Moyer Diebel MD-66, MD-44 operation manual Rack switch

Page 96

Rack Control Module Operation

Normal Operation Sequence

Plate 5:

1.

Doors closed.

2.

POWER light ON.

3.

Floats up.

4.

Tanks full.

5.

Tank heat enabled.

6.

Booster heat enabled.

7.

Rack switch

 

de-activated.

8.

Rack has moved

 

through the machine

 

to the final rinse zone

 

and activated the final

H5 H3

Rinse Flt L

DR Level Rinse Flt U Prewash Flt L Prewash Flt U Wash Flt L Wash Flt U Final Rinse Rack Switch

NOT USED

NOT USED

Jam Switch Table Limit

 

Stop Start

 

Pause Power

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= Indicator ON

= Indicator OFF

H1

Run Light

Final Rinse

Wash Fill

Prewash Fill

Rinse Aid

Pumps

H2

 

rinse switch.

9.

Final rinse valve

 

enabled.

10.

Rinse aid enabled.

11.

RCM timer counting

 

down the 90 second

 

time interval.

12.

Pumps and drive

 

motor running.

PUMPS light ON shows the pumps are enabled and the RCM Timer is counting for 90 seconds.

H7

RCM Status/Jumpers

Run

AA

Prewash

DRTank

RinseTank

Reset

Digital Display

 

 

 

 

Rinse

 

 

 

 

Booster Heat

Wash Heat

NOT USED

DR/Rinse Heat

NOT USED

DR Pump

H4

H6

Plate 6:

1.

Doors closed.

2.

Power light ON.

3.

Floats up.

4.

Tanks full.

5.

Tank heat enabled.

6.

Booster heat enabled.

7.

Rack has exited the

 

machine/final rinse

 

switch de-activated.

H5 H3

Rinse Flt L

DR Level Rinse Flt U Prewash Flt L Prewash Flt U Wash Flt L Wash Flt U Final Rinse Rack Switch

NOT USED

NOT USED

Jam Switch Table Limit

 

Stop Start

 

Pause Power

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

= Indicator ON

= Indicator OFF

H1

Run Light

Final Rinse

Wash Fill

Prewash Fill

Rinse Aid

Pumps

H2

8.

Final rinse valve

 

disabled.

9.

Rinse aid disabled.

10.

RCM timer 90 second

 

interval complete.

11.

Pumps and drive motor

 

off.

PUMPS light OFF shows the pumps are disabled and the RCM Timer has completed the 90 second time interval.

H7

RCM Status/Jumpers

Reset

AA

Prewash

TankDR

RinseTank

Run

 

 

 

 

Digital Display

 

 

 

 

Rinse

 

 

 

 

