Milnor 42044 WR2 Schematic/Electrical Parts
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Also See for 42044 WR2:
- Installation manual (68 pages) ,
- Mechanical parts and service (137 pages) ,
- Maintenance manual (129 pages)
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Published Manual Number/ECN: ME6HWR2ZAE/2021033A
• Publishing System: TPAS2
• Access date: 01/21/2021
• Document ECNs: NOT latest
Schematic/Electrical Parts
42044, 60044 & 72044
WR2, WR3
PELLERIN MILNOR CORPORATION
POST OFFICE BOX 400, KENNER, LOUISIANA 70063-0400, U.S.A.
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Summary of Contents for Milnor 42044 WR2
- Page 1 Published Manual Number/ECN: ME6HWR2ZAE/2021033A • Publishing System: TPAS2 • Access date: 01/21/2021 • Document ECNs: NOT latest Schematic/Electrical Parts 42044, 60044 & 72044 WR2, WR3 PELLERIN MILNOR CORPORATION POST OFFICE BOX 400, KENNER, LOUISIANA 70063-0400, U.S.A.
- Page 3 Description Document Component Parts List W6W5DZPL/2019454N Limited Standard Warranty BMP720097/2019036 How to Get the Necessary Repair Components BIUUUD19/20081231 How to Use Milnor® Electrical Schematic Diagrams BIUUUK01/20130308 Sample Schematic BMP010012/2018343 3 Phase Motor Connection Diagram BMP850029/1999362B 3P Motor Diagram-Multivolt W80008/2001253A Control Box Layouts Sheet 1...
- Page 14 (unless the time period is specifically extended for certain parts pursuant to a specific MILNOR published extended warranty) from our factory with no operating hour limitation. This warranty is contingent upon the equipment being installed, operated and serviced as specified in the operating manual supplied with the equipment, and operated under normal conditions by competent operators.
- Page 15 • If the component is an electrical component, give the schematic number if known. • If the component is a motor or an electrical control, give the nameplate data from the used component. To write to the Milnor factory: Pellerin Milnor Corporation Post Office Box 400...
- Page 16 “SR” stands for safety reset. Thus, CDSR is a time delay relay that serves as a safety reset. ® The following are descriptions of electrical components used in Milnor machines. Descriptions are in alphabetical order by the component class code (two character prefix).
- Page 17 ® How to Use Milnor Electrical Schematic Diagrams Figure 2: Time Delay Relay (CD) Coil and Contacts Legend Coil Contacts CL=Control, Latch Relay (Figure 3)—A relay which latches in an energized or set position when operated by one coil (the latch/set coil). The relay stays latched even though coil voltage is removed.
- Page 18 ® How to Use Milnor Electrical Schematic Diagrams Figure 5: Photo-eye (CP) Symbols Legend Example of single assembly Example of two separate assemblies CS=Control, Contactor/Motor Starter (Figure 6)—A relay capable of handling heavier electrical loads, usually a motor. Figure 6: Other Control Symbols...
- Page 19 ® How to Use Milnor Electrical Schematic Diagrams Figure 7: Thermal Overload (ET) Schematic Symbol Legend Heater (one per phase) Overload relay; contacts open if overload condition exists EX=Electrical Transformer (Figure 8)—A device that transfers electrical energy from one isolated circuit to another, often raising or lowering the voltage in the process.
- Page 20 ® How to Use Milnor Electrical Schematic Diagrams Figure 10: Proximity Switches (PX) Switch Symbols Legend Alternating current proximity switch Direct current proximity switch SC=Switch, Cam Operated (Figure 11)—A switch in which the electrical contacts are opened and/or closed by the mechanical action of a cam(s). Applications include 35-50 pound timer operated machines, Autospot, timer reversing motor assembly, and some balancing systems.
- Page 21 ® How to Use Milnor Electrical Schematic Diagrams Figure 15: Mechanical Switch (SM) Figure 16: Pressure Switch (SP) ST=Switch, Temperature Operated (Figure 17)—A switch that is actuated at a preset temperature (e.g., dryer safety probes) or has adjustable set points (e.g., Motometers or Combistats).
- Page 22 Milnor machines often do not correspond to the pin numbers shown in the schematics. • Ignore pin numbers imprinted on in-line connectors (e.g., Molex connectors) and relay bases.
- Page 23 ® How to Use Milnor Electrical Schematic Diagrams Figure 22: Plug-in Relays 11-pin Relay with Grey Base Legend Left. View of relay base Right. Same view, show- ing pin num- bers 14-pin Relay with Grey Base (older) 14-pin Relay with Black Base (newer)
- Page 24 ® How to Use Milnor Electrical Schematic Diagrams Note 3: Relay functional names ending with the letter "M" (e.g., CRxxM) are not discrete components but are a component of a printed circuit board. They are usually not individually replaceable. Figure 23: AMP Connector Pin Locations...
