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CMA Dishmachines CMA-180UC - page 1
Owner’s Manual Keep with machine for reference www.cmadishmachines.com MODEL CMA-180UC INSTALLATION & OPERATION Rev 1.15 800-854-6417 FAX 714-895-2141 CMA DISHMACHINES 12700 KNOTT AVENUE GARDEN GROVE, CALIFORNIA 92841 ...
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CMA Dishmachines CMA-180UC - page 2
T ABLE OF C ONTENTS M ODEL CMA-180UC 1. SPECIFICAT IONS ........................................................................................ 2 1.1. CMA-180UC ...................................................................................................................... ... 2 1.2. CMA-18 0UC O PERATIONAL C YCLE ........................... ...
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CMA Dishmachines CMA-180UC - page 3
1. S pecifications METRIC EQUIVALENT 1.1. CMA-180UC WATER CONSUMPTION PER RACK .86 GAL. (3.25 L) PER HOUR 20.6 GAL. (77.8 L) OPERATING CYCLE WASH TIME-SEC 94 94 RINSE TIME-SEC 16 16 DWELL TIME-SEC 10 10 TOTAL CYCLE 2 MIN. 2 MIN. OPERATING CAPACITY RACKS PER HOUR 30 30 WASH TANK CAPACITY 2.5 GAL. (9.46 L) PUMP CAPACITY 38 GPM (144 LPM) WATER REQUIRE ...
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CMA Dishmachines CMA-180UC - page 4
1.2. CM A-180UC Operational Cycle The CMA-180UC Operational Cycle has a total cy cle time of 2 m inutes (120 seconds). The Timing Diagram and the steps lis ted below detail the individual functions that are executed during each Operational Cycle. Seconds: 0 10 20 30 40 50 60 70 80 90 100 110 120 Wash Cycle Cam Optional Drain Pump Cam Cam Timer Moto ...
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CMA Dishmachines CMA-180UC - page 5
Getting Started 2. Getting S t arted 2.1. Introduction to CMA-180UC The CMA-180UC is a hot water saniti zing, singl e rack, under-co unter dishmachine. It is a standalone machine featuring a self-co ntained booster heater. The only external connection s necessary are power supp ly, water supply, drainpipe, and optional chemical dispensers. The mach ...
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CMA Dishmachines CMA-180UC - page 6
2.2. Receiving and Installation The dishwasher is shipped from the factory in a corrugated box on a woo den pallet. The installation guidelines give a systematic pro cedure for setting up the machine. Start by removing the packaging material. Unwrap the machi ne an d check for the following component parts: The Wash Tank Scrap Screen is shippe d in ...
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CMA Dishmachines CMA-180UC - page 7
2.2.3. NOVA Detergent and Rinse Dispenser (Optional) 1 . The NOVA Detergent and Rinse Disp enser has its own reference manual. Familiarize yourself with the dispense r’s reference manual b efore proceeding with installation. 1. The NOVA dispenser is pre-wire d with a multi-conductor electrical cable that is to be run through a conduit to the powe ...
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CMA Dishmachines CMA-180UC - page 8
Brown (LIVE) wire Multi-conductor cable Black (Main Power) Detergent Signal wires (Red terminals) Rinse Signal wires (Blue terminals) Gray/Violet (Main Power Neutral) ( Same te r minal as rinse neutral ) Note: Machine Neutral (White wires) Figure 2.2.3 Note: In Figure 2.2.3 the machine’s wire harn ess was left out of the back of the power block t ...
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CMA Dishmachines CMA-180UC - page 9
2.2.4. Safe Ttemp Feature The CMA “SafeTtemp” fe ature assures the final rins e cycle is always at a consistent minimu m of 180 degrees. Ho w it wo rk s : the “SafeTt emp” function operates off the 5 th cam (labeled “SafeTtemp”) on the timer assembly. When the cam timer assembly co mpletes the wash cycle, and approa ches the final rinse ...
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CMA Dishmachines CMA-180UC - page 10
2.2.5. Water Tempering Kit MODEL CMA-180UC INST ALLATION & OPER ATION MANUAL Rev. 1.15 Page 9 ...
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CMA Dishmachines CMA-180UC - page 11
2.2.6. Booster Heater Setup The booster tank must be filled with wate r before the heating el ement is energized. For this reason the “High Li mit Switch” ha s intentionally been activated at the factory and will require resetting before the hea t ing element will turn on. Follow the procedure below to complete the initial installation: 1. Clos ...
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CMA Dishmachines CMA-180UC - page 12
Operation 3. Operation 3.1. Initial Setup 3.1.1. Dema Valve and Dema Flow Disc (New Models). New Dema Valve made of stainless stee l is more compatible with variou s water conditions. Dema Flow Disc has bee n pl aced on the exit side of the water valve. The Flow Disc reduces pressure to the standard re commended 20 PSI. 3.1.2. Rinse Pressure Regula ...
