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Service Manual DECADE POST

1. ON OFF EINE lt MEE E POST MK UNITS REFRIGERATION WATER um BOOST 1 sect VALVES KEYSWITCH N TRANSFORMER OPTIONAL 1 LIGHT BAR 5 24 VAC HIGH SEC VOLT 11 110 MAIN BOARD Tue J5 N uw Ir 96 57 f e n J1 2 5 4 n x Lj Lt Zr ATA ES quta aa Dis Um MISI TUA KEY ee N 24 ES OPTIONA yu RUN CAPAC ICEBANK 231 SENSOR ICEBANK S CONDUCTIVIT SENSOR FE POWER WATER CONDENSOR SUPPLY PUMP FAN MOTOR CARB OPTIONAL ME NS COMPRESSOR OVERLOAD AGIT MOTOR RELAY FIGURE 7 WIRING DIAGRAM 38 J1 4 CARBONATOR D14 CLEAR LED PROBE CONNECTOR ICEBANK STATUS D11 CLEAR LED CARBONATOR STATUS U4 MICROPROCESSOR D15 GREEN LED amp MEMORY COMPRESSOR MOTOR SLEEP MODE JUMP
2. JE Lt 426015 E 426025 a S 475015 475025 H 476015 FIVE VALVES CARB FOUR VALVES CARB 476025 NO VALVES NON CARB NO 3 VALVE NON CARB 5 FLAVOR WITH INTEGRAL BUILT IN CARBONATOR 2 6 4 4 63 2 5 5 2 6 4 i gt p PART NO 426016 426026 E Bl 475016 475026 d 476016 FIVE VALVES CARB FOUR VALVES CARB SIX VALVES CARB 476026 NO 4 VALVE NON CARB NO 3 amp 4 VALVES NON CARB NO VALVES NON CARB 6 FLAVOR WITH INTEGRAL BUILT IN CARBONATOR 5 6 2 5 ana 1 Ute FIVE VALVES CARB FOUR VALVES CARB NO 4 VALVE CUSTOM NO VALVES NON CARB INDIVIDUAL SUPPLY COIL 6 FLAVOR UNIT P N 475136120 4 FLAVOR UNIT P N 475514 WITH INTEGRAL BUILT IN CARBONATOR WITH INTEGRAL BUILT IN CARBONATOR Parts Identification for Optional Configurations ter 2483 Connector Elbow Plain water 2649 Plug Assembly 2530 Tube Straight S S 6 311765001 Dual Check Valve Assembly FIGURE 1 OPTIONAL DISPENSING VALVES DISPENSING CONFIGURATIONS Note 1 ILLUSTRATIONS SHOW VIEW OF TUBING CONNECTIONS ON TOP FRONT OF THE WATER TANK 2 ONNECTIONS REQUIRE LUBRICATION PRIOR TO ASSEMBLY 7 315221004 70022416 NOTE Syrup sources may either be bag in box system or a sy
3. MEASURING AND ADJUSTING DISPENSING VALVE CARBONATED WATER FLOW RATE SF 1 DISPENSING VALVE 1 Remove the acorn nut securing the dispensing valve cover then remove the cover 315221004 16 2 Measure the carbonated water flow rate by dispensing carbonated water into a graduated cup for a set period of time Factory set flow rate is approximately 1 25 oz sec 3 Adjust the carbonated water flow regulator adjusting screw clockwise for a greater flow or counterclockwise for lesser flow Limit your adjustment to 1 4 turn at a time then recheck the flow rate Only the carbonated water flow rate is to be adjusted now Syrup flow rate is adjusted in the Ratio Adjustment section n ACORN NUT WATER FLOW 4 gt 2 ADJUSTMENT N r E GRADUATED gt LEV DISPENSING VALVE 1 Slide dispensing valve cover front panel up far enough to expose the valve water and syrup flow controls 2 Remove dispensing valve nozzle by turning nozzle counterclockwise and pulling down 3 Remove syrup diffuser by pulling straight down 4 Install syrup separator on dispensing valve place of the nozzle 5 Measure the carbonated water flow rate by dispensing carbonated water into a graduated cup for a set period of time Factory set flow rate is approximately 1 25 ounces per second 6 Adjust the carbonated water flow control adjusting screw clockwise for a greater flow or counterclockwise for l
4. 41 REFRIGERATION COMPRESSOR DOES NOT OPERATE 42 COMPRESSOR WILL NOT STOP AFTER SUFFICIENT ICE BANK IS PRODUCED wi NOS VETT 43 COMPRESSOR OPERATES CONTINUOUSLY BUT DOES NOT FORM SUFFICIENT ICE BANK 43 AGITATOR MOTOR NOT OPERATING 43 WARRANTY aL HE a aaa 45 LIST OF FIGURES DECADE SIX FLAVOR UNIT 2 FIGURE 1 OPTIONAL DISPENSING VALVES DISPENSING CONFIGURATIONS 4 235149 a S ar iki don dada ea M DURS 6 FIGURE 2 FLOW DIAGRAM SIX FLAVOR UNIT WITH INTEGRAL BUILT IN CARBONATOR SHOWN 2 7 315221004 ii TABLE OF CONTENTS cont d Page LIST OF FIGURES CONT D FIGURE 3 FLOW DIAGRAM SIX FLAVOR UNIT P N 475136120 WITH INTEGRAL BUILT IN CARBONATOR SHOWN 8 FIGURE 4 FLOW DIAGRAM SIX FLAVOR UNIT WITH INTEGRAL CARBONATOR AND BUILT IN SYRUP PUMPS 9 FIGURE 5 FLOW DIAGRAM SIX FLAVOR UNIT WITH 3 2 1 COIL CONFIGURATION REQUIRING CONNECTION TO REMOTE CARBONATOR 10 FIGURE 6 PARTS IDENTIFICATION SIX FLAVOR UNIT W SYRUP PUMPS SHOWN ate eh Guest TE Asai aa 11 FIGURE 7 WIRING DIAGRAM 37 FIGURE 8 CONTROL BOARD DIAGNOSTIC DECAL
5. TO CARBONATOR AND SYRUP PUMPS 15 315221004 ADJUSTING SUGAR SYRUP TANKS SECONDARY CO REGULATORS Adjust sugar syrup tanks secondary CO regulator with 100 psi gauge at 40 psig for syrup lines up to 10 feet in length plus one pound for each additional length of 10 feet plus one pound for each 2 feet of vertical lift For exam ple if syrup line total length is 30 feet and total vertical lift is 6 feet then 40 psig 2 psig 1 pound for every 10 feet of length over 10 feet which is 20 feet 3 psig 1 pound for every 2 feet of vertical lift which is 6 feet total equals 40 2 3 45 psig CO regulator setting Loosen lock nut on regulator adjusting screw turn adjusting screw to the right clockwise until gauge registers desired pressure then tighten lock nut SUGAR SYRUP TANKS REGULATOR ADJUSTING LOW CALORIE DIET SYRUP TANK SECONDARY REGULATOR Adjust low calorie diet soft drink tank secondary CO regulator with 30 psi gauge to 10 psig for syrup lines up to 30 feet in length Syrup lines longer than 30 feet in length may require a slightly higher CO regulator setting to 12 psig maximum Excessive CO pressure may cause low calorie syrup calorie syrup carbonation resulting in foam LOW CALORIE DIET SYRUP TANK REGULATOR
