EST-66 Service and Parts Manual Rev 1.03
Contents
1. ITEM NO NO REQ D P N DESCRIPTION i P N DESCRIPTION 9 1 41062 00 1 2 Strainer Ball ________ 3 1 00739 50 Vacuum Breaker Cap _______ 00786 00 Water Solenoid Plunger with Spring 03603 20 1 2 Water Solenoid Valve Bonnet 4 2 00760 00 5 8 Comp x 1 2 MIP Adapter 00707 00 1 2 Water Solenoid Valve Repair Kit 5 1 13608 00 EST 44 Water Inlet Tube SS 6 2 41030 10 1 2 90 Deg Ell Fx F Brass 00742 00 Nipple Brass 1 2 x 1 1 2 8 1 00747 10 Nipple Brass 1 2 x 5 01525 06 Plumbing Support Bracket 00745 00 1 2 90 Deg Street Elbow 41062 10 1 2 Ball Valve Strainer MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 34 Parts Manual 5 2 11 Plumbing System Assembly Final Rinse ITEM NO ITEM NO 1 2 Vacuum Breaker Watts Bi Metal Thermometer 1 2 Water Solenoid Valve 220V JE 1 2 Water Solenoid Valve Repair Kit Water Solenoid Valve Coil 220V 3 2 amp 1 2 6 2 0323200 1 8MalePlug 00 8 3 00742 00 Nipple Brass 2 112 9 1 1362020 Street Elbow 1 2 SS 316 MODEL EST 66 Service amp Parts Manual Rev 1 03 Page35 Parts Manual 5 2 12 Wash System Assembly ITEM NO ITEM NO MO PN DESCRIPTION DESCRIPTION 1 2 90 Elbow F x F SS 4 6 13303 16 SpayArm 5 6 04306 10 Square Manifold Gasket 6 2 13310 00 1 2 Brass2. mz D 13910 06 Door Latch Bracket W Nut D 0535 30 oor Handle 0905 00 1 4 20 x 1 2 Trusshead Bolt 1 0 27 0 1 4 Washer SS 2 0 1 5 0912 00 1 4 20 Nylon Lock Nut 2 3906 00 Tray Track Rail 00914 10 1 4 20 x 5 8 Hex Head Bolt 2 13939 50 EST 44 Heater Cover 3 13942 00 Strainer Basket Wash Rinse 1 13942 20 Strainer Basket EST 66 3 deep 3 3 3 3 3 3 MODEL EST 66 Installation and Operation Manual Rev 1 03 ITEM DESCRIPTION NO MLM IN IN OO N O O 2 0 2 3 4 5 6 DESCRIPTION Drip Chute Drip Chute Gasket Foam Tape Drain Valve Handle Support Door Latch Scrap Trap Univ EST Scrap Trap Holder Scrap Trap Drawer Univ CMA 66 Splash Shield Reed Switch Magnet ISI Reed Switch ISl Splash Shield Clip L R Curtain Splash Shield H L Curtain Splash Shield Conveyor Bar Guide 8 32x1 1 2 Panhead Screw 8 32 Nylon Lock Nut Door Latch Bracket Spacer Bent Stem Single Float Switch EST 44 66 Dual Float Switch Page 25 Operation 5 2 2 Control Box Assembly E e223 22 2 REQ D P N DESCRIPTION EA P N DESCRIPTION Lock Keyless Fuse 3 Amp 250V Slow Blow EST 44 Control Box Body 4 20 3 1 4 SS Hexhead Bolt 8 00924 00 SSWasher ____ 9 1 1301345 44 Conv Motor Overload
3. MOIS 35035 GION310S 1 Q H LIMS HOLOVINOO H3 V3H HOLOVINOO HSVM 9 Z310N LILON HOA3ANOO YOLIVINOD 1 NVA 5 45 SLVO14d 009 929 087 H3INHOAJSNVU LL M 99 159 TAGOW 803 INVHOVIG W INTO 10 Electrical Diagram For 480V EST 66 44 Page MODEL EST 66 Service amp Parts Manual Rev 1 03
4. MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 26 Operation 5 2 3 Curtain and Optional Vent System MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 27 Operation 5 2 4 Old Wash Temperature Control System Square Flange 3 PHASE ITEM NO ITEM NO NO L3 DESCRIPTION NO L3 DESCRIPTION Immersion Heater 3hp 1PH 380V 10kW 13416 10 Thermostat Bracket 1 13417 75 Immersion Heater 3Ph 1PH 240V 10kW 6 1 13417 45 Heater Gasket 1 2 1 13465 00 EST 44 66 Dual Float Switch 3 1 1341792 Heater Thermostat EGO 8 4 1380500 5 16 18NyonNu 9 8 0092600 5 16 SS washer MODEL EST 66 Parts Manual Rev 1 02 Page 28 Operation 5 2 5 New Wash Temperature Control System Triangular Flange NO ITEM NO r3 DESCRIPTION NO L3 DESCRIPTION 13422 78 380V 12KW Triangular Immersion Htr 15518 10 208V 10KW Triangular Immersion 6 4 00914 00 1 4 20 X3 4 Hexhead Bolt MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 29 Operation 5 2 6 Rinse Temperature Control System NO 03202 00 Thermometer Heater 3kW GL C amp EST 66 Float Switch Thermostat EGO MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 30 Operation 5 2 7 Wash Pump Assembly DESCRIPTION 00201 85 13916 40 ITEM NO NO REG D P N DESCR
5. Close both drains Turn main power off MODEL EST 66 Installation and Operation Manual Rev 1 03 Operation Page 17 Operation Step 3 Allow machine to Step 4 Rinse rack Step 5 Place rack in come to temperature thoroughly entrance Wash Power Rinse Final Rinse Tank Tank Temp 150 F 160 F 180 to 195 F Minimum Minimum Step 6 Remove dishes Step 7 Place from rack properly in rack Step 10 Place flatware in containers with handles down wash a second time Step 8 Pre soak flatware Step 9 Wash flatware MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 18 Operation 3 2 Cleaning Instructions Drain dishmachine tanks Inspect and clean wash arms Remove and clean scrap trays Remove clean and re install and scrap drawer the curtains paying attention to location See Fig 3 1 Items 2 6 See Fig 3 1 Items 4 See Fig 3 1 Items 5 Fig 3 1 Items 3 MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 19 Operation 3 3 Regular Service and Maintenance Checklist Check all electrical connections assuring they are tight and secure Check all Water Drain and Plumbing connections for leaks tighten if needed Check Final Rinse Arms the Rinse Jet Spray should be straight up amp down Check Wash Pump motor rotation making sure it is turning clockwise Check Dish rack Movement Conveyor Arm 4 Bar and Conveyor Dog Alignment Check Tray Track Guide
