TM 10-4320-344-24
2.16.13 Tachometer/HoumeterAssemblyMaintenance. Models 609-A and US636HCCD-1.
This task covers:
2.16.13.1 Removal
2 .
1
6 .1 3 . 3 I n s t a l l a t i on
2 .
1
6 .1 3 . 2 R e p a ir
INITIAL SETUP
Tools
Equipment Conditions (Continued)
General Mechanic’s Automotive
Control Panel Cover Assembly removed,
Tool Kit, Appendix B, Section
paragraph 2.16.1 (609-A) or 2.16.2
III, Item 1
(US636HCCD-1).
Materials/Parts
General Safety Instructions
Lock Washers (TM 10-4320-344-24P)
To prevent rolling or sliding, do not work
on equipment that is not securely
Equipment Conditions
s t a b i l i z e d.
Pumping station shut down, TM
Do not work on equipment with battery
10-4320-344-10.
connected.
Electrocution hazard is present
if battery is connected.
Battery disconnected, paragraph
2.14.2 (609-A) or 2.14.4
Do not work on equipment without following
(US636HCCD-1).
standard shop safety precautions.
This procedure
i s s i m i l a r.
2.16.13.1 Removal.
Do not work on
applies to Model 609-A.
The procedure for Model US636HCCD-1
equipment with battery connected.
Electrocution hazard is
present if battery is connected.
Failure to obey this warning may result in
death or serious personal injury.
a .
Disconnect tachometer cable (Figure 2-64, 1) from tachometer/hourmeter
assembly (2).
b .
Remove two nuts (3), lock washers (4), mounting bracket (5), and
tachometer/hourmeter (2) from control panel (6).
Discard lock washers (4).
2.16.13.2 Repair.
a .
Inspect tachometer/hourmeter assembly (2) for cracks, broken glass, or damage.
b .
Inspect all mounting hardware for damage.
c .
Replace all defective components.
2.16.13.3 Installation.
a.
Install tachometer/hourmeter assembly (2) in control panel (6) and secure with
mounting bracket (5), two new lock washers (4), and nuts (3).
b.
Connect tachometer cable (1) to tachometer/hourmeter assembly (2).
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