TM 5-5420-202-20-4
PERSONNEL HEATER REPAIR (Sheet 4 of 8)
Heater Igniter Replacement (Sheet 4 of 4)
TEST:
1.
If burner is flooded (see INSPECTION OF
IGNITOR WICK), disconnect lead (A) at
normally open (N.O.) terminal on flame
detector switch (B).
2.
Install personnel heater igniter (C), electrical inlet connection (D), and electrical con-
nector (E). See INSTALLATION procedure.
3.
Turn PERSONNEL HEATER HEATER
MASTER switch (F) ON.
4.
Set PERSONNEL HEATER ON-HI OFF
ON-LO switch (G) to ON-LO.
5.
A white, smoke-like fuel vapor will
flow out of exhaust tube at front of
vehicle.
6.
When personnel heater ignites, wait
for black-grey exhaust smoke to clear
up.
7.
Once this has happened, connect lead
(A) to flame detector switch (B).
8.
Install personnel heater cover (page 18-9,
steps 6 and 7).
Let personnel heater run for 5 minutes.
9.
10.
OFF ON-LO switch (G) to OFF. `--
Fan will cent inue to run until fuel is
End of Task
purged from personnel heater.
TA248609