SAF-HOLLAND XL-TG10156UD TLV Series Liftgate - Manual (Page 17)

17 XL-TG10156UD-en-US Rev A · 2013-04-18 · Amendments and errors reserved. © SAF-HOLLAND, Inc.
Troubleshooting
PROBLEM POSSIBLE CAUSE RESOLUTION
Platform will not raise.
Battery does not have enough voltage/current.
Verify voltage and recharge or replace battery.
Ensure that cables are in good condition with
secure connections.
Insufficient oil in reservoir.
With platform on ground, fill tank within 2" (50 mm)
of top with Dextron III Automatic Transmission Fluid.
Defective actuating coil on valve. Replace actuating coil.
Liftgate is overloaded. Reduce the load on the platform.
Hose or fitting leak. Check and re-torque fittings.
Leaking check valve or relief valve. Clean, adjust or replace valve.
Worn piston seals. Replace seals.
Worn or scored piston. Replace cylinders.
Pivot points seized. Lubricate.
Pump is worn out. Replace pump.
Broken pump shaft or coupler. Replace shaft or coupling as necessary.
Platform will not raise smoothly.
Insufficient oil in reservoir. Fill reservoir.
Air lock in hydraulic system.
Operate ‘Raise Control’ for a few seconds at
top of stroke. Repeat two (2) times, pausing
between operations.
Undue mechanical wear or lack of lubrication. Lubricate pivots, replace worn parts.
Platform creeps down when stationary.
Cylinder seal leak. Replace seals or cylinder if scored.
Worn or dirty check valve. Clean or replace valve.
Hose or fitting leak Replace hose or tighten fitting
Platform raises slowly.
Battery does not have enough voltage/current.
Verify voltage and recharge or replace battery.
Ensure that cables are in good condition with
secure connections.
Liftgate is overloaded. Reduce load on platform.
Faulty cable connections: Electrical connections
corroded or disconnected.
Check connections.
Pump motor not grounded adequately. Check grounding to truck frame.
Hose leaking. Tighten or replace hoses.
Cylinder internal leak. Replace seals or replace cylinder.
Lack of lubrication or undue mechanical wear. Lubricate all pivot points and replace worn parts.
Incorrect relief valve setting. Check relief valve setting.
Worn pump. Replace pump.