EN
SYMPTOM
6 Months
- Lubricate piston rod
- Lubricate anti-rotation rod
- Check for any excessive mechanical noise
- Inspect bearings and seals, replace as required
- Lubricate all bearings and seals
- Check tightness of mounting bar fasteners
- Check rods for scoring
b) Worn bearings and/or seals
POSSIBLE CAUSE
REMEDY
Up stroke speed
incorrect/erratic
Excessive movement
of elevator/items
FAULT FINDING
- Check for air leaks
- check all parts are fixed securely
- ensure smooth operation and adjust accordingly.
12 Months
MAINTENANCE SCHEDULE
TYPICAL PERIOD
Monthly
Down stroke speed
incorrect/erratic
b) Cylinder top speed controller incorrectly
set
a) Inlet manifold speed controller incorrectly
set
a) Loose fastenings
b) Replace worn parts
a) Tighten all fastenings
b) Adjust to set remaining stroke
a) Adjust to set initial speed
b) Cylinder bottom speed controller
incorrectly set
a) Inlet manifold speed controller incorrectly
set
b) Adjust to set remaining stroke
a) Adjust to set initial speed
RECOMMENDED OPERATION
77-3312 R1.3
13/24
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