Genie GS-2669 RT Service Manual page 152

Section 4 • Repair Procedures
TROUBLESHOOTING THE PLATFORM OVERLOAD SYSTEM
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
4 - 82
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 RT • GS-3369 RT • GS-4069 RT
PLATFORM OVERLOAD COMPONENTS
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
November 2014
Part No. 229753