TM 9-2320-211-10
(d) Place HI-LO switch (1) in LO
(down) position.
(e) Hold START-OFF-RUN switch
(3) in START position until indicator light
(2) comes on. Indicator light should come
on within two minutes.
NOTE
Toggle switch is spring loaded, and must be held in position.
(f) As soon as the indicator light (2) comes on, quickly move the START-OFF-RUN
toggle switch (3) to the RUN position. Warm air should be felt at the heat outlet within three
minutes.
NOTE
Moving toggle switch lever from START to RUN too slowly will turn heater off.
NOTE
If heater fails to start within two minutes, (indicator light will remain off), move
START-OFF-RUN switch to OFF position. Wait three minutes before trying to
start again.
(g) position HI-LO switch (1) according to heat requirements.
NOTE
LO position is suitable for standby periods when heater will operate over an
extended period of time.
(h) To stop heater, place HI-LO switch (1) in LO position and place START-OFF-RUN
switch (3) in the OFF position. Burner will go out within a few seconds, but indicator light (2)
will remain on, and the blower will continue to deliver air, until burner cools and is purged of
unburned gases.
TA 067114
2-140
