| |
TM 10-3930-643-34
GENERAL SUPPORT ENGINE, FUEL, EXHAUST AND COOLING MAINTENANCE. (cont)
13-13.
Fuel Solenoid. (Sheet 4 of 5)
CLEANING/INSPECTION (cont)
8.
9.
10.
11.
12.
13.
Inspect two screws (5), lock washers
(6), screws (7), cover (8), spring
(12), plunger (13), washer (14) and
ring (15).
Replace if cracked, bent,
distorted, broken or damaged or if
threads are damaged.
Apply 24 volts DC between terminal
connection and outside diameter of
solenoid body (10), Resistance should
be 17.6 to 19.2 ohms (measured at 76
degrees F).
Assemble solenoid body (10), new
gasket (11), plunger (13), washer
(14), ring (15) and cover (8). Do
not include spring (12).
Apply 18 volts DC between terminal
connection and cover (8).
Observe
plunger (13) action. Plunger (13)
should be drawn freely into solenoid
body (10) with no evidence of binding
or sticking.
Apply 18 volts DC between terminal
connection and cover (8) while
holding plunger (13) with fingers.
Compare with force required to
operate pump linkage.
Force exerted
by plunger (13) should be sufficient
to operate pump linkage.
Disassemble all parts.
Inspect all
parts. Refer to paragraph 2-9.
Go to sheet 5
13-84
|