OPERATION OF SWINGFIRE HEATER (Contd)

TM 9-2320-386-10

2-48. OPERATION OF SWINGFIRE HEATER (Contd)

(7) Raise power receptacle cover (9) and install one end of starter cable (10) in

power receptacle (11). Install other end of starter cable (10) in starter cable

receptacle (14).

(8) Squeeze ignition switch (13) against pump lever (12) and hold there one

minute for every 10F (-12C) below 0F (-18C), then release.

NOTE

It may be necessary to loosen wingnut and open cover slightly so

pulsating sounds can be heard more clearly.

(9) Move pump lever (12) forward and backward three or four times, then

turn fuel regulator knob (2) one to one-and-a-half turns counterclockwise. Continue

moving pump lever (12) and adjust fuel regulator knob (2) until pulsating sounds

come to equal intervals.

(10) When pulsating sounds come to equal intervals, stop moving pump lever (12).

(11) Let swingfire heater (7) run three to five minutes. Adjust fuel regulator

knob (2) if pulsations are not at equal intervals.

(12) Close cover (1) if opened and tighten wingnut (6) by turning clockwise.

(13) Remove starter cable (10) from starter cable receptacle (14) and power

receptacle (11). Close power receptacle cover (9).

(14) Install swingfire heater (7) in mixing pipe (refer to task c.), turboheater

(refer to task d.), or water jacket (refer to task e.), as necessary.

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