6. gt ea c PLAIN OR CARB WATER FIGURE 5 FLOW DIAGRAM SIX FLAVOR UNIT WITH 3 2 1 COIL CONFIGURATION REQUIRING CONNECTION TO REMOTE CARBONATOR 4 gt 3 5 6 PLAIN WATER OR CARBONATED um WATER INLET LINES p NO 3 WATER INLET LINE FOR 3 2 1 VALVES NO 1 2 AND6 5 SYRUP INLET LINES SEE NOTE NO 2 WATER INLET LINE FOR 6 VALVES NO 3 AND 4 NO 1 WATER INLET LINE FOR VALVE NO 5 OPERATING CONTROLS HOOD SCREW DISPENSING VALVE LEVER The dispensing valve lever located on the bottom of the dispensing valve need only be pressed with a cup glass to dispense product KEY LOCK SWITCH The key lock switch located on bottom right side of the dispenser prevents operation of the dispensing valves when switch is in the OFF position This key lock switch does not affect operation of the refrigeration system CONTROL BOARD POWER SWITCH The control board power switch is located on the top of the refrigeration assembly and is accessible through a hole in the top of the hood THIS SWITCH IS AN ON OFF SWITCH AND CONTROLS ONLY THE 24 VAC LOW VOLTAGE POWER SOURCE TO THE CONTROL BOARD HIGH VOLTAGE IS STILL PRESENT INSIDE THE DISPENSER USE L CAUTION UNPLUG UNIT POWER CORD FROM CONTROL BOARD 555 ELECTRICAL OUTLET BEFORE PERFORMING POWER owen CONDENSER INTERNAL MA
7. FAX 39 39 608 0814 NEW ZEALAND 20 LANSFORD CRES P O BOX 19 044 AVONDALE AUCKLAND 7 NEW ZEALAND e 64 9 8200 357 FAX 64 9 8200 361 SINGAPORE 16 TUAS STREET SINGAPORE 2263 65 862 5542 FAX 65 862 5604 SPAIN POLIGONO INDUSTRAIL RIERA DEL FONOLLAR E 08830 SANT DE LLOBREGAT BARCELONA SPAIN 34 3 640 2839 FAX 34 3 654 3379 USA ONE CORNELIUS PLACE ANOKA MINNESOTA 612 421 6120 FAX 612 422 3255 LD004 4 21 98 46 315221004 IMI CORNELIUS INC Qugumm M M Z ELLIEUN CORPORATE HEADQUARTERS One Cornelius Place Anoka Minnesota 55303 6234 612 421 6120 800 238 3600
8. CONDENSER DISPENSING VALVE 315221004 14 ADJUSTING CARBONATOR CO REGULATOR Unit with Integral Built in Carbonator and Without Built in Syrup Pumps Adjust CO regulator see Figure 2 for the integral carbonator at a nominal 70 psig PRESSURE TO THE CARBONATOR MUST NOT EXCEED 80 psig Unit Connected To Remote Carbonator Refer to manual provided with the remote carbonator to adjust the CO regulator for operating pressure PRIMARY REGULATOR TO y CARBONATOR Unit with Integral Built In Carbonator and Built In Syrup Pumps pressure to operate Unit equipped with an integral built in carbonator and built in syrup pumps is provided by a regulator in the system The regulator provides regulated CO pressure to both the integral carbonator and also the built in syrup pumps inside the Unit Adjust the CO regulator to 70 PSI DO NOT EXCEED MAXIMUM PRESSURE SPECIFIED ON THE SYRUP PUMPS PRIMARY REGULATOR O 2 TO CARBONATOR AND SYRUP PUMPS ADJUSTING CO REGULATOR FOR BAG IN BOX SYRUP SYSTEM The regulator provides regulated CO pressure to both the integral carbonator and also the built in syrup pumps inside the Unit Adjust the primary CO regulator to 70 psi DO NOT EXCEED MAXIMUM PRESSURE SPE CIFIED ON THE SYRUP PUMPS PRIMARY REGULATOR
9. B Activate the dispensing valve for one minute to purge all sanitizing solution out of the syrup system and the dispensing valve C Continue to activate the dispensing valve in cycles ON for 15 seconds OFF then ON for 15 sec onds Repeat ON and OFF cycles for 15 cycles 21 Repeat steps 19 and 20 preceding to purge sanitizing solution out of the remaining syrup systems and dispensing valves 22 Remove potable water source from the syrup system STEP 5 PURGE WATER OUT OF SYRUP SYSTEMS RESTORE OPERATION 23 Syrup Tank Systems A Noting syrup tanks CO regulator pressure setting observed in step 4 preceding readjust CO regulator to the observed pressure setting B Connect tanks containing syrup into syrup systems Bag in Box Syrup System C Remove all bag valves from bag in box syrup containers outlet tubes connectors D Connect bag in box syrup containers into the syrup systems 24 Place waste container under dispensing valves Dispense from all dispensing valves to permit syrup to purge all potable water from the syrup systems and the dispensing valves Continue to dispense from the dispensing valves until only syrup is dispensed from the syrup systems and valves A WARNING To avoid possible personal injury or property damage do not attempt to remove the syrup tank cover until pressure has been released from the tank 25 Dispose of waste sanitizing solution in a sanitary sew
10. IMPORTANT Only a service person should service internal components or electrical wiring attempting any electrical repairs to the internal components If repairs are to be made to WARNING Disconnect electrical power to the Unit to prevent personal injury before one of the syrup systems disconnect applicable syrup tank then bleed system pressure before proceeding If repairs will be made to the CO or carbonated water systems disconnect electrical power to the carbonator shut off and water supplies then bleed systems pressure before proceeding TROUBLESHOOTING POST MIX SYSTEM Trouble WATER TO SYRUP RATIO TOO LOW OR TOO HIGH ADJUSTMENT OF DISPENSING VALVE SYRUP FLOW REGULATOR DOES NOT INCREASE TO DESIRED WATER TO SYRUP RATIO 315221004 Probable Cause Dispensing valve syrup flow control not properly adjusted Syrup Tanks System gas pressure to syrup tanks insufficient to push syrup out of tank Bag In Box System CO gas pressure to syrup pumps insufficient to operate pumps No syrup supply Syrup supply container not securely connected into syrup system Syrup Tanks System Syrup tanks CO regulator out of adjustment Syrup Bag In Box System Syrup pumps CO regulator out of adjustment Dispensing valve syrup flow control or syrup line restricted Improper syrup Baume Inoperative dispensing valve syrup flow control Tapered gasket inside