6. MAX CLEARANCE FOR DISHES 19 STRANDARD RACKS 19 34 x 19 94 ELECTRICAL RATING VOLTS PHASE AMPS 208 1 76 240 1 84 208 3 50 240 3 54 480 3 26 SHIPPING WEIGHT 810 367kg MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 2 Getting Started 2 Getting Started 2 1 Introduction to CMA Model EST 66 The EST is designed to give maximum cleaning in 66 inches lt represents the cleaning power of machines twice its length The curtains incorporated in the dishwasher minimize the transfer of water from tank to tank during the wash and sanitizing procedures The energy costs for running the new EST 66 have been greatly reduced by the introduction of our new Stage Washing Process The EST 66 Conveyor dishwasher EST is abbreviation for ENERGY STAR lowers gallon rack ratings and is directly related to CMA s new Power Rinse Stage that has been introduced The EST 66 new Re circulating Wash and new Power Rinse otage greatly reduce the amount of chemicals being used thus adding a significant cost reduction and energy efficiency to its operation The EST 66 can be used as a high or low temperature dishwasher with the new wash tank and power rinse tank designs both having their own re circulating pumps The Power Rinse Stage provides a fresh cleansing rinse before the dish rack advances into the Power Rinse and Fresh Water and Sanitizing Rinse Stages The initial fill water and the final rinse water that is supplied t
7. 13 14 15 16 17 18 19 20 MODEL EST 66 Installation and Operation Manual Rev 1 03 15 CHEMICAL BOOSTER HEATER CONTACTOR POWER SWITCH 14 Detergent Terminals Dispenser Power Supply Terminals On Off Power Switch Auto Manual Switch E Temp Power Cable Knockout Main Power Knockout Pre Wash Tank Float Terminals Wash Tank Float Terminals Power Rise Float Terminals Ground Terminal Page 6 Getting Started 2 2 3 Plumbing The water supply connection is made with two 1 2 hot water lines the valves are located at the top of the machine behind the main control box The water supplied to the machine must be a minimum of 140 F to the main fill valve and a minimum of 180 F to 195 F for a high temperature final rinse with no more than 140 F for a lower temperature final rinse See Figure 2 2 3a below Note The Low Temp machine can be supplied with single point water inlet kit with braided hose included for fill and final rinse inlets connection Vacuum Breaker Main water inlet valv nnection 1 2 alve connection 2 Pressure regulator Finalrinse water inlet valve connection 7 Figure 2 2 3a To set the final rinse pressure the final rinse must be running Turn the adjustment screw clockwise to increase final rinse pressure and counter clockwise to decrease the pressure set the final rinse pressure to 20 psi 5 psi Set to 22 23 psi for optimum running pressure
8. Electrical and plumbing connections must be made by a qualified person who will comply with all available Federal State and Local Health Electrical Plumbing and Safety codes MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 7 Getting Started There are two 2 drain openings off both ends of the dishwasher however only one connection is on the horizontal drainpipe Place the 2 drain plug supplied in the end of the pipe not being connected to the drain line See Figure 2 2 3 b below Note One of the ends of the horizontal drainpipe has a stopper cap on it simply move the cap to the other end if it s currently on the end needed for the drain connection The Scrap Tray Assembly is placed inside the machine for shipping Follow the instructions provided in 2 2 4 Scrap Tray Assembly to properly install to the dishmachine Scrap Tray Main Drain amp Scrap Drain Connection Main Drain Line from Wash amp Power Rinse Tanks Figure 2 2 3b MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 8 Getting Started 2 2 4 Scrap Tray Assembly Installation The Scrap Tray Assembly and Overflow Chute which were shipped inside the machine can easily be installed by executing the following steps Figure 2 2 4 below illustrates the assembly as it would appear for a Left to Right machine a Right to Left machine would simply be the mirror image Caution 1 For proper spacing the SS flat
