Figure 25 - Pilot Assembly
Shutting Off Heater
Turn control knob clockwise to the
OFF position.
Shutting Off Burner Only (pilot
stays lit)
Turn control knob clockwise to the
PILOT position.
TO TURN OFF GAS TO APPLIANCE
(Back of pilot
shown for clarity)
Pilot Air
Inlet Hole
Natural Gas
Burner
Propane/LP
Gas Burner
Thermocouple
Pilot Air Inlet Hole
Ignitor
Electrode
Ignitor
Control Knob