aci LH Series Operation Manual Download Page 12

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Lever Hoists

PAGE: 12

Model LH

689 SW 7

Terrace, Dania Beach, FL 33004 | (954) 367-6116

Visit WWW.ACIHOIST.COM for the most current information

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
shanks

Check operation of the part

Annually

Chain wheel treads

Check operation of the part

Quarterly

Chain

Lubricate chain, under normal usage
Lubricate chain, under heavy usage require to be
lubricated more frequently

Weekly

7.10.1: Recommended Lubricants

Table 7.10.1.1

Recommended Lubricants

Part

Lubricant

Gears, bearings, pawl pivot pin, guide roller

pin, hook shanks, and chain wheel treads

Any good quality gear grease

Chain

Chain Lube

Brake parts, ratchet teeth

Do not Lubricate

The brake surfaces must be kept free of any

trace of oil or grease. Apply lubricant

sparingly to the parts near the brake to avoid

oil contamination of the brake.

Summary of Contents for LH Series

Page 1: ...ost current information 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 __________________________ ...

Page 2: ...ing Pulling Lifting and Lowering 6 5 2 Hoist Operation Free Chain 7 5 2 1 Principle 7 5 2 2 Operation 7 6 0 PRECAUTIONS WHILE OPERATING 8 6 1 Warnings 8 6 2 Attaching the Load 8 7 0 ROUTINE CARE INSPECTION AND MAINTENANCE 8 7 1 General 8 7 2 Inspection Classification 9 7 2 1 Frequent Visual Inspection 9 7 3 Frequent Inspection 10 7 4 Periodic Inspection 10 7 5 Inspection Schedule 10 7 6 Chain Insp...

Page 3: ...ns improper maintenance or excessive heat Problems resulting from repairs modifications or alterations made by people other than factory or ACI representatives 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 ...

Page 4: ...tly hazardous situation which if not avoided will result in death or serious injury and property damage Warning Indicates an imminently hazardous situation which if not avoided could result in death or serious injury and property damage Caution Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury or property damage Notice Notifies people of instal...

Page 5: ...stallation operation and or maintenance of the hoisting equipment should be familiar with the American National Standard ANSI B30 21 for guidelines on the safe operation of lever hoists That document contains rules on inspection requirements and records that may be required by some of the regulatory agencies 3 1 Hoist Construction The Steel Body Lever Hoist Puller is a dependable way to accurately...

Page 6: ... for all slings chains wire ropes and all other lifting attachments before use Inspect all load suspension members damage prior to use and replace or repair all damages parts Verify and correct all chain irregularities prior to operating the hoist Record the hoist s Model Number Serial Number from the plate on the hoist Ensure that the hoist is properly installed to a fixed point Ensure that all n...

Page 7: ...the N position The Selector is located under the Free Knob on the hand lever Pull the Free Knob pout The Free Knob turns counterclockwise and snaps out Pull the load chain to move the hook to the desired position DO NOT pull the chain suddenly in the free chain mode Excessive pulling may set the brake and not allow the load chain to move If this occurs the hoist must be reset To reset the hoist to...

Page 8: ...nd a load DO NOT OPERATE THE HOIST FROM AN OFF BALANCE POSITION OPERATOR SHOULD HAVE FIRM FOOTING OR BE OTHERWISE SECURED BEFORE OPERATING THE HOIST Check the hoist each time it is used by lifting the load just clear of its supports and checking to be sure that the load is secure in the hook and that the hoist brake is holding the load without slipping Never raise the hook block into the bottom of...

Page 9: ...r exposure to wear deterioration or malfunction The two general classifications are herein designated as FREQUENT and PERIODIC with respective intervals between inspections as defined below 7 2 1 Frequent Visual Inspection Frequent inspections are visual examinations by the operator or other designated personnel with interval per the following criteria Normal Service Monthly Heavy Service Weekly t...

Page 10: ...r rivets used to secure the retaining members Evidence of damage or excessive wear of load and idler sheaves Evidence or worn glazed or oil contaminated friction disks worn pawls cams or ratchet corroded stretched or broken pawl springs in brake mechanism Evidence of damage to supporting structure Function label on hoist for legibility Warning label properly attached to the hoist and legible End c...

Page 11: ...r leave or store the hoist with the brake locked Loosen the brake by operating the hoist as if lowering a load Avoid leaving the hoist in a wet or corrosive environment Clean and dry the hoist before storage whenever it has been exposed to dirt or water Inspect the hoist for signs of wear damage or malfunctioning parts Do not return a defective hoist to a storage area without clearly marking it as...

Page 12: ...ration of the part Quarterly Chain Lubricate chain under normal usage Lubricate chain under heavy usage require to be lubricated more frequently Weekly 7 10 1 Recommended Lubricants Table 7 10 1 1 Recommended Lubricants Part Lubricant Gears bearings pawl pivot pin guide roller pin hook shanks and chain wheel treads Any good quality gear grease Chain Chain Lube Brake parts ratchet teeth Do not Lubr...

Page 13: ...correct assembly of the brake system Replace with new ones Disassemble and clean Assemble correctly Load dropped while lowering 1 Damaged friction discs 2 Foreign matter in the braking system Replace with new ones Disassemble and clean Jammed operating handle Over tightening of the brake Operate the lever hoist as if lowering a load Noises during hoisting and lowering operation Wear or deformation...

Page 14: ...2 3 6 No of columns of load chain 1 1 1 2 Handle pull rated loads lbs 60 66 75 83 Distance in A 5 83 6 81 7 87 7 87 B 3 43 3 90 4 41 4 41 C 5 20 5 71 7 83 9 06 D 10 94 14 88 15 28 15 28 E 1 1 1 3 1 6 1 7 Ø 1 40 1 67 1 97 2 09 H 13 0 15 7 20 5 25 2 Net weight lbs for 5 ft lift 15 21 24 0 45 6 62 0 Packing measurement in 15 x 5 x 6 7 18 9 x 5 1 x 7 9 21 8 x 7 3 x 8 9 21 8 x 7 9 x 8 9 Extra weight pe...

Page 15: ...Lever Hoists PAGE 15 Model LH 689 SW 7th Terrace Dania Beach FL 33004 954 367 6116 Visit WWW ACIHOIST COM for the most current information 10 0 EXPLODED VIEW PARTS LIST 10 1 Exploded View 6 Ton 6 Ton ...

Page 16: ...e over gear 21 Selector shaft 22 Change over pawl 23 Spring shaft 24 Change over spring 25 Lever handle assembly 26 Selector lever 27 Name plate 28 Hand wheel 29 Cover 30 Retainer wire Item Part Name Description 31 Bushing 44 Lever handle cover 45 Hook assembly 46 Double spring 47 Safety latch 48 Top pin 49 Top Chain pin 50 Bottom hook assembly 51 Chain pin 54 Chain ring 55 Load chain 56 Idler she...

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