9. MODEL 25166 SERVICE PARTS MANUAL Rev 1 03 DISHMACHINES CMA DISHMACHINES E N GR CALIFORNIA 92841 800 834 6417 www cmadishmachines com EST 66 1 SPE IFICA TONS E 2 NEEDS 2 2 GETTING STARTED ones 3 Debs MOM to CMA Model BS T 960 4 dE 3 2 2 Receiving and Installation ___________ _6________ 4 NN ISTE EIC TID ECTETUR 4 2 2 2 JEU 5 22 2 1 Control Box C mponentS uuu uu ______ ___ 56__ 6 2 2 3 I n 7 22A Scrap Tray Assembly eene nennen 9 2 2 5 Conveyor Drive Rack Speed 10 2 2 6 Wash Pump Assembly and Impeller 11 Zi Tablo TAMMIE SWC 12 2 26 Optional Vent Hood Adapter s Installation cesses eene nennen 13 2 2 9 Chemical Dispenser CONNCCIION SEIS Yos OMEN USA 14 2 0 gt Exhaust Tan _ __ UM ES 14 2 2 11 Optional E Temp Booster enhn 15 PN CE 5 y P m T T Tm 16 3 OPERAT
10. Switch Rinse Switch Assembly 38 5 2 15 Optional E Temp Heater ccccccccsssscssssesssesvssesvsveceseccssesveresesesssvssavecssassusasavsueasaneeatsteatsvseeees 39 TABLE LIMIT SWITCH P N 13469 20 40 DRAIN WATER TEMPERING KIT OPTIONAL A 41 ELECTRICAL DIAGRAM FOR 230V EST 66 42 ELECTRICAL DIAGRAM FOR E TEMP HEATER ONLY 43 ELECTRICAL DIAGRAM FOR 480V EST 66 44 www cmadishmachines com 1 Specifications 1 1 EST 66 EST 66 EST 66 WATER CONSUMPTION zu RACK FINAL RINSE 49 GAL A9GAL PER HOUR FINAL RINSE 119 GAL 119 GAL CONVEYOR SPEED FEET PER MINUTE 6 75 6 75 OPERATING CAPACITY RACKS PER HOUR NSF rated 243 243 OPERATING TEMPERATURE WASH RECOMMENDED 1409 150 150 160 PUMPED RINSE RECOMMENDED 140 150 F 150 160 FINAL RINSE RECOMMENDED 140 150 180 195 5 INLET TEMPERATURE MIN 1409 F 180 F WATER INLET SIZE 1 2 FINAL RINSE SIZE 1 2 DRAIN SIZE 2 FINAL RINSE PRESSURE 20 PSI HEATERS WASH HEATER 13 3 KW 240V 10KW 208V RINSE HEATER 3KW MOTORS WASH PUMP 2 1 HP RINSE PUMP 1 3 HP CONVEYOR 1 8 HP DIMENSIONS DEPTH 25 1 8 WIDTH 66 HEIGHT 55 1 2 56 1 2 STANDARD TABLE HEIGHT 32 1 2 adjusts to 34
11. washer must not be located between the head of the truss head bolt and the inside of the machine 2 The Illustration below shows the correct placements of the scrap trap holder Do install upside down otherwise water deflection takes place Figure 2 2 4 1 Remove items from their packaging and verify that all installation hardware was included 2 Secure the scrap trap holder to the dishmachine by using the four 14 20 X 1 2 Hex Head Bolts the 1 SS Flat Washers and the 4 20 Nylon Lock Nuts that were provided 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 MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 9 Getting Started 2 2 5 Conveyor Drive Rack Speed The Conveyor Drive Cam below shows the two different conveyor drive cam speed settings for standard 243 Racks Hour and a slower 205 Racks Hour See Figure 2 2 5 By changing the Drive Cam Bearing location the racks will travel through the machine slower Note If the dishwasher is being used in a very heavy soil environment changing the rack speed to 205 racks hour will slow down the racks as they pass through the dishwasher allowing them to receive more chemical and water contact time 13505 14 Bearing 205 RACKS HOUR 243 RACKS HOUR Figure 2
12. 0 20 E Temp Tank Plug Note Use two heaters for 70 F Rise 2 CARE 1 1395140 E Temp Booster Shroud Zoppas 13 MN 2 Km MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 39 Parts Manual 6 Table Limit Switch P N 13469 20 REQ D DESCRIPTION Li ee STAG ralon connect 4 2 004600 Forktongue connector 5 24F 0052900 _ Wire18gaugeblack_ _______ 1 ___ __1 2760 Template kit 7 1 18427761 Mountingbracket 8 1 1342762 Actuator 1 1342763 Limit switch 16 MODEL EST 66 Service amp Parts Manual Rev 1 03 Page40 Parts Manual 7 Drain Water Tempering Kit Optional SANI RINSE CONNECTION CONNECTS 1 2 4 a 6 x TEMPERING VALVE INSIDE NIPPLE 5 MUST BE IN DOWN POSITION a FIRM HAND TIGHTEN ONLY p SSS P N 00400 00 00401 00 00402 00 00742 00 3101 00 03106 45 03604 00 03614 00 134 72 00 13472 40 13472 50 14508 50 41015 75 41062 00 NO REQ D DESCRIPTION CONDUIT 3 8 SEALTITE ST 3 8 STRAIGHT CONNECTOR 51 90 DEG 3 8 COONNECTOR NIPPLE BRASS 1 2X1 1 2 HOSE CLAMP 16 1 BRAIDED HOSE 1 2 aa WATER SOLENOID VALVE 1 2 NIPPLE BRASS 1 27 CLOSE NIPPLE PVC 1 2 CLOSE ADAPTER PVC 1 2 MALE X 1 2 BARB ELBOW PVC 90 DEG F X B
