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TM 9-4110-257-14
4-31. ENGINE SPEED SWITCH S8 REPLACEMENT. - Continued
b.
Installation.
CAUTION
The engine speed switch must be factory set at 83 hertz for the engine to operate properly.
Equipment damage can result if not set to this frequency.
(1) Be sure engine speed switch (9) has been factory set at 83 hertz. Install engine speed switch, four new lock
washers (7), flat washers (8), and bolts (6).
(2) Using tags and wiring diagram (fig. 1-4), install wire leads (4), and four screws (5). Remove tags.
(3) Close control panel (3). Install two new lock washers (2) and bolts (1).
NOTE
FOLLOW-ON MAINTENANCE:
Unlatch and close control panel cover door.
Connect battery (para 4-35) and put unit back into service.
4-80
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