TM 5-6115-465-34
TO 35C2-3-446-2
NAVFAC P-8-625-34
TM 06858B/06859D-34
Table 8-1.
FUEL-BURNING WINTERIZATION KIT TROUBLESHOOTING CHART (CONT)
PROBABLE CAUSE
CORRECTIVE ACTION
MALFUNCTION
a. Fuel regulator valve stuck
a. Replace valve (para. 8-4).
?. Failure to shut off
open.
b. Flame switch stuck open.
b. Adjust or replace (para. 8-4).
Fuel regulator operating
Check fuel rate and replace valve if
8. Surging combustion
erratically.
necessary (para. 8-4).
a. Faulty coolant pump.
a. Repair or replace pump (para. 8-4).
9. Coolant pump fails to
recirculate liquid
b. Unclog or replace coolant line (para.
b. Clogged coolant line.
a. Pump passages or blade
a. Repair or replace pump (para. 8-4).
10. Coolant pump turns
slots plugged with
over but fails to
foreign matter.
deliver fluid
b. Replace motor (para. 8-4).
b. Defective motor.
a. Check tubing connections for leaks
a. Air leak.
11. Erratic or reduced
output
b. Check voltage input to motor (para.
b. Reduced voltage.
c. Motor lag, low rpm.
c. Check motor brushes for excessive
wear (para. 8-4).
d. Replace the cam ring (para. 8-4).
d. Scored cam ring bore.
e. Foreign matter in pump
e. Remove pump from motor; disassem-
blade slots.
ble and clean pump and filter
a. Face of seal cage scored
a. Disassemble and inspect seal cage
12. Leakage
face and o-ring. Refinish or re-
or damaged seal o-ring.
place as required (para. 8-4).
b. Disassemble and inspect seal surface.
b. Seal face of adapter scored.
Refinish or replace the adapter
a. Worn brushes
a. Remove and replace (para. 8-4).
13. Motor failure
b. Worn bearings. Burned
b. Remove and replace (para. 8-4). Re-
place motor (para. 8-4).
armature.
8-2
