R&M Materials Handling WIRE ROPE HOISTS Service - Manual (Page 2)

R&M Materials Handling, Inc.
4501 Gateway Boulevard
Springfield, Ohio 45502
P.: (937) 328-5100
FAX: (937) 325-5319
2/129
R&M Materials Handling, Inc. reserves the right to alter or amend the above information without notice.
!
Read the instructions supplied with the product before installation and commissioning.
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Keep the instructions in a safe place for future reference.
Table of content
1
Major update history (only in English) ........ 5
2 Introduction ................................................... 7
2.1 Instructions ................................................. 7
2.2 Symbols ...................................................... 7
3 Safe operation ............................................... 8
3.1 Intended use of the hoist and ambient
conditions............................................................. 8
3.2 Sound intensity level................................... 8
3.3 Service classification of hoist...................... 8
3.3.1 Load spectrum .................................................8
3.3.2 Average daily operating time ...........................8
3.3.3 Determining the operating group of the hoist ..9
3.4 Safe working principles............................... 9
3.5 Using the pushbutton controller .................. 9
3.5.1 Using the pushbuttons (two steps, contactor
control) 11
3.5.2 Using the pushbuttons (EP-mode, optionally
used with Inverter controls) ........................................11
3.5.3 Using the pushbuttons (two speeds, controlled
by Inverter)..................................................................12
4 Hoist manufacturer ..................................... 13
4.1 Hoist identification data............................. 13
4.2 Directives and standards .......................... 13
4.3 Manufacturer's contact details (R&M)....... 13
4.3.1 Spare parts ....................................................14
5 Construction ................................................ 15
5.1 Low Headroom Trolley Hoist .................... 15
5.2 Double-girder Trolley Hoist ....................... 17
5.3 Normal Headroom Trolley Hoist ............... 20
5.4 Fixed Hoist................................................ 21
5.5 Machinery Hoist ........................................ 24
5.6 Trolley buffers ........................................... 25
5.6.1 Service ...........................................................25
5.7 Hoisting machinery ................................... 25
5.7.1 Service ...........................................................25
5.7.2 Assembly .......................................................25
5.8 Hoisting gearbox....................................... 30
5.8.1 Service ...........................................................31
5.8.2 Assembly .......................................................31
5.9 Hoisting motor and brake.......................... 32
5.9.1 Service ...........................................................32
5.10 Second brake ........................................... 34
5.11 Manual brake release for hoisting motor (for
brake type NM387**) ......................................... 35
5.11.1 Assembling the manual brake release ..........35
5.11.2 Brake release usage instructions...................36
5.12 Manual crank............................................ 36
5.12.1 Assembling the manual crank........................37
5.12.2 Operating the manual crank ..........................37
5.12.3 Before normal operation of the hoist..............37
5.12.4 Assembly .......................................................37
5.13 Hoisting limit switch Drum size φ 243 mm 38
5.13.1 Service ...........................................................38
5.14 Hoisting limit switch (new, white) ............. 39
5.14.1 Service ...........................................................39
5.14.2 Assembly .......................................................40
5.14.3 Adjustment .....................................................41
5.14.4 Fine adjustment .............................................42
5.15 Hoisting limit switch (old, black) ............... 43
5.15.1 Service ...........................................................43
5.15.2 Assembly .......................................................44
5.15.3 Adjustment .....................................................45
5.16 Hook operated upper limit switch (ø 243
mm) 47
5.16.1 Service ...........................................................48
5.17 Hook operated control limit switch (ø 303,
355, 406, 608 mm) ............................................ 48
5.18 Pushbutton controller ............................... 48
5.18.1 Service ...........................................................49
5.19 Travelling machinery ................................ 50
5.19.1 Service ...........................................................52
5.20 MF06 Travelling motor with Compact- / DC-
brake 53
5.20.1 Adjustment of Compact-brake air gap ...........53
5.20.2 Removing the Compact-brake .......................53
5.20.3 Removing DC-brake and inspection of brake
friction disc..................................................................54
5.20.4 Dismounting the travelling motor ...................54
5.21 MF07 and MF10 Travelling motor ............ 55
5.21.1 Removing DC-brake and inspection of brake
friction disc..................................................................55
5.21.2 Dismounting the travelling motor ...................56