11. Guli IMI CORNELIUS INC One Cornelius Place 8 Anoka MN 55303 6234 Telephone 800 238 3600 Facsimile 612 422 3246 Service Manual DECADE POST MIX DISPENSER IMPORTANT TO THE INSTALLER It is the responsibility of the Installer to ensure that the water supply to the dispensing equipment is provided with protection against backflow by an air gap as defined in ANSI ASME A112 1 2 1979 or an approved vacuum breaker or other such method as proved effective by test Water pipe connections and fixtures directly connected to a potable water supply shall be sized installed and maintained according to Federal State and Local Codes Part No 315221004 January 24 1994 Revised May 21 1998 Control Code B THIS DOCUMENT CONTAINS IMPORTANT INFORMATION This Manual must be read and understood before installing or operating this equipment IMI CORNELIUS INC 1994 98 PRINTED IN U S A TABLE OF CONTENTS GENERAL INFORMATION 1 SAFETY INFORMATION 1 RECOGNIZE SAFETY INFORMATION 1 UNDERSTAND SIGNAL WORDS 1 FOLLOW SAFETY INSTRUCTIONS 1 CLAIMS INSTRUCTIONS 2 22222 2 1 WARRANTY REFERENCE INFORMATION 1 UNIT DESCRIPTION rusiskai tienen nis each A
12. IS STILL PRESENT INSIDE THE DISPENSER USE CAUTION UNPLUG UNIT POWER CORD FROM ELECTRICAL OUTLET BEFORE PERFORMING INTERNAL MAINTE NANCE ON THE DISPENSER 5 315221004 2 Unplug Unit power cord from electrical outlet UNIT START UP PROCEDURE 1 Plug Unit power cord into electrical outlet 2 Place control board power switch in ON position After a two minute built in time delay refrigeration com pressor will start SLEEP TIME During normal operation if carbonator motor or refrigeration compressor have not operated for 10 minutes Unit will go into SLEEP TIME While Unit is in SLEEP TIME agitator motor will operate every 10 minutes for 30 seconds then stop SLEEP TIME will continue until either the refrigeration compressor or the carbonator mo tor start then agitator motor will operate continuously until both refrigeration compressor and carbonator motor have not operated again for 10 minutes SLEEP TIME cycle will again occur CONTROL BOARD POWER SWITCH 315221004 6 _ E
13. charge may show an ice bank at bottom and not at top of the evaporator AGITATOR MOTOR NOT A Water bath temperature above A Water bath temperature must be OPERATING 60 F below 60 F in order for the agitator motor to operate B Agitator motor in SLEEP B See NOTE TIME mode C power source blown fuse Replace fuse or reset circuit or tripped circuit breaker breaker NOTE Fuse or circuit breaker are not part of the Unit D Agitator motor propeller D Remove obstruction obstructed E Low voltage E Voltage must be at least 103 volts 115 VAC Unit or 208 230 VAC Unit at compressor terminals when compressor is trying to start 315221004 44 Trouble Probable Cause Remedy AGITATOR MOTOR NOT F Loose disconnected or F Tighten connections or replace OPERATING CONT D broken wiring broken wiring G Inoperative agitator motor G Replace agitator motor NOTE During normal operation if carbonator or refrigeration compressor have not operated for 10 minutes Unit will go into SLEEP TIME While Unit is in SLEEP TIME agitator motor will operate every 10 minutes for 30 seconds then stop SLEEP TIME will continue until either the refrigeration compressor or the carbonator motor start then agitator motor will operate continuously until both compressor and carbonator motor have been off for 10 minutes SLEEP TIME cycle will again occur 45 315221004 WARRANTY IMI Cornelius Inc warrants t
14. for leak and repair if evident 14 Install front access panel on Unit WARNING CO displaces oxygen Strict attention must be observed in the prevention of carbon dioxide gas leaks in the entire and soft drink system If gas leak is suspected particularly in a small area immediately ventilate the contaminated area before attempting to repair the leak Personnel exposed to high concentration of CO gas will experience tremors which are followed rapidly by loss of consciousness and suffocation REPLENISHING CO SUPPLY NOTE When indicator on CO cylinder primary CO regulator assembly 1800 psi gauge is in shaded change cylinder portion of dial CO cylinder is almost empty and should be changed 31 315221004 1 Fully close clockwise CO cylinder valve 2 Slowly loosen primary CO regulator assembly coupling nut allowing CO pressure to escape then remove regulator assembly from empty CO cylinder 3 Unfasten safety chain and remove empty CO cylinder COUPLING NUT PRIMARY ajo OR B BIO 1800 PSI GAUGE SAFETY CHAIN WARNING To avoid personal injury and or property damage always secure CO cylinder in upright position with safety chain to prevent it from falling over Should valve become accidentally damaged or broken off CO cylinder can cause serious personal injury 4 Position cylinder a
15. to the dispensing valve Carbonated water tank CO gas head pressure pushes carbonated water from the tank to the dispensing valve Syrup and carbonated water meet simultaneously at the dispensing valve resulting in a carbonated drink being dispensed A still noncarbonated drink is dispensed in the same manner as the carbonated drink except plain water is substituted for carbonated water Dispenser P N 475136120 Six Flavor Unit with Integral Built In Carbonator with Low Carb No 4 Dispensing Valve See Figure 3 This Unit operates in much the same way as the standard Units with integral built in carbonators No 4 dis pensing valve is set up to dispense a low carb drink by connecting a low carb remote carbonator to the No 4 dispensing valve water inlet line or plain water may be connected to the water line to dispense a still non car bonated drink UNITS WITH INTEGRAL BUILT IN CARBONATORS AND SYRUP PUMPS See Figure 4 A CO cylinder delivers carbon dioxide 2 gas through an adjustable CO regulator to the syrup pumps also the integral built in carbonator located inside the Unit Plain water enters the carbonator carbonated water tank and is carbonated by regulated CO gas pressure also entering the tank Opening one of the dispensing valves causes the CO operated syrup pump associated with that valve to operate which pumps syrup from the syrup bag in box through the Unit cooling coil and on to the dispensing v
