AVL Looms E-Lift Installation And User Manual Download Page 1

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Installation and User Manual

E-Lift™ version 3

AVL Looms

2360 Park Avenue, Chico, CA 95928-6785 U.S.A

www.avllooms.com | [email protected]

530 893-4915 (ph) | 530 893-1372 (fax)

Summary of Contents for E-Lift

Page 1: ...Installation and User Manual E Lift version 3 AVL Looms 2360 Park Avenue Chico CA 95928 6785 U S A www avllooms com sales avlusa com 530 893 4915 ph 530 893 1372 fax ...

Page 2: ...pport and Warranty 3 Safety 4 Package Contents 5 Tools 5 Definitions 2 The Switch 2 E Lift Weaving Modes 2 Orientation 2 Acronyms 2 INSTALLING THE E LIFT 7 A Series PDL TDL Looms 7 SDL V Series Looms 13 OPERATING THE E LIFT 19 MAINTENANCE AND REPLACEMENTS 21 ...

Page 3: ...rsion 3 of AVL s E Lift is the first design using closed loop operation which simplifies both installation and operation of the E Lift No more crawling on the floor to set the starting position just press and hold the foot switch for optimal positioning Support and Warranty Your new E Lift is designed to provide years of dependable service It comes with a lifetime of phone and email support and a ...

Page 4: ...E EQUIPMENT MAY BE IMPAIRED ELECTRICAL SHOCK HAZARD DO NOT TAMPER WITH ELECTRICAL WIRES OR OPERATE E LIFT WITH SAFETY PANELS OPENED OR REMOVED PINCH AND CRUSH HAZARD DO NOT PLACE HANDS IN MOVING MECHANISMS EQUIPMENT IS HEAVY TO AVOID MUSCLE STRAIN OR INJURY USE PROPER LIFTING TECHNIQUES AND A HELPER USE OF CONDUCTIVE FIBER OR YARN ON OR AROUND THIS EQUIPMENT WILL VOID WARRANTY AND MAY DAMAGE EQUIP...

Page 5: ...er 1 NOTE The dobby to lowering cylinder assembly consists of two cables and a small extension spring joining the cables Spacers Each configuration uses different quantity and size of spacers which are provided in mounting order Stop collars Each configuration uses different quantity and size of stop collars which are provided in mounting order Axle bushings 4 Older looms ONLY used a axle and requ...

Page 6: ...mode is an operating mode where the ending movement is always with an open shed or if no harnesses are selected where the slide plate or dobby arm are in the down position Double shed is the default Mode whenever the E Lift is powered on Double shed is the most efficient Mode for weaving Single shed Mode In Single shed Mode operation each switch selection moves the slide plate or dobby arm to the ...

Page 7: ...ect the treadle cables at the treadles Remove the treadles treadle support mounting blocks and axles from the loom c Disconnect both cables from the slide plate or dobby arm On older looms pre 1988 dobby arm cables are crimped in place and must be cut to remove them On newer dobby arm equipped looms black plastic cable retainer buttons are used in the dobby arm to retain the cables The buttons are...

Page 8: ...15 1 4 3 rear 11 32 vertical 12 4 rear 11 32 vertical 15 1 4 Chart 1 A Series PDL TDL Cross Member Hole Information 3 Reinstall the cross members remembering to align them as before 4 Mounting the E Lift NOTE There is some variation in mounting by loom age with the PDL a Orient the E Lift so that the power switch faces to the rear of the loom and the round switch receptacle faces the front of the ...

Page 9: ...tly into threaded holes in the top of the E Lift top plate iii Ensure that the lock washer and flat washer are applied to the bolt head side of the rear hex bolts 5 Installing the cam cylinders and coated steel cables a Installing cam cylinders E Lift 3 comes with two cam cylinders one for lifting harnesses and one for lower harnesses i Measure the diameter of your cam cylinder axle If it is you w...

Page 10: ...stop collars and the cam cylinders to avoid pinching Tighten the set screws in the stop collars to lock them in place NOTE Pinching the cam cylinders between the stop collars can create too much resistance with the cam cylinder rotation and result in E Lift motor stalls Fig 2a E Lift Motor Double Pulley Cables right side view Note In this image the lower cable attaches to the lifting cylinder The ...

Page 11: ...style head with the narrow 16H back plate negative dobby style head with the wide 24 40H back plate positive dobby style head with the wide 24H back plate All three configurations will have the same parts however the cylinder on the lifting cam cylinder will be of different lengths for each configuration Fig 3 P Cam cylinders Configuration for PDL right side view ...

Page 12: ...d the button in the dobby arm 3 If attaching to a pre 1988 dobby arm the cable end will be stripped of sheathing A loose ferrule will be supplied Push the cable up through the R hole and then using a crimping tool crimp the ferrule onto the stripped end of the cable Note Crimping the ferrule requires multiple squeezes to ensure the entire ferrule is fully compressed and smooth This ensures optimal...

Page 13: ...smember 1 Preparing the loom a Lightly mark in pencil each treadle pulley support cross member for correct positioning with reference to front back and up down before removing them from the loom Also lightly mark the dobby arm in pencil with an R for which hole is used with the cable to the cam cylinder and with an L for which hole is used with the cable to the left treadle b Disconnect the treadl...

Page 14: ...ith the supplied hardware 4 Reinstall the cross members remembering to align them as before a Orient the E Lift so that the power switch faces to the rear of the loom and the round switch receptacle faces the front of the loom b Position the E Lift under the treadle pulley support cross members to align the vertical holes in the E Lift mounting plate with the pre drilled vertical holes in the moun...

Page 15: ...back into place in the rear vertical slide frame member and secure with a stop collar b Aligning the cam cylinders The cylinder portion of each cam cylinder is designed with a length to establish a direct route for its cables with as little angle as possible i Before alignment lubricating the cam cylinder axle is recommended Beeswax is a long lasting lubricant that is rubbed directly onto the axle...

Page 16: ...ble Pulley Cables right side view Note In this image the lower cable attaches to the lifting cylinder The upper cable attaches to the lowering cylinder Fig 2b E Lift Cable Routing rear view Fig 2c E Lift Cable Routing front view ...

Page 17: ...17 Fig 3 S Cam cylinders Configuration for SDL right side view Fig 3 V Cam cylinders Configuration for V Series right side view ...

Page 18: ... lowering cam cylinder extend it up to and over the small pulley in the upper right corner of the dobby head then down to the slide plate or dobby arm and attach it Note The small pulley on the slide plate equipped looms will have a cable retainer The cable retainer is adjusted by loosening the center mounting bolt in the pulley Loosen the retainer and slide it up to allow for installing the cable...

Page 19: ...E Lift is first powered on it starts in Homing mode Homing mode allows you to use the E Lift to move the dobby to Shed Closed a If the dobby is already at Shed Closed it is in the correct Home position To set Home position press and quickly release the switch The next press of the switch will be for normal weaving operation b If the dobby is not in the Shed Closed position i Press hold the switch ...

Page 20: ...er up or down and stop ii Each subsequent switch selection will move the slide plate or dobby arm in the opposite direction and stop iii Then the following switch selection will move the slide plate or dobby arm down etc Please note It is acceptable to use either Double shed or Single shed mode However Double shed mode is more efficient Single shed mode is intended where loom diagnostics are being...

Page 21: ...of the cables are hanging loose the cables have become stretched or the spring is over stretched Remove the spring to determine if it is the cause Without tension the spring coils should completely close If you see space between the coils replace the spring and recheck the cables for slack If the cables are showing slack with a good spring in place the cables must be replaced Lubricate the cam cyl...

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