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CMA Dishmachines CMA-180UC - page 13
Operation 3.3. Operating and Cleaning Instructions MODEL CMA-180UC INST ALLATION & OPER ATION MANUAL Rev. 1.15 Page 12 ...
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CMA Dishmachines CMA-180UC - page 14
Operation 3.4. Preventive Maintenance Chart MODEL CMA-180UC INST ALLATION & OPER ATION MANUAL Rev. 1.15 Page 13 ...
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CMA Dishmachines CMA-180UC - page 15
Operation 3.5. Quick service guide MODEL CMA-180UC INST ALLATION & OPER ATION MANUAL Rev. 1.15 Page 14 MODEL: CMA 180UC HIGH TEMP UNDER COUNTE R TECHNICA L ISSUE CAUSE SOLUTION Pressure regulator is not set properly Set regulator t o 18-20 psi Faulty rinse micro switch Replace micro switch, P/N 00411.00 Scrap trap over f lows Drain hose elevate ...
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CMA Dishmachines CMA-180UC - page 16
Operation 3.6. Troubleshooting PROBLEM LIKELY CAUSE SOLUTION Power off at circuit breaker Reset circuit breaker Machine inoperative Defective power swit ch Replace power switch P/N: 15521.50 Door is open Close door Control panel is pulled out Secure control panel Defective reed switch Replace reed switch P/N: 00557.55 Defective timer assembly Repla ...
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CMA Dishmachines CMA-180UC - page 17
Operation PROBLEM LIKELY CAUSE SOLUTION Turn up supply water heate r Low incoming water temperature (below 140° F) Insulate supply water pipe Thermostat out of adjustment Adjust thermostat Cold water mixing with sup ply Isolate hot water from cold water Low heat during operation Defective heater Replace heater P/N: 15517.00 Pressure regulator out ...
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CMA Dishmachines CMA-180UC - page 18
Operation PROBLEM LIKELY CAUSE SOLUTION Start switch requires > 1 second activation to run cycle Defective (Instant Start) ice cube relay Replace ice cube relay P/N: 00631.00 Defective drain/fill switch Replace drain/fill switch P/N: 15522.00 Activating fill switch does not fill machine Defective water solenoi d valve Replace water solenoid val ...
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CMA Dishmachines CMA-180UC - page 19
4. Part s Kit 4.1. Initial Parts Kit (P /N 1100.66) P/N DESCRIPTION Qty 15504.00 Motor Contactor, 2-Pole 20 Amp 1 15504.50 Heater Contactor, 2-Pole 35 Amp 1 00501.00 2-Minute Timer Motor 1 00631.00 Ice Cube Relay 120 V 1 15521.00 Rocker Switch Start Momentary 1 15522.00 Rocker Switch Drain/Fill 1 15521.50 Rocker Switch Power Main tained 1 00557.55 ...
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CMA Dishmachines CMA-180UC - page 20
Parts Manual 4.2. Optional Drain Pump Kit ITEM NO. NO. REQ’D P/N DESCRIPTION ITEM NO. NO. REQ’D P/N DESCRIPTION 1 1 15503.00 Drain Motor Ultra Jet for CMA-180 UC 6 4 03101.00 Hose Clamp 1” 2 2 00432.50 Twist Tie 7 1 15603.00 Drain Line Gooseneck 3 1 15601.10 Black Drain Hose 1" ID X 3 1/2" 8 2 03801.10 10-32 SS Nut 4 1 15601.50 Drai ...
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CMA Dishmachines CMA-180UC - page 21
Parts Manual 4.3. Optional Drain Pump—I NSTALLATION I NSTRUCTIONS 1. Start by removing the existing drain hose from the Drain Valve as shown in Figu re 1 . From Scrap Tray Remove From Wash Tank Figure 1 2. Locate the white and purple wires that are saf e-ended and tie-wrapped at the top of the Drain Pump compartment. Bring these wires out so th e ...
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CMA Dishmachines CMA-180UC - page 22
Parts Manual Secure the drain gooseneck to the wash riser pipe with the hose clamp provided as shown in Figure 3. 5. Secure w ith hose clamp Figure 3 6. Route the drain hose to the drain and pr ovide a 1-inch air gap at the drain. MODEL CMA-180UC INST ALLATION & OPER ATION MANUAL Rev. 1.15 Page 21 ...
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CMA Dishmachines CMA-180UC - page 23
5. Customer Notice CMA-180UC Installation Guidelines Improper installation of this product may void the warranty on this machine. Please follow these guidelines for reco mmended installation and to ensure the w arranty of this model is authorized by CMA Dishmachines. Dishmachine Installation Requirements 1. Machine must be level. Adjust leveling f ...
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CMA Dishmachines CMA-180UC - page 24
Electrical Diagram 6. Electrical Diagram MODEL CMA-180UC INST ALLATION & OPER ATION MANUAL Rev. 1.15 Page 23 ...
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CMA Dishmachines CMA-180UC - page 25
Electrical Diagram MODEL CMA-180UC INST ALLATION & OPER ATION MANUAL Rev. 1.15 Page 24 ...
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