16. to the plain water valve will be activated only when the optional jumper wires are connected between the plain water valve and connector on the refrigeration deck see ACTIVATING PLAIN WATER PRESSURE BOOSTER OR PLAIN WATER WAKEUP OPTIONS for instructions to install optional jumper wires ACTIVATING PLAIN WATER PRESSURE BOOSTER OR PLAIN WATER WAKEUP OPTIONS All Units with integral built in carbonators the capability of being configured to dispense non carbonated still drinks s The No 3 dispensing valve on the Five Flavor Unit can be plumbed from carbonated to plain water and No 4 or No 3 and No 4 dispensing valves on the Six Flavor Units can be plumbed to dispense non carbonated still drinks see Figure 1 NOTE To activate the plain water booster or the plain water wakeup option on the five or six flavor Unit with integral carbonator optional jumper wires must be connected between the dispensing valve s that will be dispensing noncarbonated drink s and the control board The optional jumper wires P N 3233 for the five flavor Unit or P N 3153 for the six flavor Unit may be ordered from IMI Cornelius Inc PLAIN WATER PRESSURE BOOSTER OPTION This plain water pressure booster option is used when activated if more than 1 25 oz sec plain water flow rate at the dispensing valve s is desired Each time the dispensing valve s is activated the carbonated water pump will start and raise the water flow rate at the valve from 2 5 to 3
17. tube swivel nut connection distorted from being overtightened restricting syrup flow 40 Remedy Adjust Water to Syrup Ratio as instructed Adjust CO regulator for syrup tanks as instructed Adjust syrup pumps CO regulator as instructed Connect syrup supply into syrup system Securely connect syrup supply container into syrup system Adjust syrup tanks secondary CO regulator as instructed Adjust syrup pumps regulator as instructed Sanitize syrup system as instructed Replace syrup supply as instructed Repair dispensing valve syrup flow control Replace tapered gasket make sure it is properly seated Trouble ADJUSTMENT OF A DISPENSING VALVE SYRUP FLOW REGULATOR DOES NOT DECREASE TO DESIRED WATER TO SYRUP RATIO DISPENSED PRODUCT A CARBONATION TOO LOW B C DISPENSED PRODUCT A COMES OUT OF DISPENSING VALVE CLEAR BUT FOAMS IN CUP OR GLASS B Probable Cause Dirty or inoperative dispensing valve syrup flow control Carbonator regulator out of adjustment for existing water conditions or temperature Air in carbonated water tank Water oil or dirt in supply Oil film or soap scum in cups or glasses Ice used for finished drink is sub cooled Remedy Disassemble and clean dispensing valve syrup flow control Adjust carbonator CO regulator as instructed Vent air from carbonated water tank by dispensing from disp
18. 38 LIST OF TABLES TABLE 1 DESIGN DATA 2 315221004 GENERAL INFORMATION SAFETY INFORMATION RECOGNIZE SAFETY INFORMATION This is the safety alert symbol When you see this symbol on our machine or in this manual be alert to the potential for personal injury Follow recommended precautions and safe operating practices UNDERSTAND SIGNAL WORDS A signal word DANGER WARNING OR CAUTION is used with the safety alert symbol DANGER identi A DANG E R fies the most serious hazards Safety signs with signal word DANGER or WARNING A are typically near specific hazards WA R N General precautions are listed on CAUTION safety signs CAUTION also calls attention to safety mes A CAUTI sages in this manual FOLLOW SAFETY INSTRUCTIONS Carefully read all safety messages in this manual and on your unit Keep safety signs in good condition Re place missing or damaged safety signs Learn how to operate the machine and how to use the controls properly Do not let anyone operate the ma chine without instructions Keep the equipment in proper working condition Unauthorized modifications to the equipment may impair the function and or safety and affect equipment life CLAIMS INSTRUCTIONS WARRANTY REFERENCE INFORMATION Claims In the event of shortage notify the car to be filled out by Service Person Unit Part Number Serial Number rier as well as I
19. 6 3 312419 4 312415 5 312418 6 317963 Body LIQUID CHECK VALVE ASS Y 7 Wipe each part with a clean lint free cloth Inspect each part especially the ball for burrs nicks corrosion de terioration and other damage Discard ball seat and any damaged or suspicious parts and replace with new parts during reassembly 8 Reassemble check valves as shown in illustration ALWAYS INSTALL NEW BALL SEAT QUAD RING P N 312418000 NOTE Make sure when assembling check valves together check valve female end with white tapered gas PRIMARY REGULATOR CYLINDER ket inside is on inlet side of double liquid check valve assembly 9 Assemble check valves together as shown in illustration 10 Make sure white tapered gasket is in place inside female end of double check valve assembly then install double check valve on cooling coil fitting 11 Connect the carbonated water tank inlet line to the double liquid check valve assembly outlet 29 12 13 14 15 16 19 Connect water inlet and water outlet tubes to water pump water inlet and water outlet fittings Place water pump assembly in position on the Unit cabinet then secure pump assembly to cabinet with two screws removed in preceding step 2 Unit With Built In Syrup Pumps A Place syrup pump assembly in position on water pump assembly B Secure syrup pump assembly D to
