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MAINTENANCE
DECEMBER 2018
32DSSK06.D
K-SERIES PUBLIC USE SERVICE MANUAL
TABLE 3-1: MAINTENANCE SCHEDULE
SERVICE POINT
ACTION TO PERFORM
Hydraulic cylinder,
hoses and fittings
Check hydraulic cylinder for evidence of leaks.
Inspect hydraulic hoses for damage.
Verify that all fittings are tight.
END OF TABLE
D. TROUBLESHOOTING
The troubleshooting guides are designed to provide logical starting points to locate general problems that could occur
with lift. However, not all possible problems or combinations of problems are listed. For troubleshooting lift, refer to
Table 3-2
. The guide does not incorporate routine safety precautions or preliminary procedures, and assumes that ve-
hicle battery is fully charged and battery terminals/connectors are clean and tight.
WARNING
THE TROUBLESHOOTING GUIDES DO NOT INCORPORATE ROUTINE SAFETY PRECAUTIONS
OR PRELIMINARY PROCEDURES. DURING THE RICON WARRANTY PERIOD ONLY A
TRAINED, AUTHORIZED RICON SERVICE TECHNICIAN CAN PERFORM TROUBLESHOOTING.
AFTER THE WARRANTY PERIOD, IT IS RECOMMENDED THAT TROUBLESHOOTING
CONTINUE TO BE PERFORMED BY AN AUTHORIZED RICON SERVICE TECHNICIAN.
1. LIFT
TROUBLESHOOTING
TABLE 3-2: LIFT OPERATIONAL TROUBLESHOOTING GUIDE
SYMPTOM
POSSIBLE CAUSE
REMEDY
Hydraulic fluid leaks
Loose hydraulic fitting.
Make sure fitting is PROPERLY tightened.
Hydraulic component
defective.
Do not use lift until repairs are made by an authorized
Ricon service technician.
Rollstop does not open
Obstruction of rollstop
release latch.
Raise lift and remove obstruction.
Lift functions
Abnormal
operation.
Obstruction in lifting
frame.
Remove obstruction and check for any damage
Backup pump manual
release valve OPEN.
Turn manual release valve CLOCKWISE until slightly
snug.
Hydraulic fluid may be
low.
While platform is at GROUND LEVEL, be certain that
pump hydraulic fluid level is maintained at required FULL
level. Add only Texaco 01554 Aircraft Hydraulic Oil or
equivalent U.S. mil spec H5606G fluid.
Air may be trapped in
hydraulic system.
Purge hydraulic system by operating lift through its max-
imum range of travel for at least four complete cycles.
(For vehicles that do not use full travel of lift, the maxi-
mum range of travel is accomplished by raising vehicle
on a service hoist or ramp.)
No operation.
Control system circuit
breaker tripped.
Reset circuit breaker.
Backup pump manual
release valve OPEN.
Turn manual release valve CLOCKWISE until slightly
snug.
Hydraulic hose or fitting
leak.
Contact an authorized Ricon service technician for re-
pair.