MAGUIRE PRS-20, Installation Operation & Maintenance

Page: 25 / 47

Maguire Products, Inc.
Edition: June 20, 2012 – PRS-20
25
Maguire Purging Recovery System
or that will prevent screen ring from being properly installed
There is an adjusting screw for each of the three (3) bed knives.
10. Slightly Loosen the Socket Head Cap Screw that holds the bed knife down
11. Loosen the Jam Nut on the bed knife adjusting screw.
12. Using the Bed Knife Adjusting Bolts And Your Feeler Gauge, Slowly turn bed
knife adjusting bolt clockwise to reduce knife gap to desired clearance.
In the event that the bed knife gap is now "too tight", back off the bed knife
adjusting screw and gently tap the bed knife (using a rubber mallet) away from
the rotor knife, then repeat Step #3 above until desired gap is achieved. Check
this gap to both rotor knives in case one is more worn than the other.
13. 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 the Jam Nut while holding the adjusting screw "still".
16. Re-Check your Knife Gap to assure that the clearance has not changed
Repeat Steps 10 through 16 For the Remaining bed knives.
Reassemble Components As Follows:
1. Carefully Align and reinsert the Screen Ring utilizing the same reverse grip.
2. Assure that Discharge Chute is clear of all residual material.
3. Reinstall the Transition Discharge.
4. 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 downward to lock arm in place.
5. Close & Secure the Sound Enclosure Doors.
6. Restore the Electrical Power Source & Compressed Air.
7. Plug in the Granulator.
8. Restart your Granulator. See Starting / Stopping the PRS-20 on page 19.