20. AIN WATER BOOSTER wakes up agitator motor and starts water pump which increases plain water pressure to the plain water valve will be active only when optional jumper wires are connected between the plain water valve and connector on the refrigeration deck see ACTIVATING PLAIN WATER PRESSURE BOOSTER OR PLAIN WA TER WAKEUP OPTIONS for instructions to install optional jumper wires 315221004 34 Mode 3 Option see illustration C If Mode 2 is selected and jumper block is plugged into the 3 socket connector as shown in illustration B SLEEP and PLAIN WATER WAKEUP will be activated SLEEP is entered during periods of refrigeration compressor and carbonator water pump inactivity If compressor and carbonator water pump motor have not been operating inactive for ten 10 minutes the Unit will go into SLEEP MODE While the Unit is in SLEEP MODE the agitator motor will be cycled on every ten 10 minutes and operate for thirty 30 seconds then stop SLEEP MODE will continue until either the refrigeration compressor carbonator water pump motor or the plain water valve become active Once active the agitator motor will operate continuously until the refrigeration compressor and the carbonator water pump have turned off and been inactive for ten 10 minutes SLEEP MODE will again occur PLAIN WATER WAKEUP wakes up agitator motor only and does not start water pump to increase water pres sure
21. ER K1 COMPRESSOR RELAY I J1 j I J2 511 014 515 D12 AMBER LED E AGITATOR MOTOR Q6 AGITATOR TRIAC ge 912 06 J11 LINE VOLTAGE T CONNECTOR J5 013 a Q5 CARBONATOR TRIAC el AND HEAT SINK 2 G 05 F1 CARBONATOR FUSE 5 J10 gaq JTI SLOW BLOW MAX D13 RED LED CARBONATOR 95 J10 24V POSER MOTOR TEMPERATURE CONNECTOR SENSOR CONNECTOR J6 ICEBANK CONDUCTIVITY U6 LOW VOLTAGE REG SENSOR CONNECTOR AND HEATSINK MODE JUMPE C r ON B es MODE 1 NO SLEEP MODE W PLAIN WTR BOOST c Eu MODE 2 SLEEP MODE W PLAIN WTR BOOST MODE 3 SLEEP MODE W PLAIN WTR WAKEUP D11 CARBONATOR STATUS L E D ILLUMINATION WHEN TANK NEEDS FILLING L E D FLASHES WHEN CARBONATOR FAULT DETECTED SEE SERVICE MANUAL CARBONATOR SECTION FOR DIAGNOSTIC STEPS D12 AGITATOR MOTOR L E D ILLUMINATES WHEN POWER APPLIED TO MOTOR D13 CARBONATOR MOTOR L E D ILLUMINATES WHEN POWER APPLIED TO MOTOR D14 ICEBANK STATUS L E D ILLUMINATION WHEN PROBES NOT COVERED BY ICE L E D FLASHES WHEN AN ICEBANK FAULT DETECTED SEE SERVICE MANUAL ICEBANK SECTION FOR DIAGNOSTIC STEPS D15 COMPRESSOR MOTOR L E D ILLUMINATES WHEN POWER APPLIED TO MOTOR F1 CARBONATOR FUSE UNPLUG LINECORD BEFORE REPLACING FUSE U4 MICROPROCESSOR amp MEMORY LABEL IDENTIFIES PROGRAM REVISION LEVEL FIGURE 8 CONTROL BOARD DIAGNOSTIC DECAL 39 315221 004 TROUBLESHOOTING
22. FLAVOR CHANGE A ias 32 SELECTING SLEEP MODE OPTIONS UNITS WITH INTEGRAL CARB ONATORS aus ha lana echt stan A as codes tu teen Qu fc eot taa s 33 SELECTING SLEEP MODE OPTION 33 SLEEP MODE OPTION 33 ACTIVATING PLAIN WATER PRESSURE BOOSTER OR PLAIN WATER WAKEUP OPTIONS ab aa odis aa emer a 34 PLAIN WATER PRESSURE BOOSTER OPTION 34 PLAIN WATER WAKEUP 34 TROUBLESHOOTING a ia aus eben 39 TROUBLESHOOTING POST MIX 39 WATER TO SYRUP RATIO TOO LOW OR TOO HIGH 39 ADJUSTMENT OF DISPENSING VALVE SYRUP FLOW REGULATOR DOES NOT INCREASE TO DESIRED WATER TO SYRUP RATIO 39 ADJUSTMENT OF DISPENSING VALVE SYRUP FLOW REGULATOR DOES NOT DECREASE TO DESIRED WATER TO SYRUP RATIO 40 DISPENSED PRODUCT CARBONATION TOO LOW 40 DISPENSED PRODUCT COMES OUT OF DISPENSING VALVE CLEAR BUT FOAMS IN CUP OR GLASS irasci redeo b ai Dub rel 40 DISPENSED PRODUCT PRODUCES FOAM AS IT LEAVES DISPENSING UTE MNT S 40 NO PRODUCT DISPENSED FROM ALL DISPENSING VALVES 41 ONLY CARBONATED WATER 41 ONLY SYRUP DISPENSED OY RR Ee LER ER RR 41 CARBONATOR NOT OPERATING
23. INTENANCE ON THE DISPENSER REFRIGERATION INTEGRAL CARBONATOR DECK LIFTING HANDLES PUMP amp MOTOR ASSEMBLY REFRIGERATION POWER SWITCH ACCESS HOLE p UP DISPENSING VALVES 6 7 CUP REST VALVE MOUNTING BLOCK P 4 FILL HOLE 2 PLUG CONNECTOR CARBONATOR MOTOR POWER CORD KEY LOCK SWITCH P DISPENSING VALVE LEVER DRIP TRAY i E d FIGURE 6 PARTS IDENTIFICATION SIX FLAVOR UNIT W SYRUP PUMPS SHOWN 315221 002 12 THIS PAGE LEFT BLANK INTENTIONALLY 13 315221004 SERVICE AND MAINTENANCE CAUTION Before shipping storing or relocating this Unit the syrup systems must be sanitized and all sanitizing solution must be purged from the syrup systems All water must also be purged from the plain and carbonated water systems A freezing ambient environment will cause residual water in the Unit to freeze resulting in damage to internal components HOOD AND FRONT PANEL REMOVAL HOOD REMOVAL Remove one screw securing hood on Unit then lift hood straight up off Unit FRONT ACCESS PANEL REMOVAL Remove front access panel by lifting panel up then pull out on bottom PERIODIC INSPECTION 1 Check refrigeration condenser coil for obstructions and dirt DO NOT place objects on top of hood Restricting circulating air in and out of Unit will decrease its cooling efficiency 2 Check dispensing valves for dripping that indicates leaking and repair as necessary
24. ISPENSER USE CAUTION UNPLUG UNIT POWER CORD FROM ELECTRICAL OUTLET BEFORE PERFORMING INTERNAL MAINTENANCE ON THE DISPENSER 23 315221004 2 Unplug Unit power cord from electrical outlet 3 Loosen screw securing hood to Unit then lift hood up to remove 4 Remove plug from drop in refrigeration assembly platform water fill hole 3 5 Using a flashlight inspect ice water bath and ice bank for cleanliness Ice water bath should be clear and ice bank free of foreign particles 6 If cleaning of water tank is necessary refer to CLEANING WATER TANK in this section NOTE Use low mineral content water if a local water problem exists Do not use distilled or deionized wa ter 7 Fill water tank with clean water until water runs out of water tank overflow hose into the drip tray 8 Install plug in water fill hole 9 Install Unit hood and secure with screw 10 Plug Unit power cord into electrical outlet 11 Place control board power switch in ON position Refrigeration compressor will start after a two minute built in time delay If water in water bath is above temperature of 60 F the agitator motor will not operate until the re frigeration system has cooled the water down to below 60 F Agitator motor will then start and operate CAUTION Never use an ice pick or other instrument to remove ice from the drop in refrigeration assembly evaporator coils Such practice can result in a punctured refrigeration circ
