E1 LOW VOLTAGE - Continued
CORRECTIVE ACTION - Continued
4.
Restart heater (WP 0037), check message.
5.
If E1 Low Voltage message is present, notify maintenance.
E2 LOW FUEL PRESSURE
SYMPTOM
E2 Low Fuel Pressure message.
MALFUNCTION
Fuel tank level is low.
CORRECTIVE ACTION
1.
Check fuel LEVEL gauge (WP 0004) to ensure tank is not empty.
2.
Add fuel (WP 0117) to fuel tank, if necessary.
3.
Restart heater (WP 0037), check message.
4.
If E2 Low Fuel Pressure message is present, proceed to next malfunction.
MALFUNCTION
Restriction in fuel supply line.
CORRECTIVE ACTION
1.
Check to see if fuel line leading to heater is pinched.
2.
Attempt to straighten fuel lines.
3.
If fuel line cannot be straightened, notify maintenance.
E3 LOW BURNER AIR FLOW
SYMPTOM
E3 Low Burner Air Flow message.
MALFUNCTION
Exhaust system is restricted.
CORRECTIVE ACTION
1.
Check heater exhaust for restriction.
2.
If restriction is found, remove restriction from heater exhaust.
3.
Restart heater (WP 0037), check message.
4.
If E3 Low Burner Air Flow message is present, notify maintenance.
TM 9-2350-256-10
0089
0089-4