Installation Guide
www.usaprocom.com
200068-01A22
OPERATION
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 25 though 28. 
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.
7.  Keep control knob pressed in for 10 sec-
onds after lighting pilot.
  Note: If pilot goes out, repeat steps 5 
through 7. Wait one (1) minute before 
lighting pilot again.
9.  To select the desired heating level, slightly 
press the control knob and turn counter-
clockwise  . Release the downward 
pressure on the knob while continuing to 
turn  until  the  knob  locks  at  the  desired 
setting. Do not operate between locked 
positions.
Shutting Off Heater
Turn  control  knob  clockwise    to  the 
OFF position.
1.  Follow steps 1 through 5 under Lighting 
Instructions, page 21.
2.  With  control  knob  pressed  in,  strike  a 
match, and hold near pilot. Pilot should 
light.
3.  Keep control knob pressed in for 30 sec-
onds after lighting pilot. After 30 seconds, 
release control knob. 
4.  Make sure the heater screen is in place 
before operating heater.
TO TURN OFF GAS TO APPLIANCE
Shutting Off Burner Only (pilot 
stays lit)
Turn  control  knob  clockwise    to  the 
PILOT position.
MANUAL LIGHTING PROCEDURE
  Note: Please wait one minute after shut-
ting off heater to allow the control valve 
to reset before starting again.
10. If the gas logs will not operate, see To Turn 
Off Gas to Appliance and call our technical 
service department at 1-866-573-0674.
 CAUTION: Do not try to ad-
just heating levels by using the 
equipment shutoff valve.
Figure 30 - Pilot Assembly HLA Models
Ignitor 
Electrode
Thermocouple
Pilot Air Inlet Hole
Pilot Burner










