Maintenance & Handling; Count/Hour Meter; Lubrication - Harrington Hoists RHN02D-20A-20D Series Owner's Manual

6.0 Maintenance and Handling
6.1 Hour Meter
The RHN Hoist is equipped with a Counter, located on the face of the RPU Load Monitor Device. This counter registers
and displays the operating hours of the hoist (See
only. Counting both high speed and low speed is an optional feature. For SLE22, the standard hour count is for high and
low speed.
6.2

Lubrication

6.2.1 Wire Rope:

For proper performance the Wire Rope must be maintained in a clean and well lubricated condition.

The rope should be lubricated every 3 months (more frequently for heavier usage or severe conditions).

To lubricate the rope, first remove any dirt, grime, moisture or other accumulations of contaminates. Then
coat the Wire Rope with grease in
rope over its entire length.

For dusty environments, dry lubricants are suggested.

For conditions not permitting lubricant to fall off the wire rope, consider using non-dripping lubricant.
6.2.2 Wire Rope Drum, Hook Block and Sheaves:

The drum, hook block and sheaves should be lubricated every 3 months (more frequently for heavier usage
or severe conditions).

Lubricate the Drum, Hook Block and Sheaves with grease in

For dusty environments, dry lubricants are suggested.

For conditions not permitting lubricant to fall off the drum, hook block and sheaves, consider using non-
dripping lubricant.
6.2.3 Trolley Wheels and Gears:

The Trolley Wheels and Gears should be lubricated every 3 months (more frequently for heavier usage or
severe conditions).

Lubricate the Trolley Wheels and Gears with grease in

For dusty environments, dry lubricants are suggested.

For conditions not permitting lubricant to fall off the trolley wheels and gears, consider using non-dripping
lubricant.
6.2.4 Hoist and Trolley Gearboxes – The hoist and trolley gearboxes are lubricated for life and should not need any
lubricant replacement.

If necessary, replace according to
Figure 6-1). For the SLE21, the standard hour count is for high speed
Figure 6-1 Hour Meter
Table 6-1. Ensure that the lubricant is applied to the entire surface of the
Table 6-1.
Table 6-1.
52
Table 6-1.