TM 55-2210-224-34
3-34. CONTROLLER MECHANISM
This task covers:
a.
Removal
c.
Cleaning
e.
Repair
g.
Assembly
b.
Disassembly
d.
Inspection
f.
Test
h.
Installation
INITIAL SETUP
Tools
Material/Parts
Tool kit SC4940-97-CL-E12
Drycleaning solvent (Item 34, Appendix D)
REMOVAL
WARNING
· High voltage is used in the operation of equip-
ment. Do not be misled by the term LOW
VOLTAGE. Potentials as low as 50 volts may
cause death.
· Remove rings, bracelets, wristwatches, and
neck
chains
before
working
around
the
locomotive. Jewelry can catch on equipment
and cause injury, or may short across an
electrical circuit and cause severe burns or
electrical shock.
1. Open electrical equipment cabinet door and set
battery switch to OPEN.
2. Gain access to rear of controller through high-voltage
cabinet door.
3. Tag and disconnect wire harness leads (1) from
controller mechanism (3).
4. Remove six mounting screws (2) from top and
bottom of controller mechanism (3).
5. Remove controller mechanism (3).
3-135
