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Maguire Products, Inc. 

Edition: June 20, 2012 – PRS-20 

5

Maguire Purging Recovery System

 

 

Table of Contents 

 

 

PART 1

 

GETTING STARTED, READ THIS PAGE

 

 

7

 

 

 

1.1 

5 Year Warranty and Disclaimers

 

 

 

 

 

1.2 SAFETY 

Warnings

  

 

 

 

 

1.3 

Purging Recovery System Terminology 

 

 

10

 

1.4 

Concept and Principle of Operation 

   

 

12

 

 
PART 2

 

INSTALLATION 

  

 

 

 

 

 

13 

 

 

2.1 

Transport and Setup

 

 

 

 

 

13

 

 

 

2.2 

Purging Recovery System Installation / Wiring  

 

14 

  2.3 

Final 

Checks 

Before 

Operation 

  

 

 

16 

 
PART 3 

OPERATION

 

 

 

 

 

 

 

17 

3.1 Standard 

Operation

 

 

 

 

 

17

 

3.2 

Starting / Stopping the PRS-20

   

 

 

19

 

  

PART 4 

MAINTENANCE AND SERVICE

   

 

 

20 

4.1 General 

Maintenance

 

 

 

 

 

20

 

4.2 

Preventative Maintenance Checklist

   

 

21

 

4.3 

Installing New Shredder Rotor Knives

  

 

22

 

4.4 

Adjustment of Lower Granulator Knife Gaps

  

24

 

4.5 

Clearing a Jam

 

 

 

 

 

 

26

 

4.6 

Drain and purge Air Filter / Regulator

   

 

27

 

4.7 Adjustments

 

 

 

 

 

 

27 

4.8 

Cleaning the PRS-20 

 

 

 

 

 

28

 

 

PART 5 

TROUBLESHOOTING

  

 

 

 

 

30 

  5.1 

Troubleshooting 

Symptoms/Cause 

   

 

30 

5.2 

Clearing a Material Jam due to Plastic Melt

    

32

 

 

 

5.3 

Cutting Chamber Hardware Diagram 

   

 

34

 

  5.4 

PRS-20 

Wiring 

Diagrams 

 

 

 

 

36 

 

 

PART 6 

General Information

   

 

 

 

 

45 

Our Design Philosophy

   

 

 

 

45 

Warranty

 

 

 

 

 

 

 

46 

Technical Support / Contact Information

 

 

47

 

 
 
 

Summary of Contents for PRS-20

Page 1: ...MAGUIRE PRODUCTS INC Purging Recovery System MAGUIRE PurgingRecoverySystem INSTALLATION OPERATION MAINTENANCE Copyright Maguire Products Inc 2012...

Page 2: ...Maguire Products Inc Edition June 20 2012 PRS 20 2 Maguire Purging Recovery System...

Page 3: ...structions Maguire Products Inc accepts no responsibility or liability for damage or malfunction of the equipment arising from non observance of these operating instructions To avoid errors and to ens...

Page 4: ...anual to be entirely accurate If you question any information in this manual or find errors please let us know so that we may make the required corrections or provide you with accurate information Add...

Page 5: ...ard Operation 17 3 2 Starting Stopping the PRS 20 19 PART 4 MAINTENANCE AND SERVICE 20 4 1 General Maintenance 20 4 2 Preventative Maintenance Checklist 21 4 3 Installing New Shredder Rotor Knives 22...

Page 6: ...Maguire Products Inc Edition June 20 2012 PRS 20 6 Maguire Purging Recovery System...

Page 7: ...XT TEN PAGES It will take about 10 minutes THESE PAGES COVER Warranty and Disclaimers What we Warranty and what we cannot promise SAFETY Warnings Safety warnings INSTALLATION Assembly and setup OPERAT...

Page 8: ...to equipment repaired or altered outside MAGUIRE PRODUCTS INC factory unless such repair or alteration was in our judgment not responsible for the failure nor which has been subject to misuse neglige...

Page 9: ...OOR SAFETY INTERLOCK There are 4 safety interlocks switches on the front and rear doors as well as one safety interlock switch on the PRS 20 s containment chamber If you open any of the doors or conta...

Page 10: ...that lowers onto scrap parts being processed Keeps material close to shredder rotor for efficient processing Front of Machine Hinged doors in center drive motors are on back of machine Granulator Mac...

Page 11: ...cylinder inlet outlet This switch monitors hydraulic fluid movement When no movement of fluid is detected for 2 seconds i e a jam condition hopper will reverse direction Shredder Process where rotor p...

Page 12: ...perator places the plastic part or bulk scrap into the containment chamber or hopper which is parked at the home position at the upper level table The containment chamber has two cylinders mounted to...

Page 13: ...he frame Unbolt these boards and remove them Remove any strapping securing tape or plastic wrap from the Granulator Your granulator has been equipped with lifting channels that allow forklift access T...

Page 14: ...s a green yellow wire is the ground wire WIRING YOUR GRANULATOR AND ASSURING PROPER ROTATION The following procedure will guide you in supplying power to your granulator Your granulators requires a 20...

Page 15: ...essary to check the rotation of all 3 motors individually Blower Motor The blower motor is located within the front door below the bed rails Remove the black convey line Observe the rotation during op...

Page 16: ...not supply Granulator with a lubricated air supply Damage to the PRS 20 may result Use only a clean dry oil free air supply Connect 3 inch Discharge Tube Connect a 3 inch discharge tube to the rear o...

Page 17: ...ox Press button fully inward to stop all electrical current to the motors The button will stay depressed Rotate button turn clockwise to release button Disconnect Main Disconnect For Lockout Tagout lo...

