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INDEX
SECTION I GENERAL DESCRIPTION Page
Paragraph 1-1 General ................................................................................................................................................................. 3
Paragraph 1-2 Basic Construction ............................................................................................................................................... 3
Paragraph 1-3 Differences Between Models ...............................................................................................................................3
SECTION II INSTALLATION
Paragraph 2-1 General .................................................................................................................................................................3
Paragraph 2-2 Suspending Hoist .................................................................................................................................................3
Paragraph 2-3 Connecting Hoist to Electrical Service ................................................................................................................4
Paragraph 2-4 Pre-Operation Checks ..........................................................................................................................................4
SECTION III OPERATION
Paragraph 3-1 General .................................................................................................................................................................6
Paragraph 3-2 Push Button Operation .........................................................................................................................................6
Paragraph 3-3 Overload Clutch Operation (Optional) .................................................................................................................6
Paragraph 3-4 Operating Precautions..........................................................................................................................................6
SECTION IV LUBRICATION
Paragraph 4-1 General .................................................................................................................................................................7
Paragraph 4-2 Change Gear Case Oil .........................................................................................................................................7
Paragraph 4-3 Lubricate Hoist Cable ...........................................................................................................................................7
Paragraph 4-4 Lubricate Upper Sheave and Lower Block Assembly .........................................................................................7
Paragraph 4-5 Lubricate Limit Stop Lever....................................................................................................................................8
Paragraph 4-6 Lubricate Limit Switch ..........................................................................................................................................8
SECTION V INSPECTION AND PREVENTIVE MAINTENANCE
Paragraph 5-1 General .................................................................................................................................................................8
Paragraph 5-2 Inspect Lower Block .............................................................................................................................................9
Paragraph 5-3 Inspect Upper Block and Hoist Suspension ........................................................................................................9
Paragraph 5-4 Inspect Electrical Controls....................................................................................................................................9
Paragraph 5-5 Inspect Motor Brake ...........................................................................................................................................11
Paragraph 5-6 Inspect Mechanical Load Brake, Gearing and Overload Clutch (Optional) .....................................................11
Paragraph 5-7 Inspect Rope Drum and Shaft............................................................................................................................13
Paragraph 5-8 Rope Inspection, Maintenance and Replacement ............................................................................................14
Paragraph 5-9 Rope Reeving .....................................................................................................................................................14
Paragraph 5-10 Testing Hoist and Overload Clutch (Optional) ...................................................................................................17
SECTION Vl TROUBLE SHOOTING CHART ............................................................................................................................ 19-20
SECTION Vll ADJUSTMENTS
Paragraph 7-1 Mechanical Load Brake......................................................................................................................................21
Paragraph 7-2 Motor Brake.........................................................................................................................................................21
Paragraph 7-3 Block Operated Limit Switch ..............................................................................................................................21
Paragraph 7-4 Screw- Type Limit Switch....................................................................................................................................21
Paragraph 7-5 Overload Clutch Adjustment ..............................................................................................................................22
SECTION VIII WIRING DIAGRAMS
SECTION IX PARTS LIST
Paragraph 9-1 General ...............................................................................................................................................................22
Paragraph 9-2 List of Parts Illustrations .....................................................................................................................................22
FOREWORD
provided on the front cover of this Manual for entering this information.
We recommend that you fill it out immediately so it is readily at hand
when needed.
The contents of this manual are of necessity, general in nature and
may cover features not incorporated on your hoist; therefore, the user
must exercise care in applying instructions given in this manual. If
specific information not in this manual is required, contact the factory
at Muskegon, Michigan 49443.
THE INFORMATION CONTAINED IN THIS MANUAL IS FOR
INFORMATIONAL PURPOSES ONLY AND YALE•LIFT-TECH DOES
NOT WARRANT OR OTHERWISE GUARANTEE (IMPLIEDLY OR
EXPRESSLY) ANYTHING OTHER THAN THE COMPONENTS THAT
YALE•LIFT-TECH MANUFACTURES AND ASSUMES NO LEGAL
RESPONSIBILITY (INCLUDING, BUT NOT LIMITED TO
CONSEQUENTIAL DAMAGES) FOR INFORMATION CONTAINED IN
THIS MANUAL.
No part of this document may be reproduced in any form, in an electronic retrieval system or otherwise, without prior written permission of the publisher.
NOTICE: Information contained in this book is subject to change without notice.
This manual contains important information to help you install, operate,
maintain and service your new YALE electric hoist. We recommend
that you study its contents thoroughly before putting the hoist into use.
Read ANSI B30.16 safety code for hoists. Then, thru proper installation,
application of correct operating procedures and by practicing the
recommended maintenance suggestions you can expect maximum
lifting service from the hoist.
It will likely be a long time before parts information found in Section IX
is needed; therefore, after the hoist is installed and you have completely
familiarized yourself with operation and preventive maintenance
procedures, we suggest that this book be carefully filed for future
reference.
When ordering replacement parts from this book, it will be necessary
that you include, with your order, the Hoist Serial Number, Model
Number and Catalog Number which is found on the nameplate attached
to the hoist electrical cover. For your convenience, a space has been