Procom ML150HPA Owner's Operation And Installation Manual page 17

CAUTION: Do not try to ad-
just heating levels by using the
equipment shutoff valve.
Control Knob
PILOT/IGN
LOW
PILOT/IGN
LOW
PILOT/IGN
LOW
PILOT/IGN
LOW
1. STOP! Read the safety information on
page 16.
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 16. 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 (see Figure 18).
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
21 though 23. Also contact a qualified
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.
200045-01A
OPERATION
OFF
MED
HIGH
OFF
MED
HIGH
OFF
MED
HIGH
OFF
MED
HIGH
Figure 19 - Burner Patterns (Manual Control)
THERMOSTAT MODELS
LIGHTING INSTRUCTIONS
to the
www.usaprocom.com
Ignitor Electrode
Thermocouple
Figure 18 - Pilot
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 Trouble-
shooting, pages 21 though 23. 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 18.
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.
Ignitor Button
Figure 20 - Control Knob in the OFF
Position
Pilot Burner
LOW
MED
HIGH
OFF
Control Knob
17