Booster Heat

Wash Heat

NOT USED

DR/Rinse Heat

NOT USED

DR Pump

H4

H6

88

Image 96
Contents Manual P/N 114725 rev. a National Service Department Business Reply Mail Important Important Revision History Limited Warranty MD-44 and MD-66 Rack Conveyor Dishwashers  Model Descriptions Model MD-44Receiving MD-44 Direction Field Conversion Parts Needed for Conversion Supplied by OthersOn next MD-44 Direction Field Conversion MD-44 Direction Field Conversion 10A 46-1/2 Changing Wire Connections in the Lower Junction Box MD44 Junction BOX Wiring Diagram Utilities Hot Water ConnectionsDrain Connections Ventilation ConnectionsElectrical Connections Machine Electrical Connection PlateGRD Chemical Signal Connections Vent Fan Signal ConnectionRunning Signal Table Limit Switch Connections Curtain Locations Door Safety Switches Pump Intake Screen and Dual Float SwitchScrap Screens Installing the Lower Spray arm Assembly Installing the Upper Spray Arm Assembly Upper Wash Arm AssemblyGuide Pin Upper Wash ArmInstallation Installing the Pawl Bar Installing the Curtains Check list Power Switch Control Panel OperationOperation Do not Overload RacksCleaning RingDe-liming At the End of the DayMaintenance WeeklyCondition Cause Solution Service Replacement Parts Control Panel HOUSING, Switch COVER, Control CabinetDecal 36 Control Cabinet 3-HOLE, PW-W-R PUSHBUTTON, RED SquareCabinet Control Cabinet Extended Vent Cowls Splash SHEILD, Vent 8 Extended Wash Tank Door, Panels and Curtains ROD, Curtain GUIDE, U-CHANNEL, DoorPANEL, END, Full MT-RACK 14 329985 BRACKET, Water DiverterWash Tank Heat, Float Switch, and Scrap Screens WASHER, Flat SST ClipWASHER, Spacer 16 107440 THERMOMETER, 8 FT. FlangedWash Tank Junction Box Terminal Block TERMINAL, SINGLE, ST 2/5 WH White TERMINAL, Double SttbTERMINAL, Single ST 2.5 Gray TERMINAL, SINGLE, ST 2.5 BU BlueMD-66 Prewash Tank, Door and Curtains 11 110854 Float SWITCH, Rack Machine 24 329985 BRACKET, Water DiverterFill Piping NIPPLE, 3/4 NPT X Close Brass 12 207082 TUBE, Booster OUTLET, 45 L-R Direction13 102388 BUSHING, Reducing 1/2 NPT X 1/4 NPT Brass 900837 KIT, Repair Vacuum Breaker 3/4Final Rinse Piping GASKET, Rinse MANIFOLD, 3/4 Piping NOZZLE, VEE-JET #8003Wash ARM Oring PLUG, E Final Rinse ManifoldMD-66 Prewash Spray Arms HEX Acorn Plain NUT, 1/4-20 SST RingManifold Taper ASSY. Upper Wash Standpipe WELDMENT, 1-1/4 OD MD66MD-44, MD-66 Wash Spray Arms Manifold Taper ASSEMBLY, Upper GASKET, HEATER/STANDPIPEThreaded PLUG, Wash ARM 13 333096 Standpipe Weldment 44 MT-RACK118 MAGNET, Reed Switch PIN, Idle Pump SwitchSWITCH, Reed Aleph PLATE, Track Adjustment MD-RACKMD-66 Track Assembly MAGNET, Reed Switch 10 327833 PIN, Idle Pump Switch 12 333082 Track WELDMENT, Front 44 MT-RACKMD-44 Pawl Bar Assembly PAWL, Cradle CROSSHEAD, Pawl BAR17 113714 Ring RETAINING, 3/8 OD Shaft HEX Acorn Plain NUT, 10-32 SSTMD-66 Pawl Bar Assembly 22 333643 CHANNEL, Drive Support PW 66 MT-RACK 167 Drive Motor Switch BRACKET, Motor Switch MountingSHEAVE, Motor AK51 PLATE, Drive Motor MountingConveyor Drive Assembly HOUSING, BEARING/SEAL ROLLER, CrossheadRoller STUD, Crosshead CRANK, Rack ARMPump/Motor Assembly PUMP/MOTOR Assembly Includes Items Pump Seal AssemblyIMPELLER, 3.78 OD, Composite MTL Wash CLAMP, Hose M52 SST Gear Type Rewash Wash Qty Electric Booster Assembly 40F and 70F Rise To Final Rinse Electric Booster Assembly 40F and 70F Rise 1417 TEE, 1-1/2 NPT Galvanized NIPPLE, 1-1/2 NPT X CLOSE, GalvanizedCAP, 3/4 NPT SST PLUG, 3/4 NPT SQ. HD., BrassMD-66 Drain Asssembly Direction Shown 12 104165 CLAMP, Hose M40 SST GEAR-TYPE 21 111034 Drain BODY, Machined25 114817 Sleeve BEARING, 1/2 DIA. ROD Nylon Nipple TOE, 1-1/2 NPT X 6 LG. GalvDish racks RACK, PEG RACK, CombinationThis Intentionally Left Blank Rack Control Module Operation Electrical Schematics Module Rack Control Module RCM Operation Output Section Green Indicator Lights Rack Control Module RCM OperationRCM Status/Jumpers Rack Control Module RCM Indicator Lights Normal Operation SequenceDoors closed Rack switch Door Opened while Dishwasher is In-cycle RUN Light OFF JAM Switch OFF RUN Light ON. JAM Switch onRUN Light OFF RUN Light onALL Floats Down Lower Floats UPUpper Floats UP OFF Lights OFFPage Page Page This Intentionally Left Blank

MD-44, MD-66 specifications

Moyer Diebel has established a reputation as a leader in the commercial dishwashing industry, known for producing technologically advanced and reliable machines. Among their popular models are the MD-66 and MD-44, both designed to meet the needs of high-volume establishments. These machines exemplify Moyer Diebel's commitment to quality and efficiency.

The MD-66 is an energy-efficient dish machine suitable for large restaurants, hotels, and institutional kitchens. With a capacity to wash up to 66 racks per hour, it significantly speeds up the dishwashing process, making it ideal for busy environments. Its unique design features a dual rinse system that ensures consistent and thorough cleaning, while its adjustable wash cycles allow operators to customize the washing intensity based on the type of load – whether heavily soiled pots or delicate glassware.

Equipped with advanced technology, the MD-66 incorporates a microprocessor control system, providing users with real-time feedback on machine performance and diagnostics. This feature helps facilitate preventive maintenance, reducing downtime, and ensuring operational efficiency. The built-in energy efficiency measures contribute to lower utility costs, making this machine not only effective but also environmentally friendly.

Similarly, the MD-44 is designed for smaller establishments that still demand high efficiency. With a capacity of 44 racks per hour, it strikes a balance between compact design and powerful performance. This machine is particularly appealing for cafes, small restaurants, and catering operations. The MD-44 shares many features with the MD-66, including adjustable wash cycles and a robust rinse system, ensuring that even smaller operations receive the same level of cleanliness and hygiene.

Both the MD-66 and MD-44 utilize advanced spray technology, providing optimal water distribution to maximize cleaning effectiveness while minimizing water usage. The user-friendly interfaces on both models simplify operation, ensuring that staff can quickly learn to use the machines without extensive training.

In summary, Moyer Diebel’s MD-66 and MD-44 dishwashing machines combine high capacity, innovative technology, and efficiency to meet the varying needs of different sizes of commercial kitchens. Their robust designs and advanced features make them reliable investments for any foodservice establishment seeking to streamline their dishwashing processes while maintaining the highest standards of cleanliness and performance. These models reflect Moyer Diebel's focus on quality engineering, customer satisfaction, and environmental responsibility.