(5) Inspect wiring for defective
assemblies. Refer to next higher level of
(2) Replace defective telephone jack as follows:
Refer to next higher level of maintenance.
(a) Tag and remove wires
connected to the jack.
(b) Remove the hex nut and
flat washer attaching jack to
panel and remove jack.
MAINTENANCE OF AIR CLEANER. (See
indicator (17, figure 3-1) for a red
Inspect service indicator for
loose mounting and damage.
Inspect air cleaner filter
elements (4 and 7,
figure 3-1) for signs of
blocking and holes.
Figure 3-1. Air Cleaner, Exploded view