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TM 9-2350-287-20-2
20-2. SPEEDOMETER AND TACHOMETER SYSTEMS REPLACEMENT.
a.
1.
2.
3.
REMOVAL
Disconnect speedometer shaft assembly (3) and tachometer shaft assembly (2) from driver’s instrument panel
(1).
Remove screw (7), Iockwasher (6), and washer (5) from top of each of two straps (4). Discard Iockwashers.
Remove speedometer shaft assembly (3) and tachometer shaft assembly (2) from two straps (4).
4.
Remove screw (11 ), lockwasher (10), washer (9), strap (8), speedometer shaft assembly (3), and tachometer
shaft assembly (2) from driver’s compartment bulkhead.
5.
Disconnect speedometer shaft assembly (3) from adapter (12) at bulkhead (13). Remove speedometer shaft
assembly (3) from driver’s compartment.
6.
Disconnect tachometer shaft assembly (2) from STE/lCE pulse tachometer (23). Remove tachometer shaft
assembly (2) from driver's compartment.
7.
Remove STE/lCE pulse tachometer (23) from adapter (22) at bulkhead (13).
8.
Remove nut (16), Iockwasher (15), washer (19), screw (20), and retaining strap (18) from speedometer flexible
drive shaft (14), tachometer flexible drive shaft (21), and support bracket (17). Discard Iockwasher.
20-2
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