9
TROUBLESHOOTING
Troubleshooting
Description
Lift Fails To Raise When Pushing Raise
Button
Lift Fails To Lower When Pushing Lower
Button
Lift Fails To Lower While Pushing
Lower To Locks Button.
Possible
Cause
1. Control Fault Beeps
2. Raise Button Defective
3. Vehicle Weight And Balance
Not Within Lift capacity
4. Motor Rotation Incorrect
5. Incoming motor voltage
Incorrect Or Insufficient
6. Loose Or Damaged Wiring
7. Blown Fuse
8. Pinched Or Chafed Position
Sensor Cable
1. Control Fault Beeps
2. Lower Button Defective
3. Hydraulic Valves Malfunctioning
4. Velocity Fuses Malfunctioning
1. Control Fault Beeps
2. Lower To Locks Button Defective
3. Hydraulic Valves Malfunctioning
4. Velocity Fuses Malfunctioning
5. Loose Or Damaged Wiring
6. Blown Fuse
7. Pinched or Chafed Position Sensor
Cable
Remedy
1. Follow trouble shooting instructions
for fault identification.
2. Replace raise button.
3. Use lift only at rated load.
4. Re-wire motor according to motor
diagram for counter-clockwise
rotation.
5. Contact your local RAI
6. Inspect and repair loose or dam-
aged wiring.
7. Check for blown fuse.
8. Check for pinched or chafed
position sensor cable. Replace if
necessary.
1. Follow trouble shooting instructions
for fault displayed.
2. Replace lower button.
3. Check electrical connections or
replace hydraulic valve(s).
4. Pressurize lift hydraulically then
use manual override valves to
release hydraulic pressure.
1. Follow trouble shooting instructions
for fault identification.
2. Replace lower to locks button.
3. Check electrical connections or
replace hydraulic valve(s).
4. Pressurize lift hydraulically then
use manual override valves to
release hydraulic pressure.
5. Pressurize lift hydraulically then
use manual override valves to
release hydraulic pressure.
Lower height limit not set.
6. Check for blown fuse.
7. Check for pinched or chafed
position sensor cable. Replace if
necessary.