13. 2 5 Caution DO NOT GET IN THE PATH OF THE CONVEYER DRIVE ASSEMBLY ROCKER ARM OR CONVEYOR BAR WHILE MACHINE IS IN OPERATION DO NOT REACH INTO THE ROCKER ARM ASSEMBLY WITHOUT FIRST MAKING SURE THE DISHWASHER IS TURNED OFF AT THE MAIN PANEL EVEN WITH THE MACHINE S POWER SWITCH THE MAIN CONTACTOR LEADS WILL STILL CARRY VOLTAGE MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 10 Getting Started 2 2 6 Wash Pump Assembly and Impeller The standard wash pump motor is three phase and can operate clockwise as well as counter clockwise the Nylon Lock Nut used to hold the impeller in place See Figure 2 2 6 is very important When servicing the Wash Pump Assembly and replacing the seals make sure it is secured properly otherwise if the motor turns the wrong direction the impeller may spin off the motor shaft causing damage to the impeller Note ALWAYS CHECK THAT THE DIRECTION OF THE MOTOR ROTATION IS CLOCKWISE WHEN REINSTALLING THE WASH PUMP IF THE MOTOR 15 TURNING COUNTER CLOCKWISE EXCHANGE L1 AND L3 WIRES ON MAIN CONTACTOR Figure 2 2 6 Note The Nylon Lock Nut indicated by the arrow in Figure 2 2 6 must be removed before attempting to remove the water pump impeller MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 11 Getting Started 2 2 7 Table Limit Switch Installation The Model EST 66 is shipped with a Table Limit Switch fully wired and connected in the main contr
14. 7A 8 13304 66 Find Rinse Spray Jets SS 8 2 1361800 1 2 Coupling 96 0092400 1 4 55 Washer 9 4 00721 20 1 2 Jamb Nut Brass 1 2 Close Nipple SS MODEL EST 66 Service amp Parts Manual Rev 1 03 Page36 Parts Manual 5 2 13 Rocker Arm Assembly ITEM NO P N DESCRIPTION NO REQ D P N DESCRIPTION Conveyor Bar 8 Dogs 89 725 1381600 GomeorbonSS _ 27 8 1382000 Conveyor Dog Bearin 8 1380600 38 Nylon LockNut 25 8 1381600 38 16 x 1 3 Hex Head Bot 13513 10 Rocker Arm Spacer 00914 10 1 4 20 x 5 8 Hex Head Bolt 13509 52 7 8 ID External Lock Ring 00903 00 1 4 20 x 1 3 4 Hex Head Bolt I N REQ D Fm MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 37 Parts Manual 5 2 14 Start Switch and Rinse Switch Assembly ITEM NO DESCRIPTION 2 4 0090750 6 32x3 8 PanHead Screw 38 1 00556 60 ReedSwichMagnetlS 4 1 1340862 ActuatorBracket 5 1 0055610 ReedSwith ISI U 6 1 1340863 Reed Switch Bracket 8 4 0092400 W SSWasher 9 4 0090600 w 20xYz Hex Head MODEL EST 66 Service amp Parts Manual Rev 1 03 Page38 Parts Manual 5 2 15 Optional E Temp Heater ITEM NO 1 1 ips 1395
15. ARB PLUMBING BRACKET 180 UC SOLENOID VALVE COIL 220V 1 2 STRAINER BALL VALVE MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 41 Parts Manual SLTOA 07 802 51 9 LO332X3 LON LSNW 213 STOMLNOO TV2IW3HO S39IA3qQ dO 5 MOD YOLIVLNOD TOMHLNOO YOLOW NVA ANY TVNO9IS 30334 LN399313G VA001 2H09 A0 2 80 Z 55770 131511 dO OL ATNO LO3NNOO JALOV SI 15 TVNIH NAHM NO SI TYNDIS 3SNIW INVS Z AYOLOVA LV NOLLOSNNOO HOLIMS 1 tick 3SNIH u3MOd HSVM HSVM 3Hd SALON F u try HOLIMS HOLIMS did ASNIY TVNIA gt 19150 3 L 1 1 3SNI HSVM 3ATVA 3705 HOLIMS 1 4 5 HOLIMS LYVLS FIDAD 3ATVA GION31OS YOLIVLNOD 0 2 802 it M3SN3dSId 9310N S ALON L3ION Yat MOA3ANO2 YOLIVLNOD TOMLNO2 YOLOW 5 YISN 915 oseud VA 027 Sd3NIHOWINHSICG 8 Electrical Diagram For 230V EST 66 99 164 WVYOVIC WIAD 42 MODEL EST 66 Ins
16. F ANY PERSON OR COMPANY CONDUCTING THE INSTALLATION OF THE CMA EQUIPMENT REVISE THE INSTALLATION PROCEDURES OR ALTER THE INSTRUCTIONS IN ANY MANNER THE CMA WARRANTY BECOMES VOID IF DUE TO THE IMPROPER INSTALLATION OF CMA EQUIPMENT THIS EQUIPMENT CEASES TO OPERATE PROPERLY OR AFFECTS OTHER PARTS OF THE CMA DISHWASHING EQUIPMENT IN THAT THE OTHER PARTS BECOME DEFECTIVE THE CMA WARRANTY BECOMES VOID CMA WILL NOT BE LIABLE OR RESPONSIBLE OR WARRANT CMA EQUIPMENT DUE TO IMPROPER INSTALLATION OF ANY CMA MODEL DISHWASHER MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 3 Getting Started 2 2 Receiving and Installation 2 2 1 Box Item List When you receive your new EST 66 prior to installation of the dishwasher remove the box containing the all items needed for the installation See item list below Literature amp Manuals Instructional Operation Video Scrap Tank Assembly w Mounting Bracket Curtains Interior and Exterior w Rods Exterior Wrapper Shields Installation Hardware Operation Wall Chart Optional Vent Hood Adapters when ordered Start by first installing the Scrap Tray Assembly see Scrap Tray Assembly Section 2 2 4 along with the Overflow Chute then the two wrapper shields and the exterior and interior curtains and rods which are shipped inside the machine All of the wash arms are fully installed over the wash and power rinse tanks There are a total of three curtains used in the EST 66 two long
