Coffing Hoists EC-4008 - Table of Contents; Foreword

5
P/N EC680-7 April 2017
Order # 5041558-0 & 5041679-0
FOREWORD
This manual contains important information to help you properly install, operate and maintain your hoist for maximum performance, economy
and safety.
Please study its contents thoroughly before putting your hoist into operation. By practicing correct operating procedures and by carrying out
the recommended preventive maintenance suggestions, you will experience long, dependable and safe service. After you have completely
familiarized yourself with the contents of this manual, we recommend that you carefully le it for future reference.
The information herein is directed to the proper use, care and maintenance of the hoist and does not comprise a handbook on the broad
subject of rigging.
Rigging can be dened as the process of lifting and moving heavy loads using hoists and other mechanical equipment. Skill acquired through
specialized experience and study is essential to safe rigging operations. For rigging information, we recommend consulting a standard
textbook on the subject.
TABLE OF CONTENTS
Master Parts Depots And Service Centers ........................................ 2
Safety Precautions ............................................................................. 3
Foreword ........................................................................................... 5
INTRODUCTION
General Information ............................................................................ 6
Safety Standards ................................................................................ 6
Hoist Construction and Features ....................................................... 6
Basic Hoist Data ................................................................................. 6
Application Information ...................................................................... 6
Warranty ............................................................................................. 6
INSTALLATION
Safety Notes ....................................................................................... 6
Hanging the Hoist ............................................................................... 6
Power Supply Connection .................................................................. 7
Vent Plug ............................................................................................ 7
Chain Lubrication ............................................................................... 7
Testing ................................................................................................ 7
Trolley Installation ............................................................................... 7
Chain Container Installation ............................................................... 9
OPERATION
General ............................................................................................. 10
Safety Notes ..................................................................................... 10
Handling the Load ............................................................................ 10
Overload Limiting Protection ............................................................ 10
INSPECTION
General ............................................................................................. 11
Frequent Inspection ......................................................................... 11
Periodic Inspection ........................................................................... 11
Load Brake Function Check ............................................................. 13
Chain Inspection .............................................................................. 13
Hook Throat Opening ....................................................................... 14
MAINTENANCE AND REPEAT
General ............................................................................................. 15
Limit Switch Adjustment .................................................................. 15
Motor Brake Adjustment .................................................................. 15
Top Suspension Removal and Replacement ................................... 15
Chain Replacement .......................................................................... 16
Lubrication ........................................................................................ 16
TROUBLESHOOTING
General ............................................................................................. 18
WIRING
Wiring Diagrams ............................................................................... 19
Voltage Conversion .......................................................................... 19
REPAIR PARTS
General ............................................................................................. 24
How to Use ....................................................................................... 24
Hoist Model Number and Serial Number ........................................ 24
Recommended Spare Parts ............................................................ 45
LIST OF TABLES
TABLE DESCRIPTION PAGE
1-1 Basic Hoist Data ................................................................ 6
2-1 Washer Chart ..................................................................... 8
4-1 Maximum Allowable Hook
Hook Throat Opening ..................................................... 14
5-1 Recommended Lubrication Schedule ............................. 17
6-1 Troubleshooting ............................................................... 18
LIST OF ILLUSTRATIONS
FIG. DESCRIPTION PAGE
2-1 CTA Trolley ........................................................................ 7
2-2 Lug Mounted Plain Trolley ................................................ 9
2-3 Chain Container ................................................................ 9
4-1 Recommended Inspection and
Maintenance Check List ................................................. 12
4-2 Recommended Inspector’s Report ................................. 13
4-3 Load Brake Function ...................................................... 13
4-4 Link Wear ........................................................................ 13
5-1 Limit Switch Adjustment ................................................. 15
5-2 Motor Brake Adjustment .................................................. 15
5-3 Chaining Hoist ................................................................ 16
5-4 Chaining and Suspension Diagrams .............................. 17
7-1 115V, 230V - 3 Phase, 1-Speed Hoist ............................ 20
7-2 230V, 460V - 3 Phase, 1-Speed Hoist ............................ 21
7-3 208V, 380V 575V - 3 Phase, 1-Speed Hoist ................... 22
7-4 208V, 230V, 460V, 575V - 3 Phase,
2-Speed Hoist ................................................................. 23
8-1 Suspension Assemblies ................................................... 25
8-2 Basic Hoist ....................................................................... 26
8-3A Motor Parts (One Speed) ................................................ 28
8-3B Motor Parts (Two Speed) ................................................ 29
8-4A Parts List for Electrical Parts for
115/230V - 1-Phase Models ............................................ 30
8-4B Parts List for Electrical Parts
for 3-Phase Models ......................................................... 31
8-5 Transmission .................................................................... 32
8-6 Chaining Parts ................................................................. 34
8-7A Push Button (Single Speed Hoists) .................................. 35
8-7B Push Button (Two Speed Hoists) ..................................... 36
8-8A Parts List for Limit Switch Assembly ............................... 37
8-8B Parts List for Long Lift Limit Switch Assembly ................ 38
8-9 Motor Brake Parts............................................................ 39
8-10A 1/4 Ton & 1/2 Ton Models ................................................ 41
8-10B 1 Ton Models ................................................................... 41
8-10C Double Chain Models ...................................................... 41
8-10D Triple Chain Models ......................................................... 41
8-11 Chain Container Assemblies
(1/4 Ton & 1/2 Ton Models) .............................................. 42
8-12 CTA Plain Trolley Assembly ............................................. 43
8-13 CTA Geared Trolley Assembly.......................................... 44