| Tweet |
Custom Search
|
|
|
||
 TM 55-1905-223-24-3
REMOVAL
WARNING
Turn off and tag all electrical power to the instrument panel and
automatic starting circuits. Failure to do so may result in
personal injury.
a. Open the instrument panel (2) by removing the two screws one each in to corner of the panel, and
p
swing the panel (2) front down to open.
b. Tag and disconnect and withdraw unharnessed wires through the bottom of the instrument cabinet (22).
c.
Unplug wiring harnesses (11, 31) and electrical power cable assembly (30) from the bottom of the
instrument cabinet (22).
d. Remove the four hexagon nuts (25), four flat washers (24), and four resilient mounts (26) from the
instrument bracket (23) and remove the cabinet (22) and four resilient mounts (29) from the bracket
(23).
e. Remove four assembled washer screws (28) and four hexagon nuts (27) to remove the bracket (23) if
required.
REPAIR
a
Repair Instrument Panel. Repair to the instrument panel assembly will be the replacement of defective
gauges, switches, meters, circuit breaker, lights and other instrument panel components, or the
replacement of the assembly.
(1) Tag and remove the electrical wiring from the defective gauge, switch, circuit breaker, meter,
resistor, or light assembly.
(2) Remove the mounting hardware that holds the gauge, switch, circuit breaker, meter, resistor, or
light to the panel (2). Remove the defective part and discard.
(3) Position the new part in the panel (2) and install the mounting hardware that holds it to the panel
(2).
(4) Connect the electrical wiring to the appropriate gauge, switch, circuit breaker, meter, resistor, or
light. Remove tags. Tighten the connections.
b
Repair Terminal Board. Repair to the terminal board (21, Figure 2-6) is replacement of overspeed
switch (1, Figure 2-7) and governor control (2, Figure 2-7) or replacement of the terminal board (3).
(1) Replace overspeed switch (1, Figure 2-7) as follows:
(a) Disconnect and tag the wiring connections from terminal strip.
2-61
|
||
|
||
