Endo EHB-50SC Instruction Manual

Air balancer

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INSTRUCTION MANUAL

AIR BALANCER

EHB-50SC

EHB-50C

EHB-85C

EHB-130C

EHB-270C

WARNING

- Never use the AIR BALANCER for lifting or lowering people.

- Supply this manual to the user.

- Read this manual before installation, operation, or maintenance.

- Keep this manual available.

ENDO KOGYO CO., LTD.

HM-10110h

Issued on May 2025

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Summary of Contents for Endo EHB-50SC

Page 1 - Never use the AIR BALANCER for lifting or lowering people. - Supply this manual to the user. - Read this manual before installation, operation, or maintenance. - Keep this manual available. ENDO KOGYO CO., LTD. HM-10110h Issued on May 2025...
Page 2 SAFETY ALERT SYMBOL AND ALERT SIGNS Please read this manual carefully and follow its instructions. The SAFETY ALERT SYMBOL( ), WARNING, CAUTION, and NOTE carry special messages. This SAFETY ALERT SYMBOL is used to call your attention to items or operations that could be dangerous to you or other persons using this equipment.
Page 3 Scope of warranty and liabilities for the equipment 1. We will repair or replace the product free of charge if a failure due to manufacturing defects occurs under proper usage during the warranty period. For details, contact us or your dealer.
Page 4: Table Of Contents
CONTENTS Safety Instructions --------------------------------------------------------- 1 2. Specification ----------------------------------------------------------------------------------------- 5 3. Checks and Instructions before Installation-------------------------------------------------- 3.1 Checks of the Product------------------------------------------------------------------------- 7 3.2 Instructions on Working Condition--------------------------------------------------------- 4. Installation-------------------------------------------------------------------------------------------- 4.1 Installation---------------------------------------------------------------------------------------- 7 4.2 Checks before piping the air inlet.---------------------------------------------------------- 8 5. Checks after Installation and Test run---------------------------------------------------------- 8 5.1 Checking Lifting Operation ------------------------------------------------------------------ 8 5.2 Checking the flying up prevention apparatus ------------------------------------------- 8 5.3 Check of application range ------------------------------------------------------------------ 9...
Page 5: Safety Instructions
Safety Instructions If the air balancer is not used correctly a serious accident may occur, such as dropping the load or the air balancer itself. Before installing, operating, controlling, inspecting of air balance, read and understand this instruction manual. *Until understanding of all equipment terminology, safety information, caution and warning, do not use the air balancer.
Page 6 1.2.2 Installation WARNING - Always employ specialists or well trained persons for installation. - Never install the hoist in any environments which are out of specifications. For example, the air balancer should not be exposed to rain or water. - Always install stoppers at the end of the rails for traveling or traversing. - Always check the supporting member for the air balancer has enough strength.
Page 7 1.2.4 Operation and Handling WARNING - Never lift a load greater than the rated capacity of the air balancer. *The rated load is marked on the air balancer body. - Never stand on a suspended load. Also never apply and use the air balancer for transporting people. - Never stand and walk under the suspended loads, and keep out of its area of projection.
Page 8 CAUTION - Never use the hook with a damaged or malfunctioning hook latch. - Carry out the smooth operation of lifting up and lowering. Never start, stop or reverse the air balancer suddenly. - Never keep holding stopper while operating. - Never allow the suspended load to touch the nearby structure or power lines, etc.
Page 9: Specification
2. Specification 2.1 Specification Capacity range (kg) Mass Stroke Pressure Model Air inlet (kg) (mm) Lifting control (MPa) EHB - 50SC EHB- 50C EHB- 85C 1800 Rc 3/8 EHB - 130C EHB - 270C 1700 <note> - Weight of trolley is approx. 7kg Ex.)EHB-85C(30kg) + upper hook(1kg) + trolley(7kg) = 36kg - Depending on the choice of control module, 1kg to 15kg of control module weight must be added to total mass of air balancer.
Page 10 Warning label, name plate, tag are attached as the drawing below. In inspection, see this figure and warning label, name plate, tag are in the right position. * Parts has “ ” will be applied with control module MS. EHB-50SC Warning label W ire rope...