25. MI Cornelius Inc immediately In the event of damage notify the carrier IMI Cor nelius Inc is not responsible for damage occurring in transit but will gladly render assistance necessary to pursue your claim Merchandise must be inspected for con Install Date cealed damage within 15 days of receipt g y P Local Authorized Service Center IMPORTANT To the user of this manual This manual is a guide for servicing and maintaining this equipment Refer to table of contents for page location of detailed information pertaining to questions that arise during service and maintenance or troubleshooting of this equipment 1 315221004 and all sanitizing solution must be purged from syrup coils All water must be purged from carbonated and plain water systems and ice bank melted and all water drained from water tank A freezing ambient environment will cause residual water remaining inside Unit to freeze resulting in damage to internal components CAUTION Before shipping storing or relocating Unit syrup systems must be sanitized 315221004 2 UNIT DESCRIPTION The Units are in three configurations The first model either a five or a six flavor is equipped with an integral built in carbonator The second model either a four five or a six flavor is equipped with an integral built in carbonator and built in syrup pumps that provide syrup to the Unit The third model also a five or six flavor re quires connection to a re
26. PERO 15 LEV DISPENSING VALVE eR Let Van Fan Gs 16 ADJUSTING DISPENSING VALVE WATER TO SYRUP RATIO OF DISPENSED PRODUCT Gate e aia MOS ea oid tasse eere 17 SF 1 DISPENSING VALVE Js zorra ature ipo Perd aes 17 LEV DISPENSING VALVE si EO ok ea 18 CLEANING AND tetti b bon Padi teas bo 18 DAILY CLEANING OF UNIT L as hc m Du 18 SANITIZING POST MIX SYRUP SYSTEMS 19 CLEANING DROP IN REFRIGERATION ASSEMBLY CONDENSER COIL 21 CHECKING ICE WATER BATH 22 CLEANING WATER TANK icti m cen Fade can 23 CARBONATOR WATER PUMP YEARLY MAINTENANCE OR AFTER WATER SYSTEM DISRUPTION ado tester a in a tid het 25 SERVICING WATER PUMP WATER INLET STRAINER SCREEN 25 315221004 TABLE OF CONTENTS cont d Page SERVICING DOUBLE LIQUID CHECK VALVE ASSEMBLY 27 SERVICING CO2 SYSTEM CO2 GAS CHECK VALVES 29 SERVICING UNIT CO2 INLET LINE GAS CHECK VALVE UNIT WITH INTEGRAL 29 REPLENISHING CO2 SUPPLY 30 REPLENISHING SYRUP SUPPLY 31 SYRUP TANK SYRUP SUPPLY aat is eta ei reed 81 SYRUP SUPPLY 32 SYRUP
27. VALVE CONT D Probable Cause Dirty water supply F Remedy Check water filter Replace cartridge See NOTE NOTE If water supply is dirty be sure to flush lines and carbonated water tank completely NO PRODUCT DISPENSED A FROM ALL DISPENSING VALVES ONLY CARBONATED WATER A DISPENSED ONLY SYRUP DISPENSED A Dispensing valves keyed lock out switch in OFF position No electrical power to Unit Dispensing valves power cord disconnected Disconnected or broken wiring to dispensing valve Inoperative transformer or dispensing valve solenoids Out of syrup Inoperable dispensing valve Dispensing valve syrup flow control not properly adjusted Dispensing valve syrup flow control or syrup lines restricted Water inlet supply line shutoff valve closed Carbonator not operating Inoperative carbonated water tank liquid level control assembly Inoperative water pump or water pump motor TROUBLESHOOTING CARBONATOR UNIT INTEGRAL CARBONATOR Trouble CARBONATOR NOT A OPERATING 315221004 Probable Cause supply depleted Water supply to carbonator disrupted Control board has shut down 5 minute max operating time 42 A A B Place keyed lock out switch in ON position Plug in Unit power cord or check for blown power fuse or tripped circuit breaker Connect dispensing valves power cord Connect or replace wiring Replace in
28. aces of the Unit with a sponge Rinse out the sponge with clean water then wring excess water out of the sponge and wipe off all external surfaces on the Unit Wipe Unit dry with a clean soft cloth DO NOT USE ABRASIVE CLEANERS Remove nozzle and syrup diffusers from the dispensing valves Place nozzles and syrup diffusers in sanitizing solution Wash the nozzles and syrup diffusers in sanitizing solution then rinse them with potable water Re install nozzles and syrup diffusers back on the dispensing valves SANITIZING POST MIX SYRUP SYSTEMS IMPORTANT Only qualified Service Personnel should perform sanitizing procedure on the post mix syrup systems The post mix syrup systems should be sanitized every 90 days using a non scented household liquid bleach con taining a 5 25 sodium hypochlorite concentration Proceed as follows to sanitize the post mix syrup systems 1 2 Disconnect syrup supplies from syrup systems Rinse quick disconnects syrup tanks systems or bag in box connectors syrup bag in box systems in warm potable water STEP 1 WASH SYRUP SYSTEMS 3 7 Using a clean syrup tank syrup tank system or a five gallon container bag in box system prepare a full tank or container of liquid dishwasher detergent by using 70 F 21 C to 100 F 38 C potable water and 0 5 oz 15 ml of liquid dishwasher detergent to one gallon of potable water Stir detergent solution to thoroughly mix the solution Sy
