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SERVICE AND PARTS MANUAL
FOR
BLOWER MODEL
DR633, DR833, DR1233
DIRECT DRIVE
REGENERATIVE BLOWER
AMETEK Dynamic Fluid Solutions
100 East Erie St., Kent, Ohio 44240
Telephone: 330-673-3452 Fax: 330-677-3306
email: dfs.information@ametek.com
internet: www.ametekdfs.com
Your Choice. Our Commitment.™ ™ ™ ™
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Summary of Contents for Ametek DR633
- Page 1 SERVICE AND PARTS MANUAL BLOWER MODEL DR633, DR833, DR1233 DIRECT DRIVE REGENERATIVE BLOWER AMETEK Dynamic Fluid Solutions 100 East Erie St., Kent, Ohio 44240 Telephone: 330-673-3452 Fax: 330-677-3306 email: dfs.information@ametek.com internet: www.ametekdfs.com Your Choice. Our Commitment.™ ™ ™ ™...
- Page 2 Subsequent customer failures due to abuse, misuse, misapplication or repeat offense will not be covered. AMETEK Rotron will then notify you of your options. Any failed unit that is tampered with by attempting repair or diagnosis will void the warranty, unless authorized by the factory.
- Page 3 imbalance greatly speeds bearing wear, thus reducing blower life. Disassembling the blower will void warranty, so contact the factory for cleaning authorization. 3. Support the Piping - The blower flanges and nozzles are designed as connection points only and are not designed to be support members. Caution: Plastic piping should not be used on blowers larger than 1 HP that are operating near their maximum pressure or suction point.
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Page 4: Troubleshooting
Troubleshooting POSSIBLE CAUSE OUT OF WARRANTY REMEDY *** * One phase of power line not connected Connect * One phase of stator winding open Rewind or buy new motor Bearings defective Change bearings Impeller jammed by foreign material Clean and add filter Impeller jammed against housing or cover Adjust ** Capacitor open... - Page 5 6) Remove the housing bolts and remove the motor assembly (arbor/.housing on remote drive models). 7) Arbor disassembly (Applicable on remote drive models only): a) Slide the bearing retraining sleeve off the shaft at the blower end. b) Remove the four (4) screws and the bearing retaining plate from the blower end. c) Lift the shaft assembly far enough out of the arbor to allow removal of the blower end snap ring.
- Page 6 Impeller Shimming Procedure: WARNING: This unit may be difficult to shim. Extreme care may be exercised. Tools Needed: Machinist’s Parallel Bar Vernier Caliper with depth measuring capability Feeler gauges or depth gauge Measure the Following: Distance from the flange face to the housing (A) Distance from the flange face to the motor shaft shoulder (B) Impeller Thickness (C) Measurements (A) and (B) are made by laying the parallel bar across the housing flange face and...
- Page 7 WIRING DIAGRAMS, TEFC and ODP MOTORS A. 1∅ ∅ ∅ ∅ , 6 WIRE B. 1∅ ∅ ∅ ∅ , 7 WIRE 115 VAC 230 VAC 115 VAC 230 VAC LINE LINE LINE LINE LINE LINE LINE LINE INTERCHANGE LEADWIRES 5 & 8 to REVERSE ROTATION INTERCHANGE LEADWIRES 5 &...