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Page Title:
ELECTRIC JOYSTICK CONTROL DOES NOT OPERATE - continued |
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 TM 10-3930-673-20-1
33. ELECTRIC JOYSTICK CONTROL DOES NOT OPERATE (CONT).
10
KNOWN INFO
TEST OPTIONS
Hydraulic system OK.
Continuity test.
Is continuity present between
Auto-leveler OK.
STE/ICE-R #91.
main connector and boom
Joystick OK.
REASON FOR QUESTION
Connector J3 OK.
connector where wire 57 and
If continuity is not present, wire
Connector P3 OK.
58 connect?
and/or connector are faulty.
Connector J1 OK.
Connector P1 OK.
Connector J4 OK.
Connector P4 OK.
Wire 51 OK.
Wire 52 OK.
Wire 53 OK.
Wire 54 OK.
Wire 55 OK.
Wire 56 OK.
Repair wire and/or
NO
Fork leveler mode switch OK.
connector
(Para 8-50).
POSSIBLE PROBLEMS
Wire 57 faulty.
YES
Wire 58 faulty.
KNOWN INFO
TEST OPTIONS
11
Hydraulic system OK.
Continuity test.
Is continuity present between
Auto-leveler OK.
STE/ICE-R #91.
Joystick OK.
boom connector and
REASON FOR QUESTION
Connector J3 OK.
electrical junction box where
If continuity is not present, wire
Connector P3 OK.
wire 57 and 58 connect?
and/or connector are faulty.
Connector J1 OK.
Connector P1 OK.
Connector J4 OK.
Connector P4 OK.
Wire 51 OK.
Wire 52 OK.
Wire 53 OK.
Wire 54 OK.
Wire 55 OK.
Wire 56 OK.
Repair wire and/or
NO
Fork leveler mode switch OK.
connector
(Para 8-50).
POSSIBLE PROBLEMS
Wire 57 faulty.
YES
Wire 58 faulty.
2-502
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