MASTER SWITCH MAINTENANCE (Contd)
Use caution when working with battery cables. Failure to comply
may result in injury to personnel and/or damage to equipment.
Remove all jewelry such as rings, identification tags, bracelets, etc.
If jewelry or disconnected battery ground cable contacts battery
positive post, a direct short can result. Failure to comply may result
in injury or death to personnel and/or damage to equipment.
When removing cables, disconnect the ground cable first. Do not
allow tools to come in contact with vehicle when disconnecting
cable clamps. A direct short can result, causing instant heating of
tools, tool damage, battery damage or battery explosion, and severe
injury to personnel.
Tag all cables and lead wires during removal to assist with
Remove four nuts (2), six cables (1), three lead wires (4), and washers (3) from terminals (5).
Remove three locknuts (6) and screws (9) from master switch (8). Discard locknuts (6).
Remove master switch (8) from mounting plate (7).
CLEANING AND INSPECTION
For general cleaning and inspection instructions, refer to WP 0013 00.
Inspect cables (1) for corrosion. If cables are corroded, clean with parts cleaning brush.
Inspect cables (1) for damage. If damage is present, replace cables (1) (WP 0054 00).
Install master switch (8) on plate (7) with three screws (9) and new locknuts (6).
Install four washers (3), five cables (1), one lead (4), and four nuts (2) on terminals (5).
Close battery hatch (TM 5-1940-322-10).