TM 1-1520-238-T-4
4116
435.
CPG COLLECTIVE STICK DOES NOT RESET CHOP FUNCTION
435
Tools:
Nomenclature
Part Number
Tool Kit, Electrical
SC518099CLA06
Repairers
Multimeter, Digital
AN/PSM-45
Personnel Required:
68F
Aircraft Electrician
References:
TM 1-1520-238-23
Equipment Conditions:
Ref
Condition
TM 1-1520-238-23
Access provisions
L200, R200 panels
removed
CPG seat removed
WARNING
Turn off power before detaching or
attaching wires and connectors. High
current 28 VDC or 115 VAC is present.
Failure to do so could result in death or
serious injury.
1. Check for open between:
J108R and P977A5,
J108N and P977A6,
J108J and P978A5,
J108G and P978A6.
Does open exist?
YES
Repair open wire.
(Engine 1) Go to
paragraph 412.
(Engine 2) Go to
paragraph 413.
NO
Go to step 2.
2. With CPG collective stick in RUN position, check
for open between:
P108K and P108R,
P108K and P108J,
P108L and P108N,
P108L and P108G.
Does open exist?
YES
Replace CPG collective stick
RUN/CHOP switch
(TM 1-1520-238-23).
NO
Replace start mode relay panel
(TM 1-1520-238-23).
END OF TASK
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