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Maintenance & Service


Service Bulletins
Identifying Hoist Components
Standard Parts List
Wiring Diagrams
General Maintenance & Assembly

Service Bulletins:

The service bulletins are separated into three sections that provide installation, operation, and maintenance information. There is a service bulletin for both the standard Electrolift electric hoist and air hoist.
Adobe Reader 5.0 or later required.

These Files Include:
Section I – Hoist Installation

  • General Mounting Information
  • Electrical Installation
  • Wire Rope Dead Ending
  • Gear Case Venting
  • Paddle, Geared, and Power Paddle Limit Switches
  • Miscellaneous Switches

Section II – Hoist Operation

  • Safe Hoist Practices
  • Push Button Station

Section III – Hoist Maintenance

  • Hoist and Trolley Gear Cases
  • Lubrication
  • Ball Bearings
  • Hook Blocks
  • Shaft Support Bearings and Misc. Grease Fittings
  • Spur Gear Reduction Unit
  • Inspections
  • Wire Rope and Wire Rope Clips and Thimbles
  • Limit Switches
  • Brake
  • Hook and Hook Latch
  • Sheaves
  • Drums
  • Gear Case
  • Spur Gear Reducer
  • Trolleys
  • Push Button Stations
  • Contactors
  • Capacity Labels
  • Overall
  • Changing Wire Rope

Identifying Hoist Components:

The following documents will assist in the identification of Electrolift hoist gearboxes, hook blocks, brakes, and trolleys.

Standard Parts List

The following documents show exploded views and will help identify parts for Electrolift gearboxes, hook blocks, brakes, and trolleys. Consult these files to help in ordering spare parts.

Gearboxes

Single Drum

Twin Drum

Hook Blocks

For overall hook block dimensions, see Hook Block Identification

Brakes

Trolleys

Standard wheel assembly and yoke part numbers are shown for each trolley.

Wiring Diagrams

The sample wiring diagrams below are shown for reference.

Hoist Configuration Mainline Contactor Paddle Limit Switch Geared Limit Switch Fuses Thermal Overload Relay Overload Switch Power Paddle Thermal Switch Wiring Diagram
Single Speed Hoist X X X X X X     WD1
Single Speed Hoist   X X X X X     WD2
Single Speed Hoist,
Single Speed Trolley		 X   X X X X     WD3
Single Speed Hoist,
Single Speed Trolley		   X X X X X   X WD4
Single Speed Hoist,
Single Speed Trolley,
Single Speed Bridge		 X X X X X X     WD5
Single Speed Hoist,
Single Speed Trolley,
Single Speed Bridge		   X X X X X     WD6
Single Speed Hoist,
2 Speed Trolley		 X X X X X X     WD7
Single Speed Hoist,
2 Speed Trolley		   X X X X X     WD8
2 Speed Hoist, Single Speed Trolley X X X X X X     WD9
2 Speed Hoist, Single Speed Trolley   X X X X X     WD10
2 Speed Hoist, 2 Speed Trolley X X X X X X     WD11
2 Speed Hoist, 2 Speed Trolley   X X X X X     WD12
Hoist Variable Freq. Drive, Trolley Variable Freq. Drive X X X X X       WD13
Brake Wiring Configuration                 WD14

General Maintenance and Assembly

The following documents contain some general assembly and maintenance information. If you need more information, please contact Electrolift.