TM-9-2540-207-14-P
HEATER, VEHICULAR COMPARTMENT, MODEL: A20
TECHNICAL MANUAL; OPERATOR, FIELD, AND SUSTAINMENT MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST
JULY 2007
TM-9-2540-207-14-P - Page 201 of 288
TM 9-2540-207-14&P
6-37
6.5.46 F8 - IGNITION FLAME OUT(Design Iteration 1 & 2 Only)
DURING START UP, THE BURNER TEMPERATURE HAS DROPPED BELOW NORMAL
OPERATING LIMITS AND THE HEATER IS UNABLE TO RE-ESTABLISH IGNITION
CHECK/POSSIBLE CAUSE
REF
.R
EPAIR
1
CHECK FOR CARBON BUILD-UP
IN IGNITOR HOLDER
4.4.1
CLEAN CARBON FROM IGNITOR HOLDER
RESTART HEATER
2
CHECK THAT IGNITOR HATCH IS
INSTALLED CORRECTLY
4.1.1
INSTALL IGNITOR HATCH
RESTART HEATER
3
CHECK THAT WIRE IS
CONNECTED TO IGNITOR
4.1.1
CHECK SPRING WASHER ON IGNITOR POST.
PLACE WIRE ON POST
REPLACE HATCH COVER
RESTART HEATER
4
DEFECTIVE IGNITOR
4.1.1
REPLACE IGNITOR
RESTART HEATER
5
CHECK FUEL SYSTEM AND FUEL
SUPPLY
2.6
TABLE 2-1
RECONNECT FUEL SYSTEM, REMOVE ALL
UNNECESSARY BENDS AND FILL FUEL TANK
WITH FUEL
RESTART HEATER
6
CHECK FOR OBSTRUCTIONS IN
ALL DUCTING TO THE HEATER
REMOVE OBSTRUCTIONS
RESTART HEATER
7
CHECK FOR CARBON BUILD-UP
ON BURNER FUEL SHAFT
5.3.7
CLEAN BURNER FUEL SHAFT
8
CHECK FOR CARBON
ACCUMULATION OR
OBSTRUCTIONS IN BURNER
CARTRIDGE
5.3.7
REMOVE CARBON AND CLEAN BURNER
CARTRIDGE
9
DEFECTIVE FLAME TUBE AND
BURNER CHAMBER
5.3.2
5.3.5
REPLACE FLAME TUBE AND BURNER
CHAMBER
RESTART HEATER
10
DEFECTIVE BURNER CARTRIDGE 5.3.7
REPLACE BURNER CARTRIDGE
RESTART HEATER
11
DEFECTIVE FUEL INJECTOR
5.5.5
5.6.2
REPLACE FUEL INJECTOR
RESTART HEATER
12
DEFECTIVE WIRING HARNESS
5.5.6
REPLACE WIRING HARNESS
RESTART HEATER
13
DEFECTIVE ELECTRONIC
PROGRAMMED CONTROLLER
BOARD
5.2.5
REPLACE ELECTRONIC PROGRAMMED
CONTROLLER
RESTART HEATER
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