Genie GS-2669 DC Service And Repair Manual page 101

Service and Repair Manual
Platform Overload Components
Platform Overload System Troubleshooting
Condition
Cannot lift rated load
At max. Height with rated load in platform,
pressure switch alarm continues to sound
At down limit with rated load in platform, the
pressure switch alarm continues to sound
90
Possible Cause
Relief valve set too low
System needs to be reset
Max. Height limit switch out of
adjustment or faulty
Too much weight in platform
Pressure switch out of
adjustment
Batteries are not fully charged
Overload system not adjusted
properly
Slider channel not lubricated
System needs to be reset
Down limit switch out of
adjustment
Too much weight in platform
Overload system not adjusted
properly
GS-2669 DC • GS-3369 DC • GS-4069 DC
November 2016
Solution
Increase relief valve pressure
Turn off red emergency stop button,
wait three seconds and turn machine
back on
Lower the up limit switch slightly or
replace contacts
Put correct rated load in platform
Turn the pressure switch nut 1/4 turn
into the hydraulic line
Charge batteries
Repeat calibration procedure
Lubricate the slider channel
Turn off red emergency stop button,
wait three seconds and turn machine
back on
Raise the down limit switch
Put correct rated load in platform
Turn the pressure switch nut 1/4 turn
into the hydraulic line or repeat
calibration procedure
Part No. 1272220GT