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Table of Contents
Related Manuals for Wulftec WRTA-150
Summary of Contents for Wulftec WRTA-150
- Page 1 User’s Manual WRTA-150 Reference Guide...
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Page 2: Table Of Contents
ILTER EGULATOR ..................30 ARRIAGE HAIN ENSION DJUSTMENTS ......................30 TRETCH ELTS DJUSTMENT ......................30 TRETCH HAIN DJUSTMENT ..............................30 HOTOEYES ......................31 LIDER LOCKS ARRIAGE AILS Wulftec / M.J. Maillis Group Page 2 of 36 Version 1.7.1 /November 2014... -
Page 3: List Of Figures
ETROFLECTIVE HOTOEYE ) ............22 IGURE IFFUSE HOTOEYE SPECIAL APPLICATIONS ................25 IGURE NALOG SENSOR ADJUSTMENT ..................26 IGURE ROXIMITY ENSOR ....................29 IGURE ILM IN CLAMP Wulftec / M.J. Maillis Group Page 3 of 36 Version 1.7.1 /November 2014... -
Page 4: Automatic Warranty
All parts on stretchwrappers manufactured by Wulftec International Inc. (hereinafter called “Wulftec”) are warranted to be free of manufacturing defects for a period of four (4) years from the date of shipment, if installed, maintained and used in accordance with factory specifications except for the two (2) blue polyurethane coated rollers whose coating carry a lifetime warranty and the 25”... -
Page 5: Safety Labels
Safety Labels In an effort to reduce the risk of injury to personnel working around the Wulftec / MJ Maillis equipment, safety labels are placed at various points to alert them of potential hazards. Please check equipment and note all safety labels. Make sure your personnel are vigilant and obey these warnings. - Page 6 Safety Labels (cont’d) PLACED ON ALL MACHINE LEGS & TOWER NOTE: SPANISH, FRENCH AND PORTUGESE LABELS ARE AVAILABLE UPON REQUEST. Wulftec / M.J. Maillis Group Page 6 of 36 Version 1.7.1 /November 2014...
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Page 7: Safety
Read Carefully Before Operating Any Wulftec Machinery Wulftec stretch wrap machinery should be handled with the same caution and care as with any other industrial equipment. Many automatic functions may be potentially hazardous. For this reason, except for the authorized operator(s) and maintenance crew, other personnel should keep clear at all times. -
Page 8: Inspection And Installation
Wulftec notified. As stated in warranty on page 5, Wulftec is not responsible for damage caused in transit. If no damage is apparent, carefully remove all wrapping material, strapping, blocks, etc. -
Page 9: Figure 2 Anchoring Points For Awrta 150
NOTE: Because of machine configuration, in various circumstances, some of the elements of the machine may need to be disconnected. Please follow instructions/indications on elements and/or relevant diagrams to reconnect. Wulftec / M.J. Maillis Group Page 9 of 36 Version 1.7.1 /November 2014... -
Page 10: Installation Of Fence Handle
Drill 9/32” hole through post. Install key switch with carriage bolts. 0MINS00006, rev. 1 Align slide bolt with key switch. Shims must pinch door panel angle iron. Tighten nuts. Wulftec / M.J. Maillis Group Page 10 of 36 Version 1.7.1 /November 2014... -
Page 11: Installation Of Light Curtains
6. The light curtains will reset themselves each time the light is broken but a rearm must be done on the lanyard or the control panel to enable the wrapper to begin a cycle. Wulftec / M.J. Maillis Group Page 11 of 36... -
Page 12: Film Loading And Threading
13. If film breaks during a wrap cycle, repeat steps 7 to 12 or attach film to the product. Carriage Lock Figure 3 Film loading and threading Wulftec / M.J. Maillis Group Page 12 of 36 Version 1.7.1 /November 2014... - Page 13 WARNING! Before threading the film, press on the dancer bar once door is opened to make sure the pre-stretch rollers are not turning. If they are, contact a Wulftec Customer Service representative immediately. Do not touch the carriage. Inadvertent movement of the dancer bar will cause the rollers to turn abruptly, creating the possibility of serious injury.
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Page 14: Wrapper Controls
This cycle provides stability to the pallet where loads are more sensitive to centrifugal reaction instability, depending stacking methods. Wulftec / M.J. Maillis Group Page 14 of 36 Version 1.7.1 /November 2014... - Page 15 Controls the tension between film carriage and pallet load (i.e. higher % tension = tighter wrap). Carriage With the machine cycle stopped, allows carriage to be Down/up moved up or down. Wulftec / M.J. Maillis Group Page 15 of 36 Version 1.7.1 /November 2014...
- Page 16 When in manual mode, all manual options will be active. *Cradle forward Moves the cradle rollers forward to a desired position. *Cradle speed Used to set the speed of the cradle rollers . Wulftec / M.J. Maillis Group Page 16 of 36 Version 1.7.1 /November 2014...
