SAN YUAN ER3 Series Maintenance And Operational Instructions Download Page 2

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Thank you for your wise choice of our distinguished electric hoist.

For your better understanding of the performance of this model,

Operational safety and inspection, please read carefully and keep this

manual in a safe place.

CONTENTS

Section

Page

Index

Product Features 2-1

Product Features 2-2

Introduction

Specifications

Cautions in Operation

Check List for Periodic Inspection

Item inspection and Maintenance

Regular Inspection

Check List for Periodic Inspection

Malfunctions and Solutions

Electric Schematic Diagram 2-1

Electric Schematic Diagram 2-2

Explosion Chart 3-1

Explosion Chart 3-2

Explosion Chart 3-3

Parts List 2-1

Parts List 2-2

Motor Trolley Structure

Motor Trolley Prats List

Summary of Contents for ER3 Series

Page 1: ...SAN YUAN CHAIN HOIST CORP Professional Design Manufacturer ...

Page 2: ...3 Introduction 4 Specifications 5 Cautions in Operation 6 Check List for Periodic Inspection 7 Item inspection and Maintenance 8 Item inspection and Maintenance 9 Regular Inspection 9 Regular Inspection 10 Check List for Periodic Inspection 11 Malfunctions and Solutions 12 Electric Schematic Diagram 2 1 13 Electric Schematic Diagram 2 2 14 Explosion Chart 3 1 15 Explosion Chart 3 2 16 Explosion Ch...

Page 3: ...l Protector Chain Guide Die Cast Aluminum IP55 Enclosure Friction Clutch Grind Helical Gears Rubber Cushion Buffer Absolute Safety Hook ER3 Type Features 2 1 STANDARD COMPONENT 1CHAIN CONTAINER 1 PUSH BUTTON CHAIN LENGTH STANDARD 3M Patent No US D846827 S TW D187828 ...

Page 4: ...3 ER3 Type Features 2 2 ...

Page 5: ... the current 6 Friction Clutch Emergency overload protection to slip the force from the motor when subjected to an excessive load over the rated capacity It is not easily compromised with changes in the surrounding temperature In the case of irregular loading this operates in advance to prevent the hoist body or load chain from being damaged 7 Grind Helical Gears reduces operating noise 8 IP55 Enc...

Page 6: ... 8 4 6 8 6 3 5 Lifting Motor Kw 1 1 1 1 8 1 8 1 8 4 3 75 4 Load Chain mm X Fa s Φ5 X 1 Φ6 3 X 1 Φ7 1 X 1 Φ10 X 1 Φ10 X 1 Φ10 X 1 Φ11 2 X 1 Φ11 2 X 1 Φ11 2 X 2 Diameter mm C 350 370 430 510 575 590 625 785 850 a 219 242 291 308 308 347 337 347 337 b 259 271 298 338 338 356 399 356 399 d 99 113 129 129 129 160 5 173 5 216 231 5 e 93 106 118 118 118 137 5 142 5 82 84 5 Specifications Single Speed Hoi...

Page 7: ...nspected before operation 1 Mount the hoist in position Make sure to secure the power cords and control cables so as to avoid poor electrical connection 2 For the wiring system this machine must be grounded green wire to avoid slight leakage caused by static charge 3 Depress the button switch when the machine runs in idle and check if the UP and DOWN operation is consistent with the switch indicat...

Page 8: ...ce must be fitted when the transverse pulley reaches the terminal of l beam so to avoid the hoist from damage or slipping off the end 10 For outdoor use of electric hoist keep the hoist from direct sunshine rain and wind There should be a proper shelter such as rain resistant hood etc 11 There is a stop button on the lower hook to prevent the steel cable from escaping Therefore make sure the cable...

