CMA Dishmachines CMA-44H Installation & Operation Manual Download Page 25 | Manualshive

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Electrical Diagrams

6. Electrical Diagram (Old Models)

MODEL CMA-44 Installation & Operation Manual Rev. 2 .15 10/18/07

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Summary of Contents for CMA-44H

Page 1: ...www cmadishmachines com ...

Page 2: ...3 8 Field Installed Accessories 12 2 3 8 1 Chemical Dispensers 12 2 3 8 2 Hood Fan Motor 12 2 3 9 CMA 44 Heater 12 2 4 Safety Tips for the CMA 44 13 3 OPERATION 14 3 1 Initial Setup 14 3 1 1 Auto Fill Timer Auto Re Fill Timer 14 3 1 2 Auto Fill Timer Old Models 14 3 1 3 Rinse Pressure Regulator 14 3 1 4 Wash Tank Temperature 14 3 2 Beginning Operation 15 3 2 1 Chemical Dispensing 16 3 2 1 1 Low Te...

Page 3: ...180 F WATER INLET SIZE FINAL RINSE SIZE 3 4 1 2 DRAIN SIZE 2 FINAL RINSE PRESSURE 20 PSI HOLDING TANK CAPACITY 16 GAL PUMP CAPACITY ALL PUMPS 52 GPM each MOTORS WASH PUMP 2 1 HP CONVEYOR 1 3 HP DIMENSIONS DEPTH 25 1 8 WIDTH 44 HEIGHT 55 1 2 56 1 2 STANDARD TABLE HEIGHT 32 adjusts to 34 MAX CLEARANCE FOR DISHES 19 STRANDARD RACKS 19 x 19 ELECTRICAL RATING VOLTS PHASE AMPS 208 1 64 240 1 71 208 3 36...

Page 4: ...viding a much cleaner environment for the wash and rinse cycles A single phase CMA 44 is available for installations where the only power available is 208V 230V 1 PH There are also enhancements that can be chosen when desired such as an optional Auto Fill function optional Vent Hood Adaptors and other machine accessories such as stainless steel dishtables Call 800 854 6417 for more information Thi...

Page 5: ...ne Next mount the scrap tray assembly and overflow chute into position see section 2 3 4 Scrap Tray Assembly and Overflow Chute Installation All of the spray arms should be inserted and in place over the wash tank compartments There are a total of four curtains used in the CMA 44 two are long narrow two are short wide The two long narrow curtains have shorter rods than the other two curtains The s...

Page 6: ...ow four are long wide and one is short The two long narrow curtains and the one short curtain have shorter rods than the other four long wide curtains The short rods hold the curtains at the entrance and exit of the machine The sketch below lists curtain positions 1 through 6 In this case it represents a flow from left to right Reverse the sequence for right to left machines If the dish flow is fr...

Page 7: ...d the other connection is made at the scrap tray drain Instructions for installing the scrap tray assembly are provided in section 2 3 4 Scrap Tray Assembly and Overflow Chute Installation One of the ends of the horizontal drainpipe has a cap on it simply move the cap to the other end if it s currently on the end needed for the drain connection 2 3 3 Installation Notes 1 Tables must slant into the...

Page 8: ...on the back of the motor The motors must turn clockwise looking at the shaft from the back of each motor To change the direction of rotation switch any two power lead wires at the motor 5 The machine must be running to set the pressure regulator While the machine is in the FINAL RINSE CYCLE adjust the pressure regulator to 20 PSI See section 3 1 3 Rinse Pressure Regulator for detailed instructions...

Page 9: ...ead Bolt 2 11 00924 00 SS Flat Washer 7 1 17579 00 Scrap Trap Holder 3 11 00912 00 20 Nylon Lock Nut 8 1 01577 10 Scrap Trap Body Molded 4 1 13511 26 CMA 44P Overflow Gasket 9 1 01577 20 Scrap Trap Drawer Molded 5 1 13511 06 13511 16 CMA 44P Overflow Chute L R CMA 44P Overflow Chute R L 1 Remove the items from their packing and verify that all the pieces are present 2 Attach the overflow chute wit...

Page 10: ...cated by the arrow in Figure 2 2 5 must be in place to prevent the impeller from spinning off of the shaft and damaging the motor Removal The Nylon Lock Nut indicated by the arrow in Figure 2 2 5 must be removed before attempting to remove the water pump impeller MODEL CMA 44 Installation Operation Manual Rev 2 15 10 18 07 Page 9 ...

Page 11: ...Adapter Set of Two An optional Hood Adapter set P N 13901 82 is available The dimensions for proper installation are given below 53 9 65 Leg Adj 66 Vents Measure 4 x 16 MODEL CMA 44 Installation Operation Manual Rev 2 15 10 18 07 Page 10 ...

