TM 9-6115-664-13&P
4-59. HOUR METER MAINTENANCE
This task covers removal, inspection, and installation
INITIAL SETUP
Tools:
Equipment Condition:
Shop Equipment, Automotive Maintenance
Nosepiece Assembly Removed (Para. 4-15)
and Repair (Item 1, App. B)
A.
REMOVAL.
NOTE
Discard and replace all lockwashers
and locknuts when removed.
1.
Disconnect electrical wires from hour meter (5,
Figure 4-49) and circuit breaker (13).
2.
Remove bracket (1) from APU enclosure by
removing screws (2), lockwashers (3), and washers
(4).
3.
Remove hour meter (5) and backing plate (9) from
bracket (1) by removing screws (6), washers (7),
nuts (8), and grommets (10).
4.
Remove circuit breaker (13) from bracket (1) by
removing screws (12) and nuts (11).
B.
INSPECTION.
1.
Inspect electrical wire for cuts, abrasions, and bare
wire. Check wiring insulation for damage.
2.
Inspect hour meter for obvious damage. Inspect
glass for cracks.
Figure 4-49. Hour Meter (Sheet 1 of 2)
4-130