17. GER CAUTION CAUTION CAUTION CAUTION MODEL EST 66 Installation and Operation Manual Rev 1 03 Always turn off the main circuit breaker at the wall when installing or servicing this dishmachine and or an E Temp Booster Heater Even with the machine s power switch off there is a live connection being carried to the switch from the dishmachine contactor Do not get in the path of the Conveyor Rocker Arm or the conveyor s moving bar Do not reach into the rocker arm area without first making sure the dishmachine is turned off at the circuit breaker Do not open the front door when the machine is in operation Avoid spraying water on or around the electrical control box located on the top of the machine When cleaning do not spray water directly on the motors When removing the Final Rinse Arms for cleaning exercise caution The Final Rinse Arms may be filled with chemicals or have additional pressure applied Page 16 3 3 1 Beginning Operation eae raria a t ia tga tl oa 8 a f 1 ii a boa dod i y Lae ii ge a 8 a s i oa Bt Figure 3 1 Step 1 Close both drains at Step 2 Turn on main power and the bottom of machine see machine will fill with water see Fig 3 1 items 2 6 above Fig 3 1 item1 above
18. INSTALLING AN UNAUTHORIZED BRAND OF VENT HOOD ADAPTER IT WILL VOID THE CMA MANUFACTURERS WARRANTY 4 751 2 5 MEASURE 4 X16 OD gt 9 1 2 T STEAM DRAWS FROM END OF MACHINE o STEAM DRAWS FROM END OF MACHINE 65 Leg Adj 66 Entrance m Adjusting the internal baffles of the Vent Hood Adapters Once the vent hood adapters have been installed completely close the internal baffle using two 7 16 wrenches Run the dishwasher to create heavy steam buildup start at the exit end of the dishwasher open the baffle enough to draw the steam into the vent system Then repeat the same process on the entrance side of the dishwasher Note ONLY ONE OF THE TWO NUTS ON EACH BAFFLE IS USED TO TIGHTEN AND KEEP THE INTERNAL BAFFLE FROM BEING REPOSITIONED MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 13 Getting Started 2 2 9 Chemical Dispenser Connection The Model EST 66 will supply both the main power and the signals for the Detergent and Sanitizer Rinse Aid Connect the chemical dispenser main power leads to the supplied power terminals See Figure 2 2 9 Connect the Detergent and Rinse Aid signal wires to the supplied signal terminals See Figure 2 2 9 Dispenser Power only 208 to 240 Volts Sanitizer Rinse Signal only Detergent Signal only Fig
19. ION aa 17 3 1 Beginning Operation a 17 32 Cleanmo TSMC ONS u uu IILI ____________6_6_6________ 19 3 3 Regular Service and Maintenance 56 20 S Trouble I RET 21 4 EST 66 CUSTOMER NOTICE 22 5 FARC MANUS ames 24 uu MUR UT uu 24 5027 Exploded View Drawings de zu 25 5 2 1 Gu i 25 252 2 Control Box Assembly 26 220 Curtain and Optional Vent System 2 5 2 4 Old Wash Temperature Control System Square Flange 26 Du New Wash Temperature Control System Triangular Flange 29 5 2 6 Rinse Temperature Control System eese 30 Wash TUNP ASSIA u _________8 __ 31 5 2 0 Power N 32 5 2 9 Dran Ay 33 5 2 10 Plumbing System Assembly Auto Fill e nns 34 5 2 11 Plumbing System Assembly Final 35 5 2 12 Wash System 36 Table of Contents www cmadishmachines com 5 2 13 Rocker Arm 22 5 2 14 Start
20. IPTION 10 00906 00 10 6 00906 00 12 6 0091200 1 4 20NylonLockNut 18 16 00921 00 3 8 16 x 3 4 SS Head 14 2 13829 00 7 16 20 Thin Nylon Lock Nut 15 4 00238 00 3 8 Male Plug Motor Assembly 1HP 3Ph 220V 60 Hz For EST 44 R L only Includes 1 2 3 4 5 and 14 MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 31 Parts Manual 5 2 8 Power Rinse Pump Assembly ITEM NO ITEM NO NO MO DESCRIPTION NO L3 DESCRIPTION 1 1 13503 70 Pump Head 9 1 13503 60 Pump iph208 240v60HZ 2 1 13503 71 Impeller 4 1 15075 PumpORng 2 1 0310865 110 5 1 150574 Bakpe 19171 1991645 EST 44 Final Rinse Motor Braket __ s 1 1950875 wor 3 0090600 zoz Hexen 15 6 0092200 WiolocStrWasher s t 1950877 Cover MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 32 Parts Manual 5 2 9 Drain System Assembly ITEM NO ITEM NO Drain Manifold 6 2 00912 00 1 4 20 Lock Nut Waste Drain Valve 1 1 2 x 2 No Hub 8 1 1302400 Dynamite Plug 2 Cd CMA 44P Drain Support Bracket 9 2 009060 1 420x1 2 HexHeadBolt Hose Clamp MODEL EST 66 Service amp Parts Manual Rev 1 03 Page33 Parts Manual 5 2 10 Plumbing System Assembly Auto Fill
