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Lever Hoists
This operation manual is intended as an instruction manual for trained personnel
who are in charge of installation, maintenance, repair etc.
Before equipment use, please read this operation manual carefully.
Lever Hoists
Model LH
th
689 SW 7
Terrace, Dania Beach, FL 33004 | (954) 367-6116
OPERATION MANUAL
Serial Number: ____________________________
Date Purchased: __________________________
Visit WWW.ACIHOIST.COM for the most current information
PAGE: 1
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Table of Contents
Summary of Contents for aci LH Series
- Page 1 Lever Hoists OPERATION MANUAL This operation manual is intended as an instruction manual for trained personnel who are in charge of installation, maintenance, repair etc. Before equipment use, please read this operation manual carefully. Serial Number: ____________________________ Date Purchased: __________________________ Lever Hoists PAGE: 1 Model LH...
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Page 2: Table Of Contents
TABLE OF CONTENTS 1.0 WARRANTY ................................3 2.0 SAFETY PRECAUTIONS ............................4 2.1 Safety Alert Symbols ............................4 3.0 GENERAL DESCRIPTION ............................5 3.1 Hoist Construction ............................. 5 4.0: PREPARATION & PROCEDURES ..........................6 4.1 Prepare for use ..............................6 4.2 Attachment Points ............................. 6 4.3 Mounting the Hoist ............................ -
Page 3: Warranty
If the product has been abused or damaged due to an accident. • If repair parts or accessories other than ACI equipment are used on the product; they are warranted only to the extent that they are warranted by the manufacturer of said parts or accessories. -
Page 4: Safety Precautions
2.0 SAFETY PRECAUTIONS 2.1 Safety Alert Symbols Throughout this manual are steps and procedures that can prevent hazardous situations, the following symbols are used to identify the degree or level of hazard seriousness. DANGER, WARNING AND CAUTION NOTICE Symbol Description Danger Indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury and... -
Page 5: General Description
3.0 GENERAL DESCRIPTION This document provides information and maintenance of ACI Lever Hoist/ Puller. Operators and persons maintaining the hoist should be familiar with this manual. Following the precautions, procedures and maintenance practices in this manual should ensure long and reliable operation. -
Page 6: Preparation & Procedures
4.0: PREPARATION & PROCEDURES 4.1 Prepare for use When unpacking the hoist, inspect carefully for any damage that may have occurred during shipping. Check for loose, missing, or damaged parts. Lubricate the chain along the whole length with a good quality chain and wire rope lubricant. Make sure the structures supporting the hoist are strong enough to support the entire rated load. -
Page 7: Hoist Operation: Free Chain
5.2 Hoist Operation: Free Chain 5.2.1 Principle • Free chaining allows the load chain to be moved freely because the brake is released under no load situations. • Pulling the free knob actuates the internal spring to release the mechanical brake allowing the load chain to be pulled in either direction to the desired length. -
Page 8: Precautions While Operating
6.0: PRECAUTIONS WHILE OPERATING 6.1 Warnings • Do not lift or pull more than the rated capacity. • Do not use a handle extension (cheater bar). The hoist is designed to pull rated loads with low handle effort. If a cheater bar seems necessary to lift the load, the hoist is overloaded. -
Page 9: Inspection Classification
• Normal Service: that distributed service which involves operation with randomly distributed loads within the related load limit, or uniform loads less than 65% of rated load for not more than 15% of the time. • Heavy Service: that service which involves operation within the rated load limit which exceeds normal service. •... -
Page 10: Frequent Inspection
7.3 Frequent Inspection • All functional operating mechanisms for proper operation and adjustment, maladjustment and unusual sounds. • Hoist braking system for proper operation • Hooks and latches in accordance with ANSI/ASME B30.10 • Hook latch operation • Load chain reeving for compliance •... -
Page 11: Chain Inspection
7.6 Chain Inspection Inspect the chain for wear or corrosion. Push Links together and inspect the mating surface between the links. Pay special attention to the links that most often through the hoist. If the chain is worn or damaged, replace the entire chain with new chain supplied by the hoist manufacturer. -
Page 12: 1: Recommended Lubricants
Table 7.10.1 Lubrication Schedule PART DESCRIPTION FREQUENCY Gears, bearings Check operation of the part Annually Pawl pivot pin, guide roller pin and hook Check operation of the part Annually shanks Chain wheel treads Check operation of the part Quarterly Lubricate chain, under normal usage Chain Lubricate chain, under heavy usage require to be Weekly... -
Page 13: Troubleshooting Guide
8.0: TROUBLESHOOTING GUIDE Problem Possible Causes Corrective Action Pinion shaft does not return to 1. Wear of the spline section of Replace with new parts. position after free chaining. the pinion shaft. Replace with new parts. 2. Deformation or damage of the Disassemble and clean. -
Page 14: Dimensions & Specifications
9.0 DIMENSIONS & SPECIFICATIONS 0.75T, 1.5T & 3T Model LH-015 LH-030 LH-060 LH-120 Capacity (tons) 1 1/2 No. of columns of load chain Handle pull rated loads (lbs) 5.83 6.81 7.87 7.87 3.43 3.90 4.41 4.41 5.20 5.71 7.83 9.06 Distance (in) 10.94 14.88... -
Page 15: Exploded View & Parts List
10.0: EXPLODED VIEW & PARTS LIST 10.1 Exploded View 6 Ton 6 Ton Lever Hoists PAGE: 15 Model LH 689 SW 7 Terrace, Dania Beach, FL 33004 | (954) 367-6116 Visit WWW.ACIHOIST.COM for the most current information... -
Page 16: Parts List
10.2 Parts List Item # Item # Part Name/Description Part Name/Description Gear case assembly Bushing Lever handle cover Drive shaft assembly Hook assembly Drive shaft Double spring Splined gear Safety latch Side plate assembly A Top pin Load sheave Top Chain pin Guide plate Bottom hook assembly Chain Leader A...