29. al Built In Carbonator Carbonator water pump water inlet strainer screen and double liquid check valve assembly must be inspected and cleaned at least once a year under normal circumstances and after any water system disruption plumbing work earthquake etc SERVICING WATER PUMP WATER INLET STRAINER SCREEN 1 Unplug Unit power cord from electrical outlet Loosen screw securing hood to Unit then lift up hood to remove Close shutoff valve in plain water line connected to the Unit Ere eos Io Note pressure setting on primary CO regulator then turn regulator adjusting screw to the left counterclock wise until gauge reads 0 psig 5 Pull up on carbonated water tank relief valve ring until pressure has been released from the tank then re lease relief valve 315221004 26 6 Unit With Built In Syrup Pumps A Remove four screws two on each end of the syrup pump assembly securing the syrup pump assembly D to the water pump assembly B Very carefully roll the syrup pump assembly forward and allow to rest on the dispensing valves 7 Loosen screen retainer the pull screen retainer and strainer screen from the water pump PRIMARY REGULATOR SYRUP PUMP ASS Y CYLINDER RETAINER O RING CARBONATED WATER TANK RELIEF VALVE RING 8 Pull screen from screen retainer Clean any sediment from the screen retainer and the water pump retai
30. alve Carbonated water tank CO gas head pressure pushes carbonated water from the tank to the dispensing valve Syrup and carbonated water meet simultaneously at the dispensing valve resulting in a carbonated drink being dispensed A still non car bonated drink is dispensed in the same manner as the carbonated drink except plain water is substituted for carbonated water UNITS WITH 3 2 1 COIL CONFIGURATIONS REQUIRING CONNECTION TO REMOTE CARBONATORS see Figure 5 The three Unit water inlet lines may be connected to either plain water or carbonated water remote carbonator source lines Plain or carbonated water connected to No 1 water inlet line will allow No 5 valve to dispense ei ther a still noncarbonated or a carbonated drink Plain or carbonated water connected to No 2 water inlet line will allow No 3 and No 4 valves to dispense either still noncarbonated or carbonated drinks Plain or carbon ated water connected to No 3 water inlet line will allow No 1 2 and No 6 valves to either dispense still non carbonated or carbonated drinks A syrup tank system or a syrup bag in box syrup pump system may be con nected to the Unit to provide syrup supply to the Unit UNIT SHUT DOWN AND START UP PROCEDURES UNIT SHUT DOWN PROCEDURE 1 Place control board power switch in OFF position to shut the Unit down THIS SWITCH IS AN ON OFF SWITCH AND CONTROLS ONLY THE 24 VAC LOW VOLTAGE POWER SOURCE TO THE CONTROL BOARD HIGH VOLTAGE
31. d dispensing valve as follows A Place waste container under applicable dispensing valve B Activate the dispensing valve for one minute to purge all water from and install sanitizing solution in the syrup system and dispensing valve C Continue to activate the dispensing valve in cycles ON for 15 seconds OFF then ON for 15 sec onds Repeat ON and OFF cycles for 15 cycles Repeat steps13 and 14 to flush water out of and install sanitizing solution in the remaining syrup systems and dispensing valves Remove sanitizing solution source from the syrup system Allow sanitizing solution to remain in the syrup systems for not less than 10 or no more than 15 minutes max contact time STEP 4 WATER FLUSH SYRUP SYSTEMS 18 19 WARNING Flush sanitizing solution from the syrup systems as instructed Residual sanitizing solution left in the syrup systems could create a health hazard Fill syrup tank syrup tank system or a five gallon container bag in box system with potable water Syrup Tank Systems Connect syrup tank containing potable water pressurized at 60 to 80 psi into one of the syrup systems Bag in Box Syrup System 21 315221004 Place all bag in box syrup containers syrup outlet tubes in container containing potable water 20 Flush sanitizing solution from the syrup system and the dispensing valve as follows A Place waste container under applicable dispensing valve
32. e or tripped circuit breaker Low voltage Loose disconnected or broken wiring 43 NOTE After completing repairs place control board power switch on Remedy Connect electrical wiring to water level probe See NOTE Replace fuse 5 amp slo blow max Replace probe See NOTE Replace pump or motor Replace control board top of Unit in OFF position Remedy Refer to manual provided with your carbonator Remedy No refrigeration called for Fill water tank with water as instructed Place control board power switch in OFF position will be a built in 2 minute time delay before refrigeration compressor starts Plug in power cord Electrically connect or replace inoperable sensor Replace fuse or reset circuit breaker NOTE Fuse or circuit breaker are not part of unit Voltage must be at least 103 volts 115 VAC unit or 208 230 VAC unit at compressor terminal when compressor is trying to start Tighten connections or replace broken wiring 315221004 Trouble Probable Cause Remedy REFRIGERATION l Overload protector cut out Compressor will cool enough to COMPRESSOR DOES NOT overheated compressor restart Do not overdraw cooling OPERATE CONT D Condenser fan motor not capacity of Unit Refer to operating as required CONDENSER FAN MOTOR NOT OPERATING in this section J Inoperative overload protector J Replace inoperative part or start rela
33. e ratio is correct when the water and syrup levels are even in both chambers 7 If the syrup level is below that of the water as in the illustration then the syrup flow regulator must be adjusted clockwise to increase the syrup flow rate If the syrup level is above that of the water then the syrup flow regu lator must be adjusted counterclockwise to decrease the syrup flow rate 8 When making adjustments always adjust the syrup flow regulator 1 4 turn at a time then retest the ratio Ad justments greater than 1 4 turn will only cause delays in reaching the desired ratio WATER LEVEL SYRUP LEVEL e I NOZZLE BY PASS TUBE SYRUP FLOW REGULATOR WATER CHAMBER SYRUP 4 CHAMBER 2 315221004 18 LEV DISPENSING VALVE Adjust the dispensed product Water To Syrup Ratio using ratio Cup and syrup separator as follows 1 Remove dispensing valve nozzle by turning nozzle counterclockwise and pulling down 2 Remove syrup diffuser by pulling straight down SYRUP ADJUSTING SCREW WATER LEVEL SYRUP LEVEL io SYRUP DIFFUSER NOZZLE 3 Install syrup sepa
