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TM 10-4320-343-14
4.12.4 Wiring Harness Testing (Not used on Model 350 PAFN).
This task covers: 4.12.4.1 Test
INITIAL SETUP
Test Equipment
Equipment Conditions (continued)
Multimeter (appendix B, Section III, Item 2)
Battery disconnected, paragraph 4.12.2.
V-belt guard removed, paragraph 4.10.6
Tools
General Safety Instructions
General Mechanic's Tool Kit (appendix B, Section II,
Item 1)
To prevent rolling or sliding, do not work on equipment
that is not securely stabilized.
Equipment Conditions
Do not work on equipment without following standard
Engine shutdown, refer to paragraph 2.5.1.2 or 2.5.2.2
shop safety precautions.
Battery cover removed, paragraph 3.4
4.12.4.1 Test.
WARNING
Do not work on wiring harness with negative battery terminal connected.
To prevent rolling or sliding, do not work on equipment that is not securely
stabilizes. Ensure both wheels are secure.
Failure to obey these warnings may result in serious injury.
a.
Disconnect and tag two lines (figure 4-39, sheet 1, view D, 1 and 2) from cold start reservoir.
b.
Remove screws (view C, 3), lockwashers (4), washer (5) and cold weather start kit (6).
c.
Remove remaining four screws (view A, 3) and lockwasher (4) that secure control panel cover (7).
d.
Remove control panel (7).
e.
Using multimeter set for continuity, refer to figure 4-39, sheet 2 and check continuity of wires.
f.
If any wire does not indicate continuity, refer to paragraph 4.12.5 and replace wiring harness.
g.
Install control panel cover (sheet 1, view A, 7).
h.
Install cold weather start kit (view C, sheet 1, 6) using washers (5), lockwashers (4) and screws (3).
i.
Install remaining washers (view A, 5), lockwashers (4) and screws (3).
j.
Connect two lines (view D, 1 and 2) to cold start reservoir.
4-74 Change 1
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