Harrington Hoists and Cranes LX User Manual
LX MINI PULLER
OWNER’S MANUAL
1/4 and 1/2 Ton Capacities
Effective: March 20, 2006
WARNING
This equipment should not be installed, operated or maintained by any person who has not read and understood all the contents of this manual.
Failure to read and comply with the contents of this manual can result in serious bodily injury or death, and/or property damage. Record the
hoist code, lot and serial number in the space provided below.
Product Code: Lot Number: Serial Number:
Table of Contents
1.0 IMPORTANT INFORMATION AND WARNINGS……………………………………………………………………………………………………… 1
2.0 TECHNICAL INFORMATION……………………………………………………………………………………………………………………………. 2
3.0 OPERATION ……………………………………………………………………………………………………………………………………………… 2
4.0 INSPECTION ……………………………………………………………………………………………………………………………………………… 3
5.0 MAINTENANCE ………………………………………………………………………………………………………………………………………….. 5
6.0 WARRANTY ………………………………………………………………………………………………………………………………………………. 6
7.0 PARTS
LIST …………………………………………………………………………… …………………………… ………………… …………………. 6
1.0 Important Information and Warnings
1.1 Terms and Summary
This manual provides important information for personnel involved with the installation, operation and maintenance of this product.
Although you may be familiar with this or similar equipment, it is strongly recommended that you read this manual before installing, operating
or maintaining the product.
Danger, Warning, Caution and N oti ce – Throughout this manual there are steps and procedures that can present hazardous situations.
The following signal words are used to identify the degree or level of hazard seriousness.
DANGER
WARNING
CAUTION
NOTICE
The operation of a hoist involves more than activating the hoist’s controls. Per the ANSI/ASME B30 standards, the use of a hoist is subject
to certain hazards that cannot be mitigated by engineered features, but only by the exercise of intelligence, care, common sense, and
experience in anticipating the effects and results of activating the hoist’s controls. Use this guidance in conjunction with other warnings,
cautions, and notices in this manual to govern the operation and use of your hoist.
1.2 Shall’s and Shall Not’s for Operation
Danger indicates an imminently 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 minor or moderate injury or
property damage.
Notice is used to notify people of installation, operation, or maintenance information which is important but not directly
hazard-related.
Improper operation of a hoist can create a potentially hazardous situation which, if not
avoided, could result in death
avoid such a potentially hazardous situation THE OPERATOR SHALL:
or serious injury, and substantial property damage. To
WARNING
• NOT use hoist before reading Owner's Manual.
• NOT
lift more than rated load for the hoist.
• NOT
operate hoist when it is restricted from forming a straight
line from hook to hook in the direction of loading.
• NOT
use hoist with twisted, kinked, damaged, or worn chain.
• NOT
use damaged hoist or hoist that is not working properly.
• NOT
use the hoist to lift, support, or transport people.
• NOT
lift loads over people.
use hoist with ex tension on lever handle.
• NOT
• NOT
remove or obscure the warnings on the hoist.
• NOT
use load chain as a sling or wrap load chain around load.
• NOT
use in a way that causes either hook to be side loaded.
• NOT
apply the load to the tip of the hook or to the hook latch.
• NOT
use hoist if hook latch is missing or ma lfunctioning.
• NOT
apply load unless load chain is properly seated in the load
sheave.
• NOT
use the hoist in such a way that could result in shock or
impact loads being applied to the hoist.
• NOT
attempt to lengthen the load chain or repair damaged load
chain.
• NOT
operate beyond the limits of the load chain travel.
• NOT
operate hoist with missing/damaged chain stopper.
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leave load supported by the hoist unattended unless
• NOT
specific precautions have been tak en.
• NOT
allow the chain, or hook to be used as an electrical or
welding ground.
• NOT
allow the chain, or hook to be touched by a live welding
electrode.
• NOT
operate a hoist on which the safety placards or decals are
missing or illegible.
• Be familiar with operating controls, procedures, and warnings.
• Make sure the unit is securely attached to a suitable support
before applying load.
• Make sure load slings or other approved single attachments are
properly sized, rigged, and seated in the hook saddle.