21. ain connections Low wash arm pressure Debris In wash amp power rinse arm Remove arm check amp clean debris from manifolds manifolds Motors connected wrong Connect motors to reverse impeller direction MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 21 Machine inoperative Wash amp Power rinse tank temperature low 4 EST 66 Customer Notice IMPORTANT NOTICE INSTALLATION INSTRUCTIONS ON NEW STYLE EST 44 and EST 66 Conveyors SOIL PURGING SYSTEM The EST 44 and EST 66 conveyors are multi tank dishmachines These conveyors use very little rinse DISH TABLES WITH water less than one gallon per rack cf dishes The rinse water enters the wash and overflows into the pre wash tank As water rises in the pre wash tank it will overflow from the conveyor carrying soil to discharged into the scrap accumulator For VERY IMPORTANT Some B dishtables have scrap troughs just prior to zh 0 exiting conveyor optimum performance of equipment it is critical that these installation and set up instructions be followed precisely Please call CMA Customer Service at 800 854 6417 for important installation instruction relating to table scrap troughs or see Customer Notice Section 4 in Installation amp Operation Manual DISHTABLES PRE RINSE SINK WATERMUST FLOW TOWARD CONVEYOR 79599000 0 0 0 Din re VERY IMPORTANT Some dishtables have pre rinse sink do
22. and Rail Table Alignment throughout dishwasher Check Timer Dipswitch Setting only switch 6 should be position 32 seconds Check Wash Tank Temperature 150 F Minimum Check Power Rinse Tank Temperature 160 F Minimum Check Final Rinse Temperature 180 to 195 F High Temp 140 F for Low Temp Check Final Rinse Pressure 20 psi 5 psi Check Table Limit Switch operation If not installed Warranty will be voided a Check Vent Hood adapter baffle position to draw steam Optional Keep baffles open to a minimum Check and make sure the dishwasher is level 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 66 Conveyor Dishwasher All installation procedures and guidelines MUST BE followed precisely MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 20 Operation 3 4 Trouble Shooting PROBLEM LIKELY CAUSE SOLUTION Wash or power rinse Bad motor or capacitor Replace defective motor or motor not running Faulty contactor Replace contactor Defective door reed switch Defective start reed switch Heuer wo bead Incoming water supply Check hot water supply Low temp 120 F Recommende140 F High temp 180 F minimum instructed on page 13 Low final rinse pressure or Machine loosing water Quick drain on dirty side table Check quick dr
23. are also 3 phase and depending on the terminal that each phase is connected to the motor can rotate in either direction Check the direction of rotation by removing the dust cap on the back of the motor The motors must turn clockwise when 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 DANGER ALWAYS TURN OFF THE DISHWASHER S MAIN POWER SUPPLY BEFORE SERVICING THE DISHWASHER ALTHOUGH THE MACHINE S MAIN POWER SWITCH IS OFF THE MAIN CONTACTOR LEADS WILL STILL HOLD VOLTAGE Electrical and plumbing connections must be made by a qualified person who will comply with all available Federal State and Local Health Electrical Plumbing and Safety codes MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 5 Getting Started 2 2 2 1 Control Box Components A T f 9 WASH PUMP WASH HEATER 9 OO QOO CONTACTOR CONTACTOR CON OOA A 3 OVERLOAD 3 RELAY WASH PUMP CONTACTOR MOO OOOO OOOO OOOO PRE WASH WASH PRE RINSE TANK TANK TANK 17 19 Main Contactor Wash Tank Heater Contactor Power Rinse Heater Contactor Power Rinse Motor Contactor w overload Wash Pump Contactors Conveyor Contactor w overload E Temp Heater Contactor Optional Conveyor Timer Table Limit Switch Terminals 0 Sanitizer Rinse Terminal Terminals Se x Is a eS I i CONVEYOR CONTACTOR OVERLOAD RELAY 209 11 12
24. exterior curtains and one short interior curtain all with their own curtain rods See Figure 2 2 1 below LONG NARROW CURTAIN LONG NARROW CURTAIN DISH FLOW gt DISHMACHINE FRONT VIEW Figure 2 2 1 MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 4 Getting Started 2 2 2 Electrical The CMA Model EST 66 Conveyor can be ordered as Single Phase or Three Phase using 208v to 240v The machine must be connected to a dedicated circuit See Figure 2 2 2 below for amp draw When installing a Three Phase machine check the voltage on all three incoming lines and place the highest leg on the L2 terminal This is called a high leg stinger leg or Wild leg Note When installing any CMA dishwasher all state and local electrical codes must be observed Warning To prevent excessive overloads and component damages it is essential for the Dispenser Power Supply to be wired to the supplied Power Block on all conveyors The CMA supplied power block has been pre wired to the wash heater contactor L1 and L3 terminals to assure a correctly balanced power as well as accurate surrounding components Only for dispensers requiring constant power connect to L1 and 13 of main contactor otherwise use the Dispenser Power Block that has been provided Main Power Knockout VOLTS PHASE AMPS 208 58 240 D 208 46 240 51 HEATER 10kW Figure 2 2 2 On a 3 phase machine the water pump motors