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Page 17: Mode Of Operation - Standard System
End of Wrap Sequence To activate Manual mode, go to the manual page on the touch screen. By doing so, automatic sequence and reset are immediately interrupted. Wulftec / M.J. Maillis Group Page 17 of 36 Version 1.7.1 /November 2014... -
Page 18: Optional Pre-Stretch Ratios - Chain Driven
0MSPK00070 “C” WULFTEC 35B12 0MSPK00171 35B12 0MSPK00171 35B12 0MSPK00171 35B15 0MSPK00108 35B15 0MSPK00108 35B18 0MSPK00182 *All “C” pulleys are 5/8” bore Offset link #0MCHN00018 Master link #0MCHN00019 Wulftec / M.J. Maillis Group Page 18 of 36 Version 1.7.1 /November 2014... -
Page 19: Optional Pre-Stretch Ratios - Belt Driven
0MCHN00057 40L050 0MSPK00170 14FL050 0MSPK00169 210L050 0MCHN00057 40L050 0MSPK00170 16FL050 0MSPK00192 225L050 0MCHN00047 40L050 0MSPK00170 16FL050 0MSPK00192 202L050 0MCHN00065 36L050 0MSPK00226 *All “C” pulleys are 5/8” bore Wulftec / M.J. Maillis Group Page 19 of 36 Version 1.7.1 /November 2014... -
Page 20: Setting Wrap Parameters
Avoid setting the tension so high that the dancer roller becomes pinned against the secondary roller. If additional tension is desired, simply turn the adjustment knob to apply more pressure upon the dancer bar. Wulftec / M.J. Maillis Group Page 20 of 36 Version 1.7.1 /November 2014... -
Page 21: Photoeye Settings
“Left 1”. Bottom switch is for the sensitivity adjustment. Sensitivity Adjustment When the light flashes, adjust the desired distance with the (-) or (+) sensitivity rotary switch. Figure 5 Retroflective Photoeye Wulftec / M.J. Maillis Group Page 21 of 36 Version 1.7.1 /November 2014... -
Page 22: Figure 6 Diffuse Photoeye (Special Applications)
WARNING! The photoeyes are factory set for average loads at maximum rotation speed and maximum carriage speed. Your particular wrap parameters may require alternate settings for proper height sensing. Wulftec / M.J. Maillis Group Page 22 of 36 Version 1.7.1 /November 2014... -
Page 23: Ds-35 Photoeye Adjustment
10- Press “select” for 5 seconds to leave the teaching mode. The “run” light switches on. Optical axis sender Optical axis receiver Reference surface (not shown) Mounting hole M4 (not shown) LEDs Teach-in Status LEDs Q1/Q2 Run LED Operating keys Wulftec / M.J. Maillis Group Page 23 of 36 Version 1.7.1 /November 2014... -
Page 24: Photoeye Response Delay Time
Automatic Height Sensing All Wulftec automatic machines are equipped with a photoeye sensor, for load height sensing. This allows for variations in load height, while maintaining the predetermined "overwrap" setting. All machines are equipped with manual override (limit switches). -
Page 25: Analog Sensor Adjustment
If you need to readjust the analog sensor, make sure to activate the emergency stop to prevent injuries to technicians or damage to machine. 10. Reinstall the carriage cover. 11. Install film roll. Wulftec / M.J. Maillis Group Page 25 of 36 Version 1.7.1 /November 2014... -
Page 26: Proximity Sensor
Revolution and Home Position Sensors Wrappers from Wulftec use proximity sensor to count revolutions and to determine the arm’s home position. These two (2) sensors can be found on the top of the ring gear and they are reading off a piece of steel glued on the top of the ring gear. -
Page 27: Proximity Sensor Replacement
Motor Speed Control Your Wulftec pallet wrap machine utilizes AC drives from Allen Bradley™, which are controlled by a digital parameter unit. This unit is used to set the functions such as acceleration/deceleration time and electronic thermal relay to allow variations in motor operation to best suit the specific application and/or desired customer wrap parameters. -
Page 28: Drive Parameter Settings
4-20 mA Analog Input Low [Zero] A113 4-20mA Analog Input High [Span] These parameters may differ from one application to the other. Please contact Wulftec M.J. Maillis to make sure you have the newest parameter set. *NOTE: Parameters must be set by qualified technician... -
Page 29: Maintenance
The second section of the FR contains a Regulator that shows how much air pressure going is into the machine. The pressure may be regulated by the knob located at the top of the center section of the FR. This pressure should be set at 80 psi for all Wulftec automatic machines. -
Page 30: Carriage Lift Chain Tension Adjustments
Photoeyes Every 2000 hours of operation the photoeye and reflectors should be cleaned to ensure that no false readings would be taken during operation of machinery. Wulftec / M.J. Maillis Group Page 30 of 36 Version 1.7.1 /November 2014... -
Page 31: Slider Blocks/Carriage Rails
Please note that these locations are unique for each operating position shown. After draining the old lubricant, new lubricant should be added to the appropriate level plug shown. Wulftec / M.J. Maillis Group Page 31 of 36 Version 1.7.1 /November 2014... - Page 32 Reducer Chart Legend: F = Refill Plug V = Vent Plug L = Level Plug D = Drain Plug Wulftec / M.J. Maillis Group Page 32 of 36 Version 1.7.1 /November 2014...
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Page 33: Ring Gear
Inspect the grease container of the lube station once a month and refill with EP2 grease as recommended by Wulftec unless you have requested a different type of grease in your system (ex. FDA-approved) or if your operating environment requires a different type of grease (ex. cold temperature environment). -
Page 34: Troubleshooting - Wrta 150
•The carriage could be stuck on the dead • Pull vigorously on the 2 chains at the turn stops. same time someone else presses the Carriage Up button on the touch screen. Wulftec / M.J. Maillis Group Page 34 of 36 Version 1.7.1 /November 2014... - Page 35 •The fuse on the analog board is burned. • Check for short, if none, change the fuse using the appropriate rating •Analog sensor may be defective. • Call technical service at Wulftec. Wulftec / M.J. Maillis Group Page 35 of 36 Version 1.7.1 /November 2014...
- Page 36 (Wrapping or passthrough.) automatic mode and that a reset was start. done. If you cannot find a solution to your problem with this guide, please contact your distributor. Wulftec / M.J. Maillis Group Page 36 of 36 Version 1.7.1 /November 2014...
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