Periodic inspection – OZ Lifting Products OZ Builder's Hoist OM User Manual
Page 8
Periodic Inspection
pg.8
Timing
PARTS
CHECKS
CHECKING METHOD
DAILY
3 MTHS/
20 HRS
1
YEAR
3
YEARS
Performance
Wearing of pressed plate
Broken springs
Visual
Decomposition Check
Decomposition Check
•
•
•
Carbon
Brushes
Wearing
Decomposition Check
•
Motor
Condition of insulation
Staining damage
Carbon Powder accumulation
Visual
Visual
Decomposition Check
•
•
•
Control Assy
Working
Outer damage of switch cords
Connection of earth wire
Condition of Insulation
Manual
Visual
Visual
Visual
•
•
•
•
Safety
devices
Over prevention function
Reverse winding prevention function
Distortion over winding function
Wrong rotary direction-winding
Visual
Visual
Visual
Visual
•
•
•
•
Wire Rope
Kinking
Broken wires
Decreased diameter by more than 10%
Deforming or corrosion
Visual
Visual
Visual
Visual
•
•
•
•
Swivel hook
& Hanger
Distortion
Damage
Loosening
Visual
Visual
Visual
•
•
•
Drum
Rupture of Flange
Wearing
Visual
Visual
•
•
Gear Case
Damaged
Check oil level
Lubrication for couplings
Visual
Measuring
Measuring
•
•
•
Fastenings
Loosening
Manual
•
It is Important that:
1. Only Qualified persons can conduct any form of Checking
2. Each Item listed above is to be carried out according to the specified Timing