Labrie MINIMAX Maintenance Manual page 131

Problem
Packer moves forward but
stops at the end of stroke
Packer does not perform
enough cycles
Backup alarm and warning
buzzer inside the cab sound
all the time
Arm is too fast/too slow
Flashing lights on
dashboard always blinking
Arm does not respond to
joystick (assuming that
PTO
switch is engaged)
Possible causes
Hydraulic pressure not properly
adjusted
LHS hopper door open
Packer wear plates are worn out Replace wear plates. See Replacing
Packer extend limit switch is
misaligned
Multi-cycle module
programming
Misaligned tailgate proximity
switch
Faulty proximity switch
Faulty harness
Flow limiter adjustment on arm
control valve
Misaligned arm stowed limit
switch
Cut off or defective power
cables
Faulty limit switch
Cut off or defective power
cables
Faulty joystick
Troubleshooting 123
Solution
See Adjusting Hydraulic Pressure on
page 83.
Close LHS hopper door.
Packer Wear Plates on page 31
Adjust switch. See Adjusting Packer
Extend Limit/Proximity Switch on
page 38
Reprogram the module for higher
number of cycles (see Multicycle on
page 138).
Adjust tailgate proximity switch (see
Adjusting Tailgate Unlocked
Proximity Switch on page 44).
Check the proximity switch with a
multimeter or for proper
VOM
operation (O /O or click).
N FF
Replace if necessary.
Check for continuity on the
electrical harness that is connected
to the proximity switch. Change the
electrical harness if necessary.
Recalibrate cylinder speed (see
Adjusting Arm Speed on page 164).
Align switch lever with gripper
finger (see Adjusting Arm Stowed
Limit Switch on page 50).
Perform a continuity test on the
cable. Replace faulty cables if
necessary.
Replace faulty limit switch.
Follow wires on the electrical
schematic for 12-volt supply (move
joystick to get signal).
Contact LabriePlus.