Milnor MWR12J5 Schematic/Electrical Parts Download Page 5

C O M P O N E N T   P A R T S   L I S T 

W7MJRPL/20210456N

COMPONENT

FUNCTION OF THIS

WHERE TO FIND

NUMBER

COMPONENT NUMBER

THIS COMPONENT

MILNOR P/N

DESCRIPTION

LOCATION

>>>CONTROL BOX LAYOUTS

BA

>>PRINTED CIRCUIT BOARDS

BADV

BOARD=DISPLAY/SWITCH PANEL

W7MJRBW

98CMCR1823

BD:EP PLUS DISPLAY

BEHIND SWPNL

BAUP

BOARD=PRI/O

W7MJRBW

98CMCR1822

BD:EP PLUS ->TEST

CONTROL PANEL

CR

>>RELAY-PILOT OR CONTROL

CRD

RELAY-OK TO OPEN DOOR

09CMCR1832

RELAY 4 POLE 240V OMRON

CONTROL PANEL

CRDL

RELAY-DOOR CLOSED AND LOCKED

09CMCR1832

RELAY 4 POLE 240V OMRON

CONTROL PANEL

CRE

RELAY-OK TO LOCK DOOR

09CMCR1832

RELAY 4 POLE 240V OMRON

CONTROL PANEL

CS

>>CONTACTOR-MOTOR STARTER

CSVP

CONTACTOR-ENABLE INVERTER

98CMCR1801

12A 3P CONTACTOR NR 240V5/6

CONTROL PANEL

EF

>>FUSE OR FUSE HOLDER

EF71A

FUSE-CONTROL CIRCUIT X-BUS

09FF002F2H

2A 250V F2H CONTROL FUSE

CONTROL PANEL

EF71B

FUSE-CONTROL CIRCUIT Y-BUS

09FF002F2H

2A 250V F2H CONTROL FUSE

CONTROL PANEL

EFP1

FUSE-HV FEED TRANSFORMER PRIMARY

W7MJRLV

09FF003AWV

 FUSE BUSS STYLE CC TYPE FNQ-R 3 AMP 60

CONTROL PANEL

EFP2

FUSE-HV FEED TRANSFORMER PRIMARY

W7MJRLV

09FF003AWV

 FUSE BUSS STYLE CC TYPE FNQ-R 3 AMP 60

CONTROL PANEL

EM

>>ELECTROMAGNET AND SOLENOID

EMDL

SOLENOID-DOOR UNLOCK

09K063C24

DOOR LOCK SOLENOID 24V

DOOR LATCH

EMDR

SOLENOID-DRAIN VALVE

W7MJREV

96D35RAA71

DRAINVAL RT-ANG 3" 240V 50/60C

BELOW SHELL

ES

>>POWER SUPPLY-ELECTRONIC

ESPS

POWER SUPPLY-MICROPROCESSOR

W7MJRBW

98CMCR1825

PWRSP 5/12/-12V 85-264VAC/IN

CONTROL PANEL

ET

>>THERMAL OVER LOAD

ETVP

OVERLOAD-DRIVE INVERTER LOW VOLTAGE

W7MJRVPA

98MCR1829

OVERLOAD MWR18 LOW VOLT 7.5-11

CONTROL PANEL

ETVP

OVERLOAD-DRIVE INVERTER HIGH VOLTAGE

W7MJRVPA

98MCR1830

OVERLOAD MWR18 HIGH VOLT 3.5-5

CONTROL PANEL

EX

>>TRANSFORMERS

EXHV

TRANSFORMER-INCOMING VOLT.240VAC

W7MJRLV

MESSAGE EW

SEE EX37-1 OR -2 FOR VOLTAGE

CONTROL PANEL

EXHV-1

TRANSFORMER-208VAC TO 240VAC

W7MJRLV

98CMCR0902

AUTOXFMR 208V/230V 250VA

CONTROL PANEL

EXHV-3

TRANSFORMER-380/480V TO 240V

W7MJRLV

09UA025AAB

XFMR 380-480PRI/120-240SEC250V

CONTROL PANEL

H

>>HEATING COIL

H

COIL-HEATER

W7MJRVPA

98CMCR4206

HEATING ELEMENT 5KW (0090-2318)

