TM
3-4240-309-20&P
2-12. PROTECTIVE ENTRANCE CONTROL MODULE.
This task covers replacement of:
d. Incandescent lamp (LOW PRESSURE
a. Hose (p. 2-74)
switch/indicator light) (p. 2-76)
b. interval TIMER switch knob (p. 2-75)
c. Incandescent lamp (PURGE indicator
light) (p. 2-75)
Tools
Materials/Parts
General Mechanics Tool Kit
Rags (item 6, app D)
SC 5180-90-CL-N26
Dry cleaning solvent (item 3, app D)
LOCATION
ITEM
ACTION
Protective Entrance
1.
Disconnect female hose adapter (1) on
C o n t r o l Module
(2) from coupling (3).
CAUTION
Hold female hose adapter on protective
entrance control module with a wrench to
prevent it from turning.
2. Disconnect male hose adapter (4) on
hose (2) from female hose adapter
(5) on protective entrance control module.
Fabricate replacement hose (2) (fig E-3[A], app E).
Cut adapters (1 and 4) from hose and insert
adapters in new hose.
1. Install nonmetallic hose on protective entrance
control module. Hold female hose adapter (5)
with a wrench and tighten male hose adapter
(4).
2. Install female hose adapter (1) on coupling (3).
2-74
