TM 55-1520-240-23-10
16-28
ADJUST FORWARD OR AFT CARGO HOOK SWITCHES (AVIM)
(Continued)
16-28
SOLENOID-PROTECTION SWITCH ADJUSTMENT
43.
Make sure load beam (15) is closed and latched.
44.
Connect multimeter (22) set to RX 10,000 scale,
to pins C and D of connector plug (23).
45.
Remove lockwire and loosen two screws (36).
Move solenoid-protection switch (37) away from
actuator arm (38) as far as it will go.
46.
Rotate knob (17) counterclockwise until internal
lever (39) is raised to highest point. Turn knob
clockwise until internal lever descends 1/16 inch.
Maintain this distance.
47.
Move solenoid-protection switch (37) toward
actuator arm (38) until multimeter (22) reads
infinity.
48.
Tighten two screws (36).
49.
Release knob (17). Internal lever (39) shall drop
to latch position. Check multimeter (22) reading.
Multimeter shall read 0 ohm.
50.
Rotate knob (17) counterclockwise until internal
lever (39) is raised to highest point. Turn knob
clockwise until internal lever descends 1/16 inch.
Check multimeter (22) reading. Multimeter shall
read infinity.
51.
Release knob (17).
52.
Disconnect multimeter (22) from connector plug
(23).
53.
Connect adjustment setup harness (40) to
connector plug (23) with positive test lead to pin
C and negative lead to pin D.
54.
Adjust power supply (41) to 22 volts. Actuate
switch (42). Check internal lever (39). Lever shall
raise and drop rapidly.
55.
Release switch (42).
56.
Shut down power supply (41).
57.
Remove adjustment setup harness (40) from
connector plug (23).
58.
Torque two screws (36) to 15 inch-pounds.
Lockwire screws. Use lockwire.
16-158