BELOW SHELL

MT

>>MOTORS

MTWE

MOTOR-WASHER

W7MJRVPA

MESSAGE SO

SEE SPECIFIC CONAMEPLATE

BELOW SHELL

MV

>>>MOTOR POWER INVERTERS

MVINV

INVERTER-VARI SPEED LOW VOLTAGE

W7MJRVPA

09MV030F74

VARSPEED 3HP 11A 230V GPD315

CONTROL PANEL

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1

Summary of Contents for MWR12J5

Page 1: ...Publishing System TPAS2 Access date 01 22 2021 Document ECNs Latest Schematic Electrical Parts Milnor Washer Extractor MWR T12J5 MWR T16J5 MWR T18J4 MWR T18J6 MWR T27J5 PELLERIN MILNOR CORPORATION POST OFFICE BOX 400 KENNER LOUISIANA 70063 0400 U S A ...

Page 2: ......

Page 3: ...Diagrams BIUUUK01 20130308 18 Sample Schematic BMP010012 2018343 20 3 Phase Motor Connection Diagram BMP850029 1999362B 21 3P Motor Diagram Multivolt W80008 2001253A 22 Board to Board Wiring W7MJRBW 2012462B 24 Flushing Supplies W7MJRCF 2007354B 26 Electrical Valves W7MJREV 2007354B 28 Microprocessor Inputs W7MJRIA 2014303B 30 Control Circuit Transformer W7MJRLV 2017365B 32 Start Circuit W7MJRS 20...

Page 4: ......

Page 5: ... FUSE HV FEED TRANSFORMER PRIMARY W7MJRLV 09FF003AWV FUSE BUSS STYLE CC TYPE FNQ R 3 AMP 60 CONTROL PANEL EM ELECTROMAGNET AND SOLENOID EMDL SOLENOID DOOR UNLOCK W7MJRS 09K063C24 DOOR LOCK SOLENOID 24V DOOR LATCH EMDR SOLENOID DRAIN VALVE W7MJREV 96D35RAA71 DRAINVAL RT ANG 3 240V 50 60C BELOW SHELL ES POWER SUPPLY ELECTRONIC ESPS POWER SUPPLY MICROPROCESSOR W7MJRBW 98CMCR1825 PWRSP 5 12 12V 85 264...

Page 6: ... SW HIGH WATER LEVEL W7MJRIA 09N086A PRESS SWITCH EATON 738 761 CONTROL PANEL SPLL PRESSURE SW LOW WATER LEVEL W7MJRIA 09N086A PRESS SWITCH EATON 738 761 CONTROL PANEL TP TEMPERATURE PROBE TP PROBE TEMPERATURE W7MJRBW 98CMCR3605 ELECTRIC HEATER PROBE CONTROL PANEL VE VALVE ELECTRIC OPERATED VEC1 VALVE FLUSH DETERGENT W7MJRCF MESSAGE MS CHEMICAL FLUSHING VALVE BY OTHERS SUPPLY INJECT VEC2 VALVE FLU...

Page 7: ...ical attack are not covered by this warranty For parts which require routine replacement due to normal wear such as gaskets contact points brake and clutch linings belts hoses and similar parts the warranty time period is 90 days We reserve the right to make changes in the design and or construction of our equipment including purchased components without obligation to change any equipment previous...

Page 8: ...ou can also get components from the Milnor factory Tell the supplier the machine model and serial number and this data for each necessary component The component number from this manual The component name if known The necessary quantity The necessary transportation requirements If the component is an electrical component give the schematic number if known If the component is a motor or an electric...

Page 9: ...lies to a subset of machines will normally state in the title which models and or options it covers Compare this with the nameplate on your machine and with your purchase records Each schematic is devoted to circuits with common functions e g microprocessor inputs motor contactors Schematics appear in the manual in alphanumeric order 1 Component Prefix Classifications and Descriptions Component it...

Page 10: ...whose contacts switch immediately when voltage is applied to its coil and revert to normal when the voltage is removed Figure 4 Standard Relay CR Coils and Contacts Legend A Coil B Contacts CP Control Photo Eye Figure 5 Photo eyes sense the presence of an object without direct physical contact Photo eyes consist of a transmitter receiver and output module These components may be housed in one asse...