Page 18: ...llow proper lockout tagout procedures Wiper Blades If excess material is escaping between containment chamber and beds of machine or if wiper is not cleaning material off the ends of the tables it may...

Page 19: ...position 8 Press Blower START button 9 Press Grinder START button 10 Press Shredder START button 11 Press Shuttle START button Stopping Your PRS 20 IMPORTANT Manual stop the PRS 20 should use this pr...

Page 20: ...ned by your application Knives should be gapped when there is a significant drop in production rates or an unacceptable increase in heat generation or fines ROTOR KNIFE AND BED KNIFE HARDWARE The Lowe...

Page 21: ...or tightness Inspect the Hopper hydraulic system for leaks Remove the Belt Cover back of machine and inspect the Belts for tightness and wear Monthly Inspect the Rotor Blades for dull cutting edges re...

Page 22: ...page 19 1 Open the Access Door On The End of the machine Rotate fastener turn counterclockwise to open door 2 Open the Containment Chamber cover Unlatch the rubber grip handle Slowly turn safety knob...

Page 23: ...Transition Discharge Slide the transition discharge in towards the back of the granulator cabinet until it stops Swing discharge arm stop against chute Hold pressure against arm stop and press latch d...

Page 24: ...low proper shutdown procedure as described in Starting Stopping the PRS 20 on page 19 2 Unplug the Granulator 3 Lockout Tagout the power source 4 Open the Front Access Door Rotate fastener turn counte...

Page 25: ...Tighten the Socket Head Cap Screw that anchors the bed knife downward to a required torque setting of 54 ft lbs 14 Assure that the Bed Knife Adjusting Bolt is in contact with the bed knife 15 Tighten...

Page 26: ...hamber cover Unlatch the 2 rubber grip latches 5 Remove All Residual Product from the Containment Chamber 6 Carefully Examine the Containment Chamber and Rotor to determine where the jam has taken pla...

Page 27: ...ure the Front Access Door On The Sound Enclosure 17 Fully Depress Reset Buttons for grinder shredder thermal overload in control box 18 Restore the Electrical Power Source 19 Plug in the Granulator 20...

Page 28: ...ntainment Chamber cover Unlatch the 2 rubber grip latches 5 Remove All Residual Product from the Containment Chamber 6 Thoroughly Vacuum Entire Area 7 Vacuum Upper Bed Lower Bed All Other Areas With P...

Page 29: ...everse grip 18 Reinstall the Transition Discharge Slide the transition discharge in towards the back of the granulator cabinet until it stops Swing discharge arm stop against chute Hold pressure again...

Page 30: ...cause of the problem appears to be related to the granulator it is imperative that you contact Maguire Products U S G Division before disassembling any components TROUBLESHOOTING GUIDE Troubleshootin...

Page 31: ...ion Discharge Is Difficult To Install Remove Material may be present under the screen ring or on top of the screen ring causing the difficulty Slides for transition obstructed or not adjusted properly...

Page 32: ...have to be cleared to continue The following instructions detail how to clear the clog SHARP EDGES Wear gloves and use a block of wood to move and block the rotor or when attempting to remove partial...

Page 33: ...he transition discharge in towards the back of the granulator cabinet until it stops Swing discharge arm stop against chute Hold pressure against arm stop and press latch downward to lock arm in place...

Page 34: ...Maguire Products Inc Edition June 20 2012 PRS 20 34 Maguire Purging Recovery System Maguire Purging Recovery System Cutting Chamber Hardware Diagram...

Page 35: ...Deg 4 Edge 17 k9r Knife Rotor 50 Deg Hook 18 AS9 Ring Screen 50 Open Area 19 9032 Hopper Internal SHCS Socket Head Cap Screw HHCS Hex Head Cap Screw RECOMMENDED SPARE PARTS To minimize downtime maxim...

Page 36: ...Maguire Products Inc Edition June 20 2012 PRS 20 36 Maguire Purging Recovery System Maguire Purging Recovery System Wiring Diagrams...

Page 37: ...Maguire Products Inc Edition June 20 2012 PRS 20 37 Maguire Purging Recovery System...

Page 38: ...Maguire Products Inc Edition June 20 2012 PRS 20 38 Maguire Purging Recovery System...

Page 39: ...Maguire Products Inc Edition June 20 2012 PRS 20 39 Maguire Purging Recovery System...

Page 40: ...Maguire Products Inc Edition June 20 2012 PRS 20 40 Maguire Purging Recovery System...

Page 41: ...Maguire Products Inc Edition June 20 2012 PRS 20 41 Maguire Purging Recovery System...

Page 42: ...Maguire Products Inc Edition June 20 2012 PRS 20 42 Maguire Purging Recovery System...

Page 43: ...Maguire Products Inc Edition June 20 2012 PRS 20 43 Maguire Purging Recovery System...

Page 44: ...Maguire Products Inc Edition June 20 2012 PRS 20 44 Maguire Purging Recovery System...

Page 45: ...do it right Is skilled and costly outside service required Are parts readily available How much time will it take to get it running again 4 EASE OF USE What percentage of your employees will be able...

Page 46: ...nty shall not apply to equipment repaired or altered outside MAGUIRE PRODUCTS INC factory unless such repair or alteration was in our judgment not responsible for the failure nor which has been subjec...

Page 47: ...m Web www maguire com Maguire Europe Tame Park Tamworth Staffordshire B775DY UK Tel 44 1827 265 850 Fax 44 1827 265 855 Email info maguire europe com Maguire Products Asia PTE LTD Main Office 15 Chang...

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