ARMY TM 9-6115-642-24
AIR FORCE TO 35C2-455-12
MARINE CORPS TM 09247A/09248A-24/2
3-7 ENGINE REPLACEMENT.
a.
Remove engine and generator assembly from generator set, paragraph 3-6.1.
b. Remove generator from engine; MEP-803A, paragraph 4-11.1; MEP-813A, paragraph 4-12.1.
c.
Drill existing lower alternator mounting hole on new engine to 0.510 in. (12.9 mm)
d. Drill a 0.21 in. (5.33 mm) hole in top web of oil filler cap of new engine.
e.
Remove the following from the old engine and install on new engine:
(1) Fan belt, paragraph 2-75.
(2) Cooling fan, paragraph 2-74.
(3) Battery charging alternator, paragraph 2-14. Use hardware and support bracket from old engine.
(4) Fuel solenoid with oil cap chain, paragraph 2-95. Use hardware from old engine.
(5) Magnetic pickup, paragraph 2-94.
(6) Oil drain hose elbow (7, FIGURE 2-23) and fitting (8).
(7) Coolant high temperature switch, paragraph 2-93.
(8) Coolant temperature sender, paragraph 2-92,
(9) Engine block coolant drain valve (36, FIGURE 2-20) and bushing (37).
(10) Engine oil pressure line elbow (24, FIGURE 2-25).
(11) Starter mounting bolts.
f.
Connect chain from fuel solenoid bracket to oil filler cap at hole drilled in step d.
g.
Install generator on engine; MEP-803A, paragraph 4-11.4; MEP-813A, paragraph 4-12.6.
h. Install engine and generator assembly in generator set, paragraph 3-6.2.
i.
Check and adjust fan belt as necessary, paragraph 2-75.4.
j.
Check and adjust magnetic pickup as necessary, paragraph 2-94.4.
k. Check and adjust frequency droop as necessary, paragraph 4-7.
l.
Start generator set, check for leaks, and proper operation.
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