TM9-2350-261-20-1
1. Release air box heater switch.
2. Turn MASTER SWITCH to OFF.
3. Install air box igniter.
4. Install air box heater harness plug wire on igniter coil.
5. Remove solenoid to air box heater tube assembly (1).
6. Turn MASTER SWITCH to ON.
7. Turn air box heater switch to ON with engine cranking.
Do not allow engine to start. Have helper assist.
8. Does fuel fail to flow from solenoid with air box heater
1. Release air box heater switch.
2. Turn MASTER SWITCH to OFF.
3. Remove air box heater assembly (page 6-138).
4. Is igniter electrode and spray nozzle free of contamina-
tion and damage?
1. Air box heater is working
properly. Go to engine
cranks, but will not start
(page 3-30).
2. Verify no faults found.
1. Clean and/or replace air box
heater assembly
(page 6-138).
2. Verify no faults found.
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Change 4