25. nstallation 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 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 MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 23 Operation 5 Parts Manual 5 1 Initial Parts Kit 0012002 Bi Meia Thermometer 0020185 Pump Motor 1HP 60 2207 V 0020630 PumpSedKt 0 1 0020821 Joint Nut Friction Ring Piaste 1 00225 00 1 Compression Gasket 00556 60 Reed Switch Magnet ISI 00707 00 1 2 Water Solenoid Repair Kit JE Il 03226 00 Pump O Ring Gasket 03623 00 1 2 Vac Breaker Repair Kit Watts 13003 17 Contactor 60 Amp MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 24 m oz Operation 5 2 Exploded View Drawings 5 2 1 Cabinet Assembly P N 13949 22 CMA 66 EST Stand EST 66 Pan L R Zoppas EST 66 Pan R L Zoppas EST 66 Wrapper L R EST 66 Wrapper R L Door Wrapper Shield Door Guide Door Guide Plastic oor Latch Bracket
26. o the EST 66 must be a minimum of 140 F in low temperature applications while high temperature machines will require two water lines one at a minimum water temperature of 140 F to fill the dishwasher and the second with a minimum of 180 F for the final rinse With the introduction of the new optional E Temp Booster Heater it will be offered fully integrated to the dishwasher The EST 66 also features a stainless steel scrap accumulator tank and tray which must be emptied on a periodic basis as necessary The EST machine is designed to deliver 0 49 gallons of fresh rinse water for each rack This water flows from the rinse and power rinse tanks into the wash tank and then overflows into the scrap tray carrying any debris that may have fallen into the wash tank thereby providing a much cleaner environment for the washed and rinsed dishes If preferred there are also options such as a Corner Feed System optional Vent Hood Adapters Exhaust Fan Control Circuits and a Drain Tempering Kit CMA also offers a full line of other machine accessories including stainless steel dishtables See equipment catalog DISCLAIMER OF LIABILITY OF WARRANTY CMA EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES EXPRESS OR IMPLIED RELATING TO THE INSTALLATION OF ANY AND ALL CMA EQUIPMENT THAT IS INSTALLED BY CHEMICAL DEALERS CONTRACTED SERVICERS OR THIRD PARTY SERVICERS TO CMA EQUIPMENT IF THE INSTALLATION INSTRUCTIONS ARE NOT FOLLOWED EXACTLY TO THE LETTER OR I
27. ol 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 1 Remove the template that was shipped to hold the table limit switch assembly together Remove the activator bar Figure 2 2 7a Position the template in the middle of the clean side of the dishtable Mark the end of the table where the holes need to be drilled Figure 2 2 7b Drill the holes Attach the Table Limit Switch using the hardware supplied Reattach the activator bar removed earlier Test that it functions properly Figure 2 2 7c pu c M e m DIRECTION n WRAPPER OF RACKS SHIELD Figure 2 2 7b 1 2 DIA 3 8 DIA Note This terminal is not actual size not to be used for installation Figure 2 2 7c MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 12 Getting Started 2 2 8 Optional Vent Hood Adapter s Installation CMA Vent Hood Adapters have been designed and engineered to draw only the steam that is released from underneath the curtains at the entrance and exit of the EST 66 conveyor dishwasher This will allow the dishwasher to retain the heat within the machine reducing the energy consumption of the dishwasher To maintain proper CFM s 600 and not evacuate the heat from the dishwasher tanks Vent Hood Adapters PN 13901 82 MUST be used Note ON ALL PANT LEG STYLE VENT SYSTEMS BY MODIFYING OR
