Mec Micro 26 - Lifting Instructions

Page 39 Micro 26 - Service & Parts Manual
April 2019Section 14 - Fault Codes
Failures that do not have a fault code associated:
Fault Fault Solutions
1
No drive, no alarm, the rest
functions all good
Check the option code
Check the drive speed setting
Check the drive motor and wiring
Check the drive motor controller and wiring
1.
2.
3.
4.
2
No steering, no alarm, the rest
functions all good
Check the steering function valve
Check the steering overflow valve
Check the steering speed setting
Check the steering cylinder
1.
2.
3.
4.
3
No lift, no alarm, the rest
functions all good
Check to see if the hydraulic pump is working when lifted
Check to see if lift function is working
Check the up switch and ECU if not working
1.
2.
4
No down, no alarm, the rest
functions all good
Check the down function valve
Check the cylinder orifice
1.
2.
5 No function, no alarm
Check the option code and speed setting
Check the joystick
1.
2.
6
7A fuse blown on ground
control
Check the beacon and wiring
Check the tilt sensor and wiring
Check the platform controller
Check 7A Fuse
1.
2.
3.
4.
7
Platform lowers uncommented
approximately 6 inches after lift
Check the relief valve on upper lift cylinder, increase the pressure
by turning adjust screw clockwise 1/4 turn
Note: Emergency down function will be affected by excessive increase
1.
8 Platform lowers uncommented
Check the down function valve
Check the emergency lowering cable
1.
2.
9 Will not lift rated capacity
Check the lift relief valve by turning the adjuster screw clockwise
1/4 turn
Check the seal on lift relief valve
Check the seal on lift function valve
Check the pump
1.
2.
3.
4.
10 No power on machine
Check the platform control and wiring
Check the charger relay wiring
Check three power switches and wiring
Check the key switch and wiring on ground control
Check 7A and 250A/300A Fuse
Check the relay and wiring on ground control
1.
2.
3.
4.
5.
6.
11 No drive when elevated Check the elevated drive speed setting
12
Slow drive speed in stowed
position
Check the down limit switch and wiring
13 No Charging
Check the charger and wiring
Check the battery water, terminals, and wiring
Check the batteries for bad cells
1.
2.
3.