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VII. MAINTENANCE SCHEDULE
Monthly:
1. Re-torque the anchor bolts to 85 Ft Lbs;
Note: All anchor bolts should take full torque. If any of the bolts do not for any reason,
DO NOT use the lift until the bolt has been replaced.
2. Check all connectors, bolts and pins to ensure proper mounting;
3. Lubricate cable with lubricant;
4. Make a visual inspection of all hydraulic hoses/lines for possible wear or leakage;
5. Check Safety locks and make sure they are in proper condition;
6. Lubricate all Rollers and Pins with 90wt. Gear oil or equivalent;
Every six months:
1. Make a visual inspection of all moving parts for possible wear, interference or
damage.
2. Check and adjust as necessary the tension of the equalizer cables to ensure level
lifting.
3. Check columns for plumbness.
4. Check Rubber Pads and replace as necessary.
5. Check Safety locks and make sure proper condition.
Oil cylinder maintenance:
In order to extend the service life of the oil cylinder, please operate according to the
following requirements.
1. Recommend the use of AW32 or AW46 anti-wear hydraulic oil.
2. The hydraulic oil of the lifts should be replaced regularly during use. Replace the
hydraulic oil 3 months after the first installation, Replace the hydraulic oil once a
year afterwards.
3. Make at least one full trip raising and lowering per day. To bleed any air from the
system, which could effectively avoid the corrosion of the cylinder and damage to
the seals caused by presence of air or water in the system.
Protect the outer surface of the oil cylinder's piston rod from bumping and scratching,
and clean any debris on the oil cylinder dust-ring and the piston rod as soon as
possible.
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