Instructions / Assembly

17
15.0 Inspection and maintenance
All repairs and adjustments are to be performed by qualified persons using procedures
that are approved for the hoist system being serviced. All safety-related deficiencies discovered in the
inspection are to be corrected before hoist is placed back into service. Check for internal damage
whenever external damage has occurred.
Appropriate LOCK OUT/TAG OUT procedures must be followed when performing maintenance.
Read and follow all relevant ANSI Inspection and Maintenance standards, particularly ANSI/ASME B30.16
Overhead Hoists (Underhung). Know the meaning of Frequent Inspection, Periodic Inspection, Normal Service,
Heavy Service, and Severe Service. It is the customer’s responsibility to understand and follow all ANSI and JET
inspection and maintenance instructions.
The following definitions are based upon ANSI/ASME B30.16.
Normal Service: Operation with randomly distributed loads within the rated load limit or uniform loads less
than 65% of rated load for not more than 25% of the time.
Heavy Service: Operation within rated load limit, which exceeds normal service.
Severe Service: Normal or heavy service with abnormal operating conditions.
Designated Person: A person selected or assigned as being competent to perform the specific duties to
which he/she is assigned.
Qualified Person: A person who, by a recognized degree or certificate of professional standing, or who, by
extensive knowledge, training, and experience, has successfully demonstrated the ability to solve or resolve
problems relating to the subject matter and work.
15.1 Gearbox oil
The oil in the gearbox should be changed annually, or more frequently under severe service, as follows.
Use either of these recommended oil brands:
Mobilgear
®
634
Shell Omala S4 WE460
To drain and refill gearbox:
1. Open fill plug on top of hoist.
2. Open drain plug underneath hoist and drain reservoir. Reinstall drain plug.
3. Check oil capacity for your model hoist, according to sect. 7.0.
4. Pour oil into fill hole.
5. Reinstall top plug.
6. Dispose of used oil according to local regulations.