BURNER SPUTTERS OUT-continued

TM 3-4230-209-10

Table 3-1. TROUBLESHOOTING (CONT)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. BURNER SPUTTERS OUT (CONT)

Step 5. Check HEATER RECEPTACLE AND SWITCH on pump unit for

loose power cable connection to be sure there is power.

Tighten power cable connection.

Step 6. Check for loose plug or receptacle on the combustion air blower

motor.

Tighten loose connections.

Step 7. Check for broken drive arms on fuel pump, combustion magneto,

and fuel pump and ignition drive motor.

Step 8. Check for steam or water escaping from the gasket on the refrac-

tory-box end of the low pressure heating boiler,

Step 9. Check for a defective or worn fuel pump. With water heater oper-

ating in PURGE ON, visually inspect that fuel pump and ignition

drive motor is turning.

3-10

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