17
MAINTENANCE:
The inspection procedure advised is based on ANSI/ASME
B30.16. The following definitions are from ANSI/ASME B30.16.
INSPECTION CLASSIFIACTION
The inspection procedure is divided into two general grades based upon the intervals at
which inspection should be performed.
HOIST SERVICE DUTY
DUTY
Average % of rated capacity
NORMAL
0 to 33%
HEAVY
33 to 67%
SERVERE
67% TO 100%
SPECIAL
SPECIAL CONDITIONS
Frequent: Operators are to make visual inspections as often as required.
•
Normal Duty Service – monthly
•
Heavy Duty Service – weekly to monthly
•
Severe Duty Service – daily to weekly
•
Special Duty Service – recommend being inspected by a qualified
individual before and after each operation.
Periodic: Qualified individuals are to make visual inspections as often as required.
•
Normal Duty Service – annually
•
Heavy Duty Service – semiannually (twice a year)
•
Severe Duty Service – quarterly
•
Special Duty Service – recommend being inspected by a qualified
individual before and after each operation.
FREQUENT INSPECTION
The following is required to be inspected frequently:
•
All functional operating mechanisms.
•
Functionality of limit switch
•
Hoist braking system
•
Hooks in accordance with ANSI/ASME B30.10
•
Hook latches
•
Load chain
•
Load chain reeving
Summary of Contents for HHBD01SK-01
Page 11: ...11 HOIST MOTORIZED TROLLEY ASSEMBLY INSTALLATION...
Page 23: ...23 HOIST HOUSING ASSEMBLY Diagram A...
Page 25: ...25 HOIST GEAR ASSEMBLY Diagram B...
Page 29: ...29 HOIST CHAIN ENTRY LIMIT SWITCH ASSEMBLY Diagram D...
Page 31: ...31 MOTORIZED TROLLEY ASSEMBLY Diagram E...
Page 34: ...34 SINGLE SPEED HOIST Wiring Diagram 1 2 3 5 Ton Models...
Page 35: ...35 DUAL SPEED HOIST Wiring Diagram 1 Ton Model...
Page 36: ...36 DUAL SPEED HOIST Wiring Diagram 2 3 5 Ton Model...
Page 37: ...37 SINGLE SPEED HOIST TROLLEY Wiring Diagram 1 2 3 5 Ton Models...
Page 38: ...38 DUAL SPEED HOIST TROLLEY Wiring Diagram 1 2 3 5 Ton Models...
