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Published Document Number: BICWUT01
• Specified Date: 20050118
• As-of Date: 20050118
• Access Date: 20050118
• Depth: detail
• Applicability: CWU
• Language Code: ENG01, Purpose: publication, Format: 1colA
Document—
Troubleshooting Basket
Speed Errors on Single-
motor Washer-
extractors
PELLERIN MILNOR CORPORATION
POST OFFICE BOX 400, KENNER, LOUISIANA 70063 - 0400, U.S.A.
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Table of Contents
Troubleshooting
Related Manuals for Milnor BICWUT01
Summary of Contents for Milnor BICWUT01
- Page 1 Published Document Number: BICWUT01 • Specified Date: 20050118 • As-of Date: 20050118 • Access Date: 20050118 • Depth: detail • Applicability: CWU • Language Code: ENG01, Purpose: publication, Format: 1colA Document— Troubleshooting Basket Speed Errors on Single- motor Washer- extractors PELLERIN MILNOR CORPORATION POST OFFICE BOX 400, KENNER, LOUISIANA 70063 - 0400, U.S.A.
- Page 3 BICWUT01 (Published) Book specs- Dates: 20050118 / 20050118 / 20050118 Lang: ENG01 Applic: CWU Troubleshooting Basket Speed Errors on Single-motor Washer- extractors This document describes the proper procedure for troubleshooting errors related to basket motor speed on machines equipped with a single motor, an inverter, and a digital-to-analog (D-to-A) board.
- Page 4 Review inverter parameters, and contact Milnor Customer Service. Section 5.2: Is inverter output amperage within normal limits? Contact Milnor Customer Service before repairing or replacing inverter. Section 6: Does motor test within normal limits? Contact Milnor Customer Service before repairing or replacing motor.
- Page 5 The cursor flashes on the first character of the name for step 01. Accepts the formula name and advances to the overview display for step 01. The overview display for step 01. Notice that there is no cursor flashing. Advances to the step decisions for step 01. PELLERIN MILNOR CORPORATION...
- Page 6 The procedure for verifying the inverter parameters varies among inverters, but is described in detail in the documentation provided by the inverter manufacturer. Replacement manuals for several inverter models are available at Inverter constants for specific inverters and Milnor machine models are available in the Customer Service area of http://www.milnor.com...
- Page 7 The leftmost number is the calculated digital counts value. You can determine the initial digital count for the programmed basket speed from Table 1 and the equation below: = [RPM * (C/RPM)] + D PELLERIN MILNOR CORPORATION...
- Page 8 Customer Service for verification. Note 1: The counts and offset values are configurable in controller software WUWESME, used in single- motor E-style and divided cylinder washer-extractors. Contact your dealer or the Milnor service department for assistance with these machines. Display or Action...
- Page 9 = [RPM * (C/RPM)] + D 159 = 144 + 15 / 409.5 0.3883 = 159 / 409.5 Legend MTA-43 Pin 3 MTA-43 Pin 8 Inverter terminal A1 Inverter terminal AC Inverter terminal FV Inverter terminal FC PELLERIN MILNOR CORPORATION...
- Page 10 Desired Frequency display to the Actual Frequency display. Verify Inverter Output Amperage 5.2. ® Contact the Milnor Customer Service department for guidelines on the acceptable amperage for the conditions. For Yaskawa GPD 505 and 506 models, press the DSPL button on the inverter once to advance from the Actual Frequency display to the Actual Amperage display.
- Page 11 Testing the Motor If the procedures described earlier in this document do not eliminate the error, have the motor tested by a reputable facility. — End of BICWUT01 — PELLERIN MILNOR CORPORATION...
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