Page 12: ...by locating the scrap trap some distance away from the Dishmachine ITEM NO NO REQ D P N DESCRIPTION ITEM NO NO REQ D P N DESCRIPTION 1 11 00912 00 1 4 20 Nylon Lock Nut 5 1 13511 26 Overflow Gasket 2 1 01307 00 Scrap Trap Flange Nut 6 2 00914 00 1 4 20 x 3 4 Hex Head Bolt 3 1 01308 00 Scrap Trap Flange Gasket 7 1 13512 00 Scrap Trap Adaptor 4 1 13512 10 Scrap Trap Adaptor Flange 8 1 01560 00 Scrap...

Page 13: ...ly to the primary side of the Listed Class 2 Transformer 208 230 VAC 60 Hz 100 VA maximum load 2 3 8 2 Hood Fan Motor T1 T2 L1 L2 FAN CONTACTOR TERMINAL BLOCK WIRES FROM THE POWER SOURCE WIRES TO THE FAN MOTOR 220 VAC OR 110 VAC SUPPLIED BY ELECTRICIAN DETERGENT SIGNAL 220 volts AC 2 3 9 CMA 44 Heater The 10kW heater located in the wash final rinse tank has an independent power switch which needs ...

Page 14: ...r Do not reach into the rocker arm area without first making sure the dishmachine is turned off at the circuit breaker CAUTION Do not open the front door when the machine is in operation CAUTION Avoid spraying water on or around the electrical control box on the top of the machine When cleaning do not spray water directly on the motors CAUTION When removing the final rinse arms for cleaning exerci...

Page 15: ...n the control box The Auto Fill Timer is in the upper right corner of the control box Users note If at any time less than a full Auto Fill cycle is desired the Auto Fill can be interrupted stopped by turning off the power to the machine The machine will resume normal operation upon restoring power without continuing the Auto Fill cycle 3 1 3 Rinse Pressure Regulator The CMA 44 requires a supply wa...

Page 16: ... maintain a minimum temperature of 140 F if the final rinse is providing 140 F 150 F at all times CMA 44L 150 F minimum will be maintained if the final rinse is 180 F 195 F CMA 44H If the thermostat located behind the stainless steel cover on the final rinse side of the machine should need adjustment there is a thermostat adjustment access hole located on the cover Tip If you are having difficulty...

Page 17: ...nd time delay off relay will hold the machine in the run mode for 60 seconds after a rack releases the cycle start switch and then shut off This time delay relay prevents the machine from continuing to run when a dish rack is not in the machine 3 2 1 Chemical Dispensing The rinse and sanitizing agents are not injected during the initial fill stage They are injected into the final rinse make up wat...

Page 18: ...eaning the machine explain proper cleaning procedures c Open the drains and check to make sure they are all working properly 3 Once the machine has drained remove both end curtains and remove all the strainer trays from the machine a Check all spray arms and jets clean as necessary Explain cleaning procedures to the operators b Check the drain openings making sure they are free and clear of debris...

Page 19: ...With the machine stopped check the roller cam bearing on the conveyor You should be able to move the outer cover of that roller cam bearing with your finger Also keep it well greased so that the outer covering does not freeze up 11 Check the conveyor system Make sure the complete system is running smoothly 12 Send two or three racks through the machine Check the scrap overflow While the racks are ...

Page 20: ...k to machine above water line Oil coming out of conveyor motor Broken shaft seal in gear box Replace gear box P N 13504 00 OR 12 Conveyor cam bearing destroyed Wrong conveyor motor rotation Replace bearing check and correct conveyor motor rotation P N 13507 50 Faulty reed switch at the dishmacine entrance Check and replace P N 00557 56 Machine only runs in manual mode Faulty conveyor timer Check a...

Page 21: ...Replace rack Racks stuck Tray track alignment Adjust properly Low incoming water supply 150 F low temp 180 F high temp Check hot water supply Thermostat setting Adjust thermostat Vent hoods Close vents as much as possible Low wash tank temperature Defective heater Replace heater Plugged rinse jets Remove and clean Pressure regulator out of adjustment Adjust pressure regulator Water sol valve coil ...

Page 22: ...Customer Notice 4 CMA 44 Customer Notice MODEL CMA 44 Installation Operation Manual Rev 2 15 10 18 07 Page 21 ...

Page 23: ...thermostat settings Failure of equipment unrelated to the machine Abuse to equipment or failure to perform minimum cleaning requirements as outlined at time of installation a Rinse and wash arm tips clean and free of debris b Strainer trays clean and free of debris c Water tank drains clean and free of debris Trip switch blocked or held from free movement due to a lodged utensil or dish Lines to c...

Page 24: ...Electrical Diagrams 5 Electrical Diagram MODEL CMA 44 Installation Operation Manual Rev 2 15 10 18 07 Page 23 ...

Page 25: ...Electrical Diagrams 6 Electrical Diagram Old Models MODEL CMA 44 Installation Operation Manual Rev 2 15 10 18 07 Page 24 ...

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