- Page 25 ® How to Use Milnor Electrical Schematic Diagrams Figure 24: Molex Connector Pin Locations 15-pin Connector 9-pin Connector 6-pin Connector 4-Pin Connector 2-pin Connector Legend View of mating halves of connector Same view, showing assigned pin numbers PELLERIN MILNOR CORPORATION...
- Page 26 ® How to Use Milnor Electrical Schematic Diagrams Figure 25: Pressure Switch Component Legend Contact 1—Normally open Contact 2—Normally closed Contact 3—Common Figure 26: Toggle Switch Component Legend Normally closed contacts Common contacts Normally open contacts Pole Figure 27: Switch with Replaceable Contact Blocks...
- Page 27 3. Line numbers are provided along the bottom edge of the drawing. These permit service ® personnel in the field and at the Milnor factory to quickly relate circuit locations when discussing troubleshooting over the phone. Page and line numbers are referenced on the drawing as explained in items five and six below.
- Page 28 Mass termination assembly Pin number 1MTA5-6 MTA designation on board Board MTA group designation An MTA is a connection on an Any relay that ends electronic circuit board. The with an "M" is notes and the tag page locate located on an the appropriate board.
- Page 29 This indicates on which page (W6DRYGS+) and line number (08) the relay coil can be found for this set of contacts Major revision (letter) Page number (S+) Machine type (Gas fired dryer) Wire identification marking. This designation is stamped on the wire every 6 inches and is used with the signal routing table.
- Page 32 W6W5DZTG1 2016083B...
- Page 33 IMPORTANT SETTING MILTOUCH-EX POWER SUPPLIES 5.10 ESPS and ESPS2 ARE DIFFERENT. TAKE CARE TO NOT POSITIVE PROBE MIX UP PART NUMBERS. IF WRONG POWER SUPPLY IS USED PERMANENT BOARD DAMAGE WILL OCCUR. TO TEST POWER SUPPLIES OUTPUT NEGATIVE *MTA42 PROBE 1.
- Page 34 WCVP WCCP WCPP CDS+N CRPLA CRS+ CRAS CRASS CRDL CRAD 7.5 SEC ONLY IF MACHINE HAS 20 PROGRAMMABLE OUTPUTS WCSP WCOP OPTIONAL LIQUID SUPPLIES RS01 ESPS2 ESPS MILTOUCH POWER POWER SUPPLY SUPPLY 1MTA LEVEL TRANSDUCER MTA-3 MILTOUCH-EX CONTROLS 42044WR2/3 SINGLE MOTOR LOW VOLTAGE CONTROL BOX B2T2015001 2019066A...
- Page 35 IF >250V ETVS MOTOR SAVER & FILTER MOTOR SAVER SWAP PLACES IF VOLTAGE <250VAC CSVS IF <250V STDB INVERTER SMWVB ETVS EXHV REACTOR MILTOUCH-EX SYSTEMS 42044 SINGLE MOTOR WR2/SR2 HIGH VOLTAGE CONTROL BOX PELLERIN MILNOR CORPORATION B2T2015008 2015335A W6W5DZTG2 2019066B...
- Page 36 W6W5DZTG3 2019066B...
- Page 37 20 PROGRAMMABLE OUTPUTS CRC12 POWER MILTOUCH SUPPLY POWER WCOP WCSP CRC11 SUPPLY CRC10 1MTM CRC09 CRC08 CRC07 CRC06 CRC05 CRC04 CRC03 CRC02 MTA-3 CRC01 MILTOUCH-EX CONTROLS 60044WR2/3 SINGLE MOTOR LOW VOLTAGE CONTROL BOX B2T2014011 PELLERIN MILNOR CORPORATION 2019066A W6W5DZTG3 2019066B...
- Page 38 CRS+S CRC13 CRC12 WCSP CRC11 1MTD CRC10 CRC09 1MTP ESPS 1MTP CRC08 POWER SUPPLY CRC07 CRC06 1MTD CRC05 CRC04 MTA-3 CRC03 CRC02 CRC01 MICRO 6 SYSTEMS 72044WR2/3 MILTOUCH-EX CONTROLS LOW VOLTAGE CONTROL BOX B2T2016001 PELLERIN MILNOR CORPORATION 2019066A W6W5DZTG4 2019066B...
- Page 39 INCOMING POWER SEPARATE BRANCH CIRCUIT PROTECTION COPPER CONDUCTORS ONLY CSE2 CSE1 ETE1 ETE2 CSWA CSWC CSDR ETDR ETWA EX37 CSJA CSJC ZFAS EXAS MILTOUCH-EX CONTROLS 7244WR2/3-7244SR2/3 HIGH VOLTAGE CONTROL BOX B2T2015012 PELLERIN MILNOR CORPORATION 2015362A W6W5DZTG4 2019066B...