Page 9: ...Inspection of gear a Regular replacement of lubricating oil in the gearbox b Check if the gear surface is cracked or worn 3 Inspection of hook a In case of abnormal deformation damage or breakage at the opening of the hook it must be replaced with new b In case the wear extent of the hook is in excess of 10 it must be replaced with a new part 4 Inspection of pushbutton switch a Are the inner and o...

Page 10: ...ad stops the sliping distance of load is too large 3 When the electromagnetic iron attracts it produces abnormal noise In case of any of the above please make proper adjustment or replace new parts B Item inspection 1 If you would use the hoist CONTINUALLY for a longer period of time for example more than SIX 6 HOURS you must inspect it monthly so that you can be aware of when would be the time to...

Page 11: ... or 3 times without load Check the Brake effect is good or not Repair or change Up Down position limit Operate the hook into the limit position without load When touches the down position limit the electric motor should stop but could work in a reverse direction Repair or change Lifting chain Inspect visually Surface with lubricate grease without defor mation without crackle Clean Lubricate it or ...

Page 12: ...ed cannot over 1 of lifting speed Repair Position limit switch Lift to the limit position with rated capacity load Hoist could stop could move reversely the spring has certain flexibility Repair or change Lifting chain deformation Inspect visually without deformation such as distortion without deeper scratch and indent Change Lifting chain welding scar Inspect visually Warning without welding scar...

Page 13: ...with new disc Chain runs with strange noise The chain was not well lubricated Lubricate chain by oil or grease Load guider broken Change a new load guider Leakage of electricity The electricity was not well earthed Ensure the earthed connection High humidity Use dehumidifier to eliminate the problem Too much dust in the electrical parts Clean the electrical parts Skid when lifting the load Load li...

Page 14: ...13 ER3 Electric Schematic Diagram 2 1 ...

Page 15: ...14 ER3 Electric Schematic Diagram 2 2 ...

Page 16: ...15 ER3 Type Explosion Chart 3 1 ...

Page 17: ...16 ER3 Type Explosion Chart 3 2 ...

Page 18: ...17 ER3 Type Explosion Chart 3 3 ...

Page 19: ...t rod F 1 58 Motor turn 1 19 Limit rod spring 1 59 Bearing Japan 6304ZZ 1 20 Limit rocker 1 60 Shaft ring S50 1 21 61 Bearing Japan 6303ZZ 1 22 62 Shaft ring S25 2 23 Cross bolt spring washer M6 12L 3 63 Shaft ring S30 1 24 Motor packing 1 64 Motor nameplate 1 25 Brake coil holder 1 65 Spring pin D9 2 26 Lower hook spring 1 66 Fan cover F 1 27 Brake plate 1 67 Nameplate 1 28 Brake floor 1 68 Hexag...

Page 20: ...F 2 90 Hole buckle R80 1 130 Hexagon socket bolt spring washer M8 40L 3 91 Oil seal TC 58X80X9 1 92 Bearing housing 1 94 Ball bearing no shell 6405 1 95 Gear box is tight 1 96 Small roller axle d8 52L 1 97 Small wheel F 2 98 Hexagon socket bolt spring washer M8 30L 4 99 Spring pin D11 2 100 a large tooth 1 101 Shaft ring S40 1 102 Ball bearing 6203ZZ 1 103 Hook plate 1 104 Ball bearing 6202ZZ 1 10...

Page 21: ...20 MOTOR TROLLEY STRUCTURE ...

Page 22: ...B 1176 M5 x 12 12 N 1 11 Motor housing Wire loop 1 37 MT Brake spring washer 1 12 Junction box small 1 38 Thin nut M12 1 13 Junction box small seat 1 39 Brake adjustment bolt M12 45L 1 14 Large spacer 3 OD 58 ID 41 T 3mm 4 40 Ring Option 2 15 Pulley small boom 1 41 Brake coil seat 1 16 Hex Bolts M12 70L 36 2 42 Waterproof connector Option 4 17 Nut M12 2 43 Electrical box cover 1 18 N 2 44 Reducer ...

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