• Take up slack carefully - make sure load is balanced and loadholding action is secure before continuing.
• Make sure all persons stay clear of the supported load.
• Protect the hoist’s load chain from weld splatter or other
damaging contamin ants.
• Report Malfunctions or unusual performances (including unusual
noises) of the hoist and remove the hoist from service until the
malfunction or unusual performance is resolved.
• Warn personnel before lifting or moving a load.
• Warn personnel of an approaching load.
Improper operation of a hoist can create a potentially hazardous situation which, if not
avoided, could result in minor
• Maintain a firm footing or be otherwise secured when operating
the hoist.
• Check brake function by tensioning the hoist prior to each lift
operation.
• Use hook latches. Latches are to retain slings, chains, etc. under
slack conditions only.
• Make sure the hook latches are closed and not supporting any
parts of the load.
• Make sure the load is free to move and will clear all obstructions.
• Avoid swinging the load or hook.
• Make sure hook travel is in the same direction as shown on
controls.
potentially hazardous situation THE OPERATOR SHALL:
or moderate injury, or property damage. To avoid such a
2.0 Technical Information
2.1 Specifications
CAUTION
2.2.1 Product Code: ¼ Ton capacity = LX003
2.2.2 Hoist Models: LX1A and LX1B as identified on
the nameplate. LX1B is the latest LX version. It
has improved Free-Wheel function and bolted
LX003 bottom hook yoke.
2.2.3 Operating Conditions and Environment
Temperature Range: -40° to +60°C (-40° to
+140°F)
Humidity: 100% or less, this is not underwater
device.
Material: No special materials such as spark
resistant and asbestos.
Capacity
(Ton)
¼ LX003 8.1 5 40 3.2×9.0 1 3.5
½ LX005 9.7 5 6 2 4.3×12.0 1 5.7
½ Ton capacity = LX005
Product
Code
Headroom
Table 2-1 Hoist Specifications
C
(in.)
Standard
Lift
(ft)
Inspect the hoist regularly, replace damaged or worn parts, and
•
keep appropriate records of maintenance.
• Use the hoist manufacturer’s recommended parts when repairing
the unit.
• Lubricate load chain per hoist manufacturer’s recommendations.
• NOT
allow your attention to be diverted from operating the hoist.
• NOT
allow the hoist to be subjected to sharp contact with other
hoists, structures, or objects through misuse.
• NOT
adjust or repair the hoist unless qualified to
perform such adjustments or repairs.
2.2.4 Hoist Parts
Pull to Lift
Rated Load
(lbs)
Load Chain
Dia. x Pitch
(mm)
Chain Fall
Lines
Net Weight
(lbs)
3.0 Operati on
3.1 Introduction
3.1.1
WARNINGS CONTAINED IN THIS MANUAL, INSTRUCTION AND WARNING LABELS ON THE HOIST OR LIFTING
SYSTEM, AND THE OPERATION SECTI O NS O F ANSI/ASME B30.21 and ANSI/ASME B30 . 10 .
3.1.2 Measure and record the “k” dimension of the top and bottom hook. See Table 4-3 under Section 4, “Inspection”.
3.1.3
and slippage can occur.
3.2 Free Chaining
3.2.1
Do not pull the no-load-side chain with the select lever set in the lowering (‘DN’) position. This will cause the lever to rotate,
3.2.2 Free Chain Principle
Free chaining allows the load chain to be moved freely because the brake is released under no load situations.
An internal spring releases the mechanical brake allowing the load chain to be pulled in either direction to the desired
The brake is engaged during lowering or lifting the load.
WARNING
WARNING
DANGER
Do not operate the hoist in free chain mode while a load is applied to the hoist.
Set the select lever to the lifting (‘UP’) position before performing a lifting operation. Do not leave the lever in the neutral
(‘N’) position.
which can be hazardous.
length.
HOIST OPERATORS SHALL BE REQUIRED TO READ THE OPERATION SECTION OF THIS MANUAL, THE
For the LX1A model hoist, lifting a light load (approx. 11 lbs. or less) may not produce full braking performance
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