72-10-01 GENERAL
Instructions in this section are based on the assumption that all parts attached by the aircraft
manufacturer, except optional pumps have been removed.
Accessories supplied by the engine manufacturer may be serviced according to instructions
supplied by the applicable accessory manufacturer.
ENGINE REMOVAL INSTRUCTIONS
Properly identify each part by marking or tagging as
it
is disconnected from the engine, to
aid in reinstallation.
NOTE.
.
.
If the engine is being removed to be placed in storage, accomplish steps listed in
Section 72-80-00, Engine Preservation.
1.
Turn all cockpit switches and fuel selector valves
OFF.
2.
Drain the engine oil from the sump. Replace drain plug and tighten.
3.
Disconnect the battery ground cable.
4.
Disconnect the starter cable.
5.
Tag and disconnect the engine wiring bundle from the following components.
a.
Magnetos
b. Alternator
c.
Tach Generator
d.
Oil Temperature Bulb
e. Cylinder Head Temperature Bulb
f. EGT Thermocouple
Probe(s)
g.
Remove all clamps attaching engine wire bundle to engine components and route
clear of the engine.
6.
Disconnect propeller, throttle, and mixture control cables,
7. Disconnect fuel, manifold pressure and oil hoses from engine.
8. Remove exhaust system.
9.
Remove the propeller in accordance with airframe manufacturer's instructions.
10. Remove engine to airframe connections in accordance with airframe manufacturer's
instructions.
Attach a hoist to engine lifting eye and relieve the weight from the engine mounts.
CAUTION.
. .
Place a suitable stand under the aircraft tail section load bearing area (jack pad
or
A/C
tie down eye) before removing the engine. The loss of weight
may
cause the tail to
drop.
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