4-12 SWITCH BOX ASSEMBLY MAINTENANCE.
This task covers: a. Removal
Tool Kit, General Mechanics
(item 1, appendix B)
Both generator sets are shut down,
Equipment Conditions (continued)
Trailer support devices are
lowered, paragraph 2-3.2.1.
Remove four nuts (14, figure 4-9), flat washers (5), and screws (6) that secure switch box assembly.
Disconnect Wl, W2, W3, and W4 horn the generator set load terminals (9).
Disconnect W5 from the generator set ground terminal (10).
Disconnect P1 (7) from J16 (8) of the generator set.
Remove switch box assembly.
Release clamping catch (15) and open the control panel access cover (4).
Inspect control panel assembly (16) for missing or broken parts.
Close control panel access cover (4) and secure with clamping catch (15).
Release clamping catch (17) and open load terminal door (18).
Inspect load terminals (9) and ground terminal (10) for missing or broken parts.
Close load terminal door (18) and secure with clamping catch (17).
Remove 21 screws (3), lock washers (2), and flat washers (l). Discard lock washers.