OilQuick OQ 70/55, Operating Manual And Fitting Instructions

Page 1: ...ING INSTRUCTIONS OilQuick quick coupler with automatic hydraulic connection for excavators OQ 70 55 and 80 Specifications subject to change without notice Please read the instructions carefully before...

Page 2: ...pler systems with the approval of OilQuick AB Any unauthorized changes will void the warranty and CE marking Please send us the completed warranty card as soon as possible We hope you enjoy the benefi...

Page 3: ...shall apply The identification plate on the product shows details of the product model and serial number If you have any questions please do not hesitate to contact your excavator dealer Please send t...

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Page 5: ...the applicable regulations in European standards EN 474 1 EN 474 4 and EN 474 5 and machine regulations 2008 3 issued by the Swedish Work Environment Authority Before operating the quick coupler addi...

Page 6: ...3 H cylinder function and requirements 11 4 Technical data 12 4 1 General data 12 4 2 Quick coupler 12 4 3 1 Attachment frame for mechanical tools without coupling ramp 13 4 3 2 Attachment frame for...

Page 7: ...At the start of the working day 23 13 1 2 At the end of the working day 23 13 2 Monthly inspection 23 14 Maintenance of quick couplers on H cylinders 24 14 1 Replacing the nose seal in the female conn...

Page 8: ...7 Hydraulic hoses for locking and unlocking 8 Locking plungers 9 Indicator rod 10 Dirt guard 8 5 9 7 6 10 10 10 1 OilQuick quick coupler system components The following section describes the various c...

Page 9: ...17 18 1 4 Attachment frame for hydraulic tools 15 Attachment frame 16 Coupling ramp 17 Male connector 18 Front pin 19 Rear pin The attachment frames are available in various models for different appl...

Page 10: ...80 can be fitted with two 1 2 two 3 4 and two 1 quick couplings A dirt guard 5 prevents the quick couplers from becoming dirty It is opened automatically when the H cylinder is at the front position 4...

Page 11: ...connected properly When the tool is attached the pressure on the positive side of the cylinders 1 builds up to the maximum level for the machine If the machine pressure changes the two pilot controll...

Page 12: ...ak valves yes yes Pressure control valves yes yes Piston rod diameter mm 55 30 55 30 Stroke mm 75 75 Total closing force at 100 bar kN 47 5 47 5 Leak free quick couplers made of steel OilQuick Couplin...

Page 13: ...ools with coupling ramp OQ 70 55 OQ 80 Inside width mm 550 590 Pin distance mm 600 670 Pin diameter mm 70 80 Weight kg 100 170 4 3 3 Hydraulic tool adapter plate with coupling ramp OQ 70 55 OQ 80 Insi...

Page 14: ...the weather prevents it from getting dirty and also makes transport on site easier When mounting the quick coupler on the excavator proceed with caution Failure to do so when handling the large heavy...

Page 15: ...outing when the linkage is at both end positions see illustrations below Hose holders are available in various designs for different installation configurations Our nearest OilQuick dealer will be hap...

Page 16: ...cted 2 1 2 Make sure that the quick coupler and the attachment frame on the tool to be connected are aligned Right Wrong The quick coupler system may only be operated by people who have read the manua...

Page 17: ...ition enabling pressure to build up and the H cylinder to lock the attachment At the same time any hydraulic and electric couplings in use are connected Make sure that the indicator rod is NOT visible...

Page 18: ...ver and cause injury When connecting mechanical attachments always carry out a lock test 9 Setting down a tool In the descriptions regarding handling of the quick coupler we have assumed that an OilQu...

Page 19: ...ower the attachment onto the ground The ground should be hard and even Move the tilt cylinder in until the quick coupler is at an angle of 30 45 degrees to the attachment frame on the tool see illustr...

Page 20: ...starting lifting work ensure there is no attachment or bucket on the quick coupler When using the hoisting hook observe the following During lifting work an attachment or bucket must not be connected...

Page 21: ...ity and the hydraulic parts to be installed correctly You therefore have to ensure in particular that the hydraulic coupling connectors are plugged into the attachment frame correctly If you suspect t...

Page 22: ...errupted Starting the excavator restores the hydraulic pressure and power supply again If you switch the power supply on or off it may cause the position of the hydraulic valves to change This can res...

Page 23: ...ry clean any mud slush and other dirt off the quick coupler This is particularly important in winter as dirt can freeze on causing damage to the piston rods couplings and other parts of the equipment...

Page 24: ...Pusher tube 5a Quick couplings size 1 2 3 4 and 1 Push the seal down to the bottom of the pusher pipe by placing the pusher on a table or other flat surface and pressing the seal into position with th...

Page 25: ...t have to be removed Pull the quick coupling out of the H cylinder Replace the quick coupling and reassemble in reverse order 4 1 Quick coupling 2 Hydraulic hose 3 Dirt guard with screws 4 Guide plate...

Page 26: ...ying the torque shown below Connect the hose again 3 4 5 2 1 Procedure Stop the excavator and depressurize the hydraulic system Disconnect the hydraulic hose from the angle connector 1 Remove the dirt...

Page 27: ...e and does not open Contact OilQuick customer service Pressure control valve is defective Oil leak in a quick coupling when an attachment is connected The seal is missing or defective Replace the seal...

Page 28: ...Version 1 1 28 2011 06 28 16 Plates and stickers Information stickers Theseinformationstickersshouldbeappliedclearlyvisibleinsidethecab Identification plate Warning sign crush hazard...

Page 29: ...lic oil and stoppage time 17 6 The warranty is not applicable to faults that have occurred due to natural wear carelessness shortcomings in assembly or other reason which is outside the control of OQA...

Page 30: ...Version 1 1 30 2011 06 28 Notes...

Page 31: ...Version 1 1 31 2011 06 28 Notes...

Page 32: ...Art nr 7412213 OilQuick AB Box 1055 824 12 Hudiksvall Sweden Tel 46 650 153 40 Fax 46 650 148 84 E mail information oilquick com www oilquick com Dealer...