R&M Materials Handling WIRE ROPE HOISTS Service - Manual (Page 59)

R&M Materials Handling, Inc.
4501 Gateway Boulevard
Springfield, Ohio 45502
P.: (937) 328-5100
FAX: (937) 325-5319
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R&M Materials Handling, Inc. reserves the right to alter or amend the above information without notice.
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Only lubricate the greasing points A OR B, but not both. During lubrication, the drum MUST
rotate at least two complete rounds. Do not use excessive grease, as that may damage the
bearings. Approximately two pumps of grease will suffice.
• Lubricate the gear-rim (7) through the inspection hole (6)
Drum size
φ 608 mm
c_r3rd1a
1. Rope drum
2. Bearing
3. Bearing frame
4. Sealing
5. Cover and inspection hole
6. Rim gear
5.23.2 Service, drum size φ 608 mm
• Lower the hook to the ground.
• Check the grooves of the drum.
#
Healthy grooves are smooth and do not have sharp edges. In case of doubt, unwind some more
rope from the drum and compare the used grooves with unused grooves.
• Lubricate the drum surface.
• Lubricate the gear-rim (6) through the inspection hole (5)
5.23.3 Drum wear inspection
Wear shall be defined with help of drum circumference measure.
Drum diameter 243 mm 303 mm 355 mm 406 mm 406 mm 608 mm 608 mm
608 mm
2 motors
Reeving R0x R2x R0x R2x R2x
Nominal dimension
D1 = Drum groove bottom
diameter
236,5 mm 297 mm 347 mm 395 mm 398 mm 593 mm 597 mm 593 mm