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Summary of Contents for CMA Dishmachines EST-44
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Page 2: Table Of Contents
Beginning Operation ........................17 3.2. Cleaning Instructions ........................19 3.3. Regular Service and Maintenance Checklist .................20 3.4. Trouble Shooting ...........................21 EST-44/66 CUSTOMER NOTICE ................ 3 PARTS MANUAL ....................5 5.1. Initial Parts Kit ..........................5 5.2. Exploded View Drawings ....................... 6 5.2.1. - Page 3 Unique Parts For EST-44 Tall machines................28 TABLE LIMIT SWITCH (P/N 13469.20) ............29 DRAIN WATER TEMPERING KIT (OPTIONAL) ........30 ELECTRICAL DIAGRAM FOR 240V, 3 PHASE EST-44 ......311 ELECTRICAL DIAGRAM FOR E-TEMP HEATER ONLY ....... 322 ELECTRICAL DIAGRAM FOR 480V EST-44 ..........333 ELECTRICAL DIAGRAM FOR 240V,1 PHASE EST-44 ......
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Page 4: Specifications
19” MAX CLEARANCE FOR DISHES VENTILATION REQUIREMENTS CFM 600 Total, 400 at exit, 200 at entrance STANDARD RACKS VOLTS PHASE AMPS AMPS(Tall) ELECTRICAL RATING 60.5 62.5 SHIPPING WEIGHT 662# (300kg) Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 5: Getting Started
Stage Washing Process. The EST-44 Conveyor dishwasher lowers gallon/rack ratings and is directly related to CMA's new Power-Rinse Stage that has been introduced. The EST-44 new Re-circulating Wash and new Power-Rinse Stage greatly reduce the amount of chemicals being used, thus adding a significant cost reduction and energy efficiency to its' operation. - Page 11 Bolts, the ¼” SS Flat Washers, and the ¼”-20 Nylon Lock Nuts that were provided. 3. Set the scrap trap body—with the scrap trap drawer inserted—into position on the scrap trap holder. (Attach the drain as specified in Section 2.2.3) Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A...
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Page 13: Wash Pump Assembly And Impeller
CLOCKWISE, EXCHANGE L1 AND L3 WIRES ON MAIN CONTACTOR Figure 2.2.6 Note: The Nylon Lock Nut indicated by the arrow in must be removed before Figure 2.2.6 attempting to remove the water pump impeller. Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... - Page 14 Getting Started 2.2.7. Table Limit Switch Installation The Model EST-44 is shipped with a Table Limit Switch fully wired and connected in the main control box, ready to be installed on the clean side of the dishtable. The Table Limit Switch MUST be installed to prevent dishrack and Conveyor Drive damage.
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Page 17: Optional) E-Temp Booster Heater
The E-Temp Booster heater will be fully integrated into the EST-44 conveyors’ plumbing system. It will require its’ own power supply of 208 volts to 240 volts, in single-phase or three-phase. The unit can be specially ordered as a 480-volt unit, in three-phase only;... -
Page 18: Est-44 Safety Tips
When removing the Final Rinse Arms for cleaning, exercise CAUTION caution. The Final Rinse Arms may be filled with chemicals or have additional pressure applied. Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 21: Operation
Operation 3.2. Cleaning Instructions See Fig.3.1, Items 2,6 See Fig.3.1, Items 4 See Fig.3.1, Items 5 See Fig.3.1, Items 3 Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 22: Regular Service And Maintenance Checklist
Check to make sure all curtains are in place. Read all labeling and follow procedures Review installation section before beginning the installation of the Model EST-44 Conveyor Dishwasher. All installation procedures and guidelines MUST BE followed precisely. Page... -
Page 23: Trouble Shooting
Debris In wash & power rinse arm Remove arm, check & clean debris from Low wash arm pressure manifolds manifolds Clogged jets Clean jets Motors connected wrong Connect motors to reverse impeller direction Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... - Page 25 Lines to chemical buckets found in wrong containers or empty. (Lines to the buckets are color-coded.) Lessee’s service responsibility shall be limited to its initial orientation, delivery of chemicals, adjustment of chemical injection system, and replacement of parts found to be worn or defective. Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A...
