TM 9-2320-363-34-2
1.
BACK OFF ADJUSTING SCREW (1) BY ROTATING TO LEFT SEVERAL TURNS.
2.
ROTATE ADJUSTING SCREW (1) TO RIGHT UNTIL FLAME DETECTOR SWITCH (2) CLICKS.
3.
ROTATE ADJUSTING SCREW (1) EXACTLY 3/4-TURN MORE TO RIGHT.
4.
SEAL ADJUSTING SCREW (1) BY COATING WITH INSULATING VARNISH.
NOTE
Follow-on Maintenance:
Install heater in vehicle (TM 9-2320-363-20).
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