1. STOP! Read the safety information on
page 17.
2. Make sure equipment shutoff valve is fully
open.
3. Turn control knob clockwise
OFF position.
4. Wait five (5) minutes to clear out any air.
Then smell for gas, including near the
floor. If you smell gas, STOP! Follow "B"
in the safety information, page 17. If you
do not smell gas, go to the next step.
5. Turn control knob counterclockwise
to the PILOT position. Press in control
knob for five (5) seconds.
Note: The first time that the heater is oper-
ated 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 23 though 25. Also contact a quali-
fied 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 front of burner. The pilot can be
seen through the grill. If needed, keep
pressing ignitor button until pilot lights.
Note: If pilot does not stay lit, refer to
Troubleshooting, pages 23 though 25.
Also contact a qualified 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 20.
7. Keep control knob pressed in for 30
seconds after lighting pilot. After 30
seconds, release control knob. If control
knob does not pop up when released,
contact a qualified service technician or
gas supplier for repairs.
200317-01E
OPERATION
THERMOSTAT MODELS
LIGHTING INSTRUCTIONS
to the
www.usaprocom.com
Note: If pilot goes out, repeat steps 3
through 7. This heater has a safety inter-
lock system. Wait one (1) minute before
lighting pilot again.
8. Turn control knob counterclockwise
to desired heating level. The main burner
should light. Set control knob to any heat
level between HI and LO.
CAUTION: Do not try to ad-
just heating levels by using the
equipment shutoff valve.
Ignitor Button
IGNITOR
Figure 20 - Control Knob in the OFF
Position
Thermocouple
Figure 21 - Pilot
Control Knob
Figure 22 - Burner Patterns
Control Knob
Ignitor Electrode
Pilot Burner
19