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Page 28: Parts Manual
Ground Block 13418.60 Dip Switch Timer 230 V 03202.08 Thermometer Bracket 13012.29 Surge Absorber 03202.00 Thermometer 06232.20 EST Conveyor Label Full Size label 13014.40 Overload Relay 1.6 to 2.5 Power Rinse Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 29: Control Box Assembly (1 Phase)
Motor Contactor, 220V 13003.62 Din Rail Mounting Bracket 13426.50 Ground Block 13418.60 Dip Switch Timer 230 V 03202.08 Thermometer Bracket 13012.29 Surge Absorber 03202.00 Thermometer 06232.20 EST Conveyor Label Full Size label Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 30: 480V Control Box Assembly (480V Machines Only)
Fuse 1.25 Amp 230V Slow Blow 13402.10 Fuse 1.50 Amp 600V Slow Blow 13420.10 Fuse Clip 2-Poll, Pressure Plate 13905.23 Transformer Box Lid 00940.50 10-32 X 3/8 Truss Head Screw Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 31: Curtain And Optional Vent System
Hood Adapter EST-44 (2 pc set) 13901.12 CMA 44 Wash Curtain Support ('07) 13901.30 Outer Wrap Shield Curtain Support 00912.00 1/4-20 Nylon Lock Nut 13705.00 Curtain Rod Short 13702.35 Curtain CMA-44 (24 5/8" x 11-1/2”) MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 32: Old Wash Temperature Control System (Square Flange)
Heater Gasket 5/16 – 18 x 1” Hexhead Bolt 13465.00 EST-44/66 Dual Float Switch 00901.00 5/16 – 18 Nylon Nut 13417.92 Thermostat (EGO) 13805.00 5/16” SS washer 03202.00 Thermometer 00926.00 MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 35: Wash Pump Assembly (3 Phase)
3/8-16 Thin Nut 1/4-20 x 1/2” Hex Bolt 3/8”-16 x 1 ½” SS Stud 00906.00 00975.00 1/4” Lock Star Washer 00922.00 *Includes Items 1, 2, 3, 4, 5 and 14. Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 36: Wash Pump Assembly (1 Phase)
3/8-16 Thin Nut 1/4-20 x 1/2” Hex Bolt 3/8”-16 x 1 ½” SS Stud 00906.00 00975.00 1/4” Lock Star Washer 00922.00 *Includes Items 1, 2, 3, 4, 5 and 14. MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 38: Drain System Assembly
1/4“ Washer, SS 20500.06 Waste Drain Valve 00924.00 1-1/2” x 2” No Hub Dynamite Plug, 2” 01317.17 13024.00 1/4-20 x 1/2” Hex Head Bolt 13001.26 Drain Support Bracket 00906.0 50109.00 Hose Clamp MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 40: Plumbing System Assembly (Final Rinse)
EST Vacuum Breaker Conn. 01526.10 Plumbing Bracket Strap 13307.30 EST44/66 Final Rinse Tube Assy. 00912.00 ¼-20 Nylon Lock Nut 13631.00 Mixing Chamber Plumbing Connect 00912.00 ¼-20 Nylon Lock Nut 00120.02 Bi Metal Thermometer MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 42: Rocker Arm Assembly
1/4-20 x 3/4" Hex Head Bolt 13522.10 Conveyor Bar Guide Starting 01/11 13808.00 1/2-13 x 3-1/2” 13507.65 Cam Bearing Assy. (12/07) 13809.00 1/2-13 Nylon Lock Nut * Comes with capacitor P/N 13503.03 Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 43: Start Switch And Rinse Switch Assembly (Effective May 2014)
5/16 External Lock Washer 13972.00 Conveyor Switch Rod R-L 00914.10 1/4-20 x 5/8 Hexhead Bolt 304SS 13974.00 Conveyor Switch Rod Block UHMW 00910.00 1/4-20 x 1 1/2 SS Hexhead Bolt Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 44: Left-To-Right Assembly
5/16 External Lock Washer 13972.50 Conveyor Switch Rod L-R 00914.10 1/4-20 x 5/8 Hexhead Bolt 304SS 13974.00 Conveyor Switch Rod Block UHMW 00910.00 1/4-20 x 1 1/2 SS Hexhead Bolt MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 46: Door Switch Assembly (Effective August, 2014)
Parts Manual 5.2.17. Door Switch Assembly (Effective August, 2014) ITEM DESCRIPTION REQ’D 00471.87 Est44/66 Door Safety Switch Brkt 13427.10 Table Limit Switch (Push Button) 00471.88 Est44/6 Door Switch Actuator Bracket MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 47: Optional E-Temp Heater (Effective September 1, 2018)
Contactor 60 Amp 3 Pole 00924.00 1/4 SS Washer 13951.60 E-Temp Tank Assy 70Deg Rise * Note : Use two heaters p/n 15518.00 and 13422.80 for 70 F Rise., not for single phase. MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page... -
Page 48: Optional E-Temp Heater
E-Temp Tank Plug for 40F Rise. 13003.17 Contactor 60 Amp 3 Pole 00924.00 1/4 SS Washer * Note : Use two heaters p/n 15518.00 and 13422.80 for 70 F Rise., not for single phase. Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... - Page 50 1/4-20 x 5/8 hexhead bolt 00968.00 1/4 split lock washer 00924.00 1/4 ss washer 00912.00 1/4-20 nylon lock nut 13427.10 Limit switch 13408.64 Switch Bracket Spring 13427.50 Table Limit Switch Bracket Ass'y MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page...
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Page 51: Drain Water Tempering Kit (Optional)
Parts Manual 7. Drain Water Tempering Kit (Optional) Page MODEL EST-44 Service and Parts Manual Rev. 2 .08A... -
Page 53: Electrical Diagram For E-Temp Heater Only
Operation 9. Electrical Diagram For E-Temp Heater Only MODEL EST-44 Service and Parts Manual Rev. 2 .08A Page...
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