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Guardian ZTML-552 - Page 2

Guardian ZTML-552
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Page 2052224 1-888-651-3431
TO LOWER THE VEHICLE
10. Remove all tools, parts, etc. from under the vehicle.
11. Pump the foot pedal slightly to remove weight from the locking mechanism.
12. Place the two safety lock levers in the horizontal, unlocked position to disengage the locking
mechanism. Refer to Parts on page 3.
13. Keep clear while pressing the release pedal slowly to lower the vehicle.
14. Once the lift is completely lowered, remove the tie-down straps and remove the lift from under the
vehicle.
15. When not in use, store lift in a safe, dry location out of reach of children.
MAINTENANCE
1. Keep the lift clean and wipe off any oil or grease. Lubricate all moving parts.
2. When not in use, the lift must be stored in the lowest position in a dry location to minimize ram and
piston corrosion.
3. Before each use, check all parts and ensure that all applicable bolts and nuts are rmly tightened. If
any part of the lift is damaged or suspect, remove the lift from service and take necessary action to
repair
4. Periodically check the ram and piston for signs of corrosion. Clean exposed areas with a clean oiled
cloth
5. When lift efciency drops, purge away air from the hydraulic system.
6. Check the hydraulic oil level. If not adequate, add hydraulic oil as necessary. Do not use brake uid
or any other improper uid.
7. If the lift need repairing and/or there are any parts that need to be replaced, have it repaired by
authorized and trained technicians and only use the replacement parts supplied by the manufacturer.
No. FAULT CAUSE REMEDY
1 Can't lift load 1. Overload
2. Release valve not complete closed
3. Air in hydraulic system
1. Remove partial overload
2. Check the release valve
3. Purge air away, see BEFORE USE
2 Can't lift to full height 1. The oil is not enough
2. Air in hydraulic system
1. Add oil
2. Purge air away, see BEFORE USE
3 Oil leaking 1. Seals broken
2. Screw parts loosed
1. Replace the seal kits
2. Tighten the screw parts
TROUBLE SHOOTING