Page 11: ...c Fuse Figure 6 A fuse is an over current safety device with a circuit opening fusible member which is heated and severed by the passage of over current through it EL Electric Light Figure 6 Indicator lights may be either incandescent or fluorescent EM Electro Magnet Solenoid A device consisting of a core surrounded by a wire coil through which an electric current is passed While current is flowin...

Page 12: ...al energy Figure 8 Transformer EX Figure 9 Electric Motor MR MV Motor Variable Speed Inverter To vary the speed of an AC motor the volts to frequency ratio must be kept constant The motor will overheat if this ratio is not maintained The motor variable speed inverter converts three phase AC to DC The inverter then uses this DC voltage to generate AC at the proper voltage and frequency for the comm...

Page 13: ...y operated e g Start button Master switch etc Figure 11 Cam Switch SC Figure 12 Hand Operated Switch SH SK Switch Key Lock Figure 13 A switch that requires a key to operate This prevents unauthorized personnel from gaining access to certain functions e g the Program menu SL Switch Level Operated Figure 14 A switch connected to a float that causes the switch to open and close as the level changes F...

Page 14: ...ble set points e g Motometers or Combistats TB Terminal Board Figure 18 A strip or block for attaching or terminating wires Figure 17 Temperature Switch ST Figure 18 Terminal Board TB VE Valve Electric Operated Figure 19 A valve operated by an electric coil to control the flow of fluid The fluid can be air water or hydraulic Figure 19 Electrically Operated Valve VE ZF Rectifier Figure 20 A solid s...

Page 15: ...n electronic circuit or piece of equipment Connectors are male or female according to whether they plug into or receive the mating connector 2 Component Terminal Numbering CAUTION 1 Risk of Mis wiring Due to electrical component manufacturing inconsistencies the pin numbers imprinted on components such as connectors and relay bases used on Milnor machines often do not correspond to the pin numbers...

Page 16: ...RIN MILNOR CORPORATION Figure 22 Plug in Relays 11 pin Relay with Grey Base Legend 14 pin Relay with Grey Base older 14 pin Relay with Black Base newer 14 pin Relay with Beige Base rare Left View of relay and base Right Same view show ing pin num bers 12 ...

Page 17: ...ng 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 36 pin Connector 18 pin Connector Legend A View of mating halves of connector B Same view showing assigned pin numbers 13 ...

Page 18: ...agrams PELLERIN MILNOR CORPORATION Figure 24 Molex Connector Pin Locations 15 pin Connector 9 pin Connector 6 pin Connector 4 Pin Connector 2 pin Connector Legend A View of mating halves of connector B Same view showing assigned pin numbers 14 ...

Page 19: ...inal R if normally open terminal L if normally closed L Terminal S if normally open terminal M if normally closed 3 Features of Milnor Electrical Schematic Diagrams Document BMP010012 following this section is a sample schematic based on a schematic diagram for the Milnor gas dryer For the purposes of this exercise the schematic is shown gray and explanations of the items on the schematic are show...

Page 20: ...ain several different types of circuit boards and one or more boards of each type A numerical suffix identifies the board type and a numerical prefix identifies which one of several boards of a given type is being depicted For example the designation 1MTA5 identifies this as the first I O board 8 output 16 input board in the control system As shown on the drawing a pin number follows the board num...

Page 21: ...This page intentionally left blank 17 ...

Page 22: ... Main Air Any relay that ends with an M is located on an electronic board S 09 S 11 S 11 Normally open contacts Normally closed contacts 7 1 contact 8 2 contact 9 3 contact V K contact 7 4 contact 8 5 contact 9 6 contact V Q contact Contact not used Drawing and line where contact is located 1 2 3 4 BMP010012 left 2018343 7 1MTA5 6 Pin number Board MTA group designation Mass termination assembly MT...

Page 23: ...ble Page line numbers Major revision letter Page number S Machine type Gas fired dryer 6th generation of controls W Wiring Class of control system Title of this circuit Voltage of this circuit 4 This indicates on which page W6DRYGS and line number 08 the relay coil can be found for this set of contacts BMP010012 right 2018343 19 ...

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