TM-9-2320-366-20-2
M1083 SERIES, 5 TON, 6x6, MEDIUM TACTICAL VEHICLES (MTV)
TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; UNIT MAINTENANCE; VOLUME NO. 2 OF 5
FEBRUARY 2006
CHANGE 3
TM-9-2320-366-20-2 - Page 404 of 1632
TM 9-2320-366-20-2
TM 9-2320-366-20-2
TM 9-2320-366-20-2
TM 9-2320-366-20-2
TM 9-2320-366-20-2
2-1280
2-1280
2-1280
2-1280
2-1280
START
1.
2.
NO
YES
NO
YES
YES
Battery voltage OK.
Input voltage to overload
shutdown system OK.
Hydraulic system shutdown
solenoid OK.
Hydraulic system shutdown
relay OK.
Crane functions OK.
Overload lockout cable OK.
Overload shutdown box OK.
Tension load cell OK.
Proximity sensor OK.
KNOWN INFO
TEST OPTIONS
POSSIBLE PROBLEMS
Faulty boom down lockout
solenoid cable.
Faulty solenoid valve.
KNOWN INFO
TEST OPTIONS
Is continuity present from
boom down lockout solenoid
cable connector socket 2
to ground?
Battery voltage OK.
Input voltage to overload
shutdown system OK.
Hydraulic system shutdown
solenoid OK.
Hydraulic system shutdown
relay OK.
Crane functions OK.
Overload lockout cable OK.
Overload shutdown box OK.
Tension load cell OK.
Proximity sensor OK.
Continuity to boom down
lockout solenoid OK.
POSSIBLE PROBLEMS
Faulty boom down lockout
solenoid cable.
Faulty solenoid valve.
Continuity Test or
STE/ICE-R #91
REASON FOR QUESTION
Boom down lockout will
not operate if continuity
is not present at boom
down lockout solenoid
cable connector socket 1.
Continuity Test or
STE/ICE-R #91
REASON FOR QUESTION
Boom down lockout will
not operate if continuity
is not present from boom
down lockout solenoid
cable connector socket 2
to ground.
Tools and Special Tools
Tool Kit, Genl Mech (Item 46, Appendix C)
Multimeter, Digital (Item 22, Appendix C)
STE/ICE-R (Item 41, Appendix C)
Is continuity present
from boom down lockout
solenoid cable connector
socket 1 to terminal
board position 28?
e117.
M1084/M1086 MATERIAL HANDLING CRANE (MHC) BOOM DOWN LOCKOUT DOES NOT ACTIVATE
INITIAL SETUP
Equipment Conditions
Batteries disconnected (para 7-57).
References
TM 9-4910-571-12&P
Replace boom down lockout
solenoid cable (para 7-85).
Replace boom down lockout
solenoid cable (para 7-85).
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