Page 11: Checks And Instructions Before Installation
3. Checks and Instructions before the Installation 3.1 Checks of the Product - Check the delivered air balancer is what you ordered(Check the name plate) - Check there was no damaged or deformation on the air balancer during the transportation. - Check the pressure of the available air supply corresponds to the working air pressure of the air balancer.
Page 12: Checks Before Piping The Air Inlet
4.2 Checks before piping the air inlet WARNING - Always keep the working pressure no greater than 0.7MPa (7kgf/cm If necessary, use an air regulator for reducing air pressure. - The air balancer is designed to operate with air pressure with no greater than a working pressure range of 0.7MPa(7kgf/cm CAUTION - Never use the lubricator for the piping of air balancer.
Page 13: Check Of Application Range
5.3 Check of application range WARNING Never use the air balancer at maximum length. Check the stopper does not hit the main body and the internal flying up prevention apparatus does not work during the regular operation. If the activation of the internal flying up prevention apparatus or hit of stopper is happened, readjust the speed and relocate the stopper position.
Page 14: Check By Load Operation
6.3 Check by Load Operation (1) Lift related or equivalent load suspended a few inches off the floor and check whether the air balancer stops after lifting and lowering operation. (2) Check the air balancer is not abnormally noisy or vibrating. 7.
Page 15: Lubrication
8.1 Lubrication (1) Main body The following table shows the recommended lubricants. Always use the same type or equivalents recommended by the oil manufacturer. Manufacturer Case and piston Ball screw and thrust bearing Exxon Mobil Mobilux EP1 Mobilux EP2 Kyodo Oneluber MP1 Oneluber MP1 C O S M O G R E A S E D Y N A M A X...
Page 16: Inspection
Standard dimension Service limit 25.5mm Never exceed the standard dimension 23.0mm Never exceed the standard dimension 22.0mm 20.7mm EHB-50SC, EHB-50C, EHB-85C Standard dimension Service limit 26.0mm Never exceed the standard dimension Bottom hook 21.0mm Never exceed the standard dimension 19.0mm 16.9mm...
Page 17 (2) Inspection of Load Chain and Service Limit Clean Load chain using solvent so any damage can be located. The inspection should be carried out on each link of Load chain. Never use acidic solvents. Never use Load chain having any one of following defects. Replace it with a new Load chain.
Page 18: Storing The Air Balancer
(5) Inspection on Other 1. Label and tag Check the location of labels and tags. Is it easy to see it? If it is not, replace it. *Attaching position is mentioned in the chapter 2.2 Labels and tags position . 2.
Page 19: Troubleshooting
8.4 Troubleshooting WARNING If a malfunction occurs during the operation the air balancer, stop operation immediately and take the necessary steps to rectify the problem. CAUTION Careless repairs can cause damaged to the air balancer or personal injury. Therefore, be careful but through when making repairs. The following shows probable causes and solutions of common malfunctions.
Page 20: Installing The Accessories
9. Installing the Accessories * Please refer to instruction manual for Accessories of AIR BALANCER in the case to install the Accessories. * Please refer to instruction manual for Full auto module in the case to install the Full auto module. * Please refer to Trolley Install instruction (for AIR BALANCER).
Page 21: Load Chain Assembly
10. Load chain Assembly WARNING - Shut off air supply after pull out all load chain until load chain will be slack and all air inside cylinder will come out. - Always disassemble the air balancer on the floor. *Refer to the disassembly drawing and follow procedure below. 10.1 Replacement of chain ( ) Place the body horizontal as the chain guide (48) faces upward.
Page 22: Bottom Hook Replacement
Hook a chain end at the bent portion on wire (Refer Fig 8) Pull another end of wire to wind up the chain on drum. Remove the wire from chain(45) and mount the chain on the drum with Cap screw(46) and Washer(47).
Page 23: Dimensions Of Air Balancer
12. Dimensions of Air Balancer The length with the mark in the figure differs ±50mm in structure. EHB-50SC EHB-50C - 19 -...
Page 24 EHB-85C EHB-130C - 20 -...
Page 25 EHB-270C - 21 -...
Page 26: Parts List
13. Parts list Remarks when purchasing parts - Specify the part No., part name and model name of the hoist. - State SER. No. (product No.) clearly if attached. - Parts without a part number cannot be supplied individually. Please purchase a set or complete unit. How to read parts list Ref No.
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This manual is also suitable for:

Ehb-50cEhb-85cEhb-130cEhb-270c