28. tallation and Operation Manual Rev 1 03 Parts Manual 9 Electrical Diagram For E Temp Heater Only OSH 3 04 JO s u uu MA 0L OM 9251 951 4 0 3SVHd L 3SVHd 10 Bune u SNOILdO H31V3H MAZI espn Hd31V3H 3158008 MM vc LE i I 1VISOWN3HL HOLIMS LIWITIH poe e e w A lt lt UJ U gt gt 09 gt rm R 3 WVSOSVIG 43 Page MODEL EST 66 Service amp Parts Manual Rev 1 03 Parts Manual 8 1 VA OSE uoneordde 10A 08b dwy uoneordde 30A Ott 5 VA 062 lt LON LSNW 213 STOHLNOO TVOIW3HO S3O9IA3G H3Sh HO QVO 6 NOD HOLOV LNOO 1OH LNOO 1 TVNDIS ANY SNOLLO3NNOO H3G334 LN39H313G 7 VA00L 2 09 A0 c 80c 5 55770 83151 40 OL LO3NNOO JALLOV SI 3SNIH TVNId NO SI 3SNIH INVS c NOLLO3NNOO HOLIMS 37971 404 1 SALON HOLIMS 3SNIH 1VNIA O 3A1VA IVLSOINYSHL LVLSOWNYSHL dGION310S HOLIMS 3SNIH H3lvM AlddVS d uaWHOJSNVH L HOLIMS A133VS v aV aY zx
29. ure 2 2 9 Note Sanitizer Rinse and Detergent signals can draw more than 0 5 Amps 2 2 10 Optional Exhaust Fan Motor First when field installing the Optional Exhaust Fan Control locate the detergent signal terminals on the dispenser terminal block mount the contactor that was supplied with the kit securely to the control box connect the Blue and Brown wires also supplied in the kit to the detergent signal terminals attach the power for the exhaust fans to the L1 and L2 incoming terminals of the contactor and the T1 and T2 terminals to the exhaust fan Note Wires for exhaust fan to be supplied by electrician See Figure 2 2 10 TERMINAL BLOCK DETERGENT SIGNAL FAN CONTACTOR P N 404 81 gt WIRES THE FAN gt WIRES FROM THE POWER SOURCE lt 220 OR 110 SUPPLIED BY ELECTRICIAN Figure 2 2 10 Electrical and plumbing connections must be made by a qualified person who will comply with all available Federal State and Local Health Electrical Plumbing and Safety codes MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 14 Getting Started 2 2 11 Optional E Temp Booster Heater The Optional E Temp Booster Heater can only be ordered with a dishwasher already installed at the factory it cannot be installed in the field The E Temp Booster heater will be fully integrated into the EST 66 conveyors plumbing system It will require its o
30. wn 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 temperature is available in a 40 rise or 70 rise The E Temp Booster heater contactor is located in the EST 66 Main Control Box See item 7 page 6 Note 70 degree rise E temp Booster Heater is only available in Three Phase AVAILABLE HOT WATER 119 GPH 450 LPH HEATER TANK CAPACITY 3 8 GAL 40 SkW a 208v 12kW 240V 40 F RISE BOOSTER HEATER ONE HEATING ELEMENT MIN INCOMING WATER 140 F 60 C TEMP RISE 40 F ELECTRICAL RATING VOLTS 208 240 208 240 15kW 20670 20kW 240V RISE BOOSTER HEATER TWO HEATING ELEMENTS MIN INCOMING WATER TEMP 110 F TEMP RISE T F ELECTRICAL RATING VOLTS PHASE 208 240 3 THE ELEMENTS 70 F RISE WILL BE AVAILABLE IN 3 PHASE DNLY CHANGES FOR 1 PHASE 3 PHASE SCHEMATIC FOR 40 RISE 3 PHASE SCHEMATIC FOR 70 RISE ROCKER TIE ETE AS SHOWN HIGHLIMIT SE Power Supply Hook Up Wire With Highest Power Supply Hook Up Wire With Highast L 2 Voltage On L 2 ONLY FOR 40 RISE Electrical and plumbing connections must be made by a qualified person who will comply with all available Federal State and Local Health Electrical Plumbing and Safety codes MODEL EST 66 Installation and Operation Manual Rev 1 03 Page 15 Getting Started 2 3 66 Safety Tips DAN
31. wnstream from the conveyor Water must not accumulate on VERY IMPORTANT These units must be installed level to the dishtable or run down table to the pre rinse floor and the rinse water must be processed through the sink otherwise conveyor tanks will drain conveyor and exit the scrap accumulator the overflow If any The dishtable must slant toward the water is allowed to discharge by other means the conveyor tanks conveyor to prevent loss of water will drain If the tanks drain there will be substantial loss in spray arm pressure and dishes and utensils will not be cleaned and sanitized properly 8 19 09 MODEL EST 66 Installation and Operation Manual Rev 1 03 Operation Page 22 Operation TIPS TO SAVE A SERVICE CHARGE If the Lessee of this equipment initiates a service call and it is subsequently determined that the problem does not relate to part failure or out of chemicals there will be a minimum service charge for a service person to respond It is recommended that you check the following items before initiating a service call Circuit breaker position Should ON Clogged drains at any point in drain line Lack of soft water check salt level in brine tank Lack of hot water due to valves shut off or incorrect thermostat settings Failure of equipment unrelated to the machine Abuse to equipment or failure to perform minimum cleaning requirements as outlined at time of i
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