34. eens 2 THEORY OF OPERATION ibubesrtesejebeletgreser ste ie sed wb ected 3 UNITS WITH INTEGRAL BUILT IN CARBONATORS 4 UNITS WITH INTEGRAL BUILT IN CARBONATORS AND SYRUP PUMPS 4 UNITS WITH 3 2 1 COIL CONFIGURATIONS REQUIRING CONNECTION TO REMOTE 5 4 UNIT SHUT DOWN AND START UP PROCEDURES 4 UNIT SHUT DOWN PROCEDURE 4 UNIT START UP 5 SEEEP TIMES ue NA De o eee b eS eds 5 OPERATING CONTROLS 11 SERVICE AND MAINTENANCE 13 HOOD AND FRONT PANEL REMOVAL 13 HOOD telae Re ek aae 13 FRONT ACCESS PANEL REMOVAL 13 PERIODIC INSPECTION 13 ADJUSTING CARBONATOR CO2 REGULATOR 14 ADJUSTING CO2 REGULATOR FOR BAG IN BOX SYRUP SYSTEM 14 ADJUSTING SUGAR SYRUP TANKS SECONDARY CO2 REGULATORS 15 ADJUSTING LOW CALORIE DIET SYRUP TANK SECONDARY CO2 REGULATOR Gia hone honk Ni 15 MEASURING AND ADJUSTING DISPENSING VALVE CARBONATED WATER FLOW annette MEER Aaa cage EACH rS EUM 15 SF 1 DISPENSING VALVE a Rt Rer
35. ensing resumes SYRUP FLAVOR CHANGE NOTE The following instructions are applicable only when replenishing same flavor syrup Refer to SYR UP FLAVOR CHANGE when changing syrup flavor 1 Perform sanitizing procedure on syrup system flavor change will be made on 2 Connect full tank of new flavor syrup into syrup system 33 315221004 SELECTING SLEEP MODE OPTIONS UNITS WITH INTEGRAL CARBONATORS NOTE The Unit control board see Figure 7 is equipped with a sleep mode 3 socket connector and a 2 pin jumper block which when plugged into the 3 socket connector in different configurations allows the User to select the desired SLEEP MODE option The five and six flavor Units with integral carbonators are factory set to operate in either MODE 2 or MODE 3 option with SLEEP MODE active Please review this setting on the control board and select the required setting for your installation 3 SOCKET 271 2 PIN JUMPER BLOCK MODE 1 MODE 2 MODE 3 A B C SELECTING SLEEP MODE OPTION MODE OPTION INPUT DESCRIPTION CONFIGURATION O 1 No Sleep Mode W Plain Water Booster MODE 2 Input 1 Jumpered Sleep Mode W Plain Water Booster MODE 3 Input 2 Jumpered Sleep Mode W Plain Water Wakeup SLEEP MODE OPTION Mode 1 Option see illustration A If Mode 1 is selected and no jumper block is connected to the 3 socket connector as shown in illustration A the i
36. ensing valve to make carbonator water pump motor cycle on Remove contaminated CO Clean system lines regulators etc using mild detergent Install clean supply Use clean cups or glasses Do not use ice directly from freezer Allow ice to become wet before using Refer to following NOTE NOTE Crushed ice also causes dispensing problems When finished drink hits sharp edges of ice carbonation is released from dispensed drink DISPENSED PRODUCT A PRODUCES FOAM AS IT LEAVES DISPENSING VALVE Recovery rate of refrigeration System exceeded ice bank depleted A Allow ice bank to recover CAUTION The drop in refrigeration assembly condenser coil must be periodically cleaned Excessive accumulation of dust lint and grease on coil will restrict cooling air flow through coil and cause refrigeration system to overheat B C Condenser coil plugged Carbonator CO regulator pressure too high for existing water conditions or temperature Dispensing valve restricted or dirty Tapered gasket inside carbonated water line swivel nut connector distorted restricting carbonated water flow 41 B C Clean condenser coil as instructed Reduce carbonator CO regulator pressure setting Sanitize syrup system as instructed Replace tapered gasket Make sure gasket is properly seated 315221004 Trouble DISPENSED PRODUCT F PRODUCES FOAM AS IT LEAVES DISPENSING
37. er not in a storm drain then thoroughly rinse the inside and the outside of the container that was used for sanitizing solution to remove all sanitizing solution residue CLEANING DROP IN REFRIGERATION ASSEMBLY CONDENSER COIL Excessive accumulation of dust lint and grease on the drop in refrigeration assembly condenser coil will restrict air flow through the coil and cause a loss of cooling efficiency Perform the following procedure to clean the condenser Coil CAUTION The refrigeration assembly condenser coil must be cleaned every 30 days Excessive accumula tion of dust lint and grease on condenser coil will restrict air flow through the coil and cause refrigeration system to overheat Operating refrigeration system in an overheated condition will eventually lead to com pressor failure and will automatically void factory warranty Clean condenser coil as follows 1 Place control board power switch located under access hole in top of the hood in OFF position THIS SWITCH IS AN ON OFF SWITCH AND CONTROLS ONLY THE 24 VAC LOW VOLTAGE POWER SOURCE TO THE CONTROL BOARD HIGH VOLTAGE IS STILL PRESENT INSIDE THE DISPENSER USE CAU TION UNPLUG UNIT POWER CORD FROM ELECTRICAL OUTLET BEFORE PERFORMING INTERNAL MAINTENANCE ON THE DISPENSER 2 Unplug Unit power cord from electrical outlet 3 Loosen screw securing hood to Unit then lift hood up to remove 4 Unplug condenser fan motor power cord connector from mating Unit wiring harness co
38. esser flow Limit your adjustment to 1 4 turn at a time then recheck the flow rate Only the carbonated water flow rate is to be adjusted now Syrup flow rate is adjusted in the Ratio Adjustment section WATER ADJUSTMENT SCREW SYRUP DIFFUSER 17 315221004 ADJUSTING DISPENSING VALVE WATER TO SYRUP RATIO OF DISPENSED PRODUCT SF 1 DISPENSING VALVE NOTE Do not adjust the ratio of syrup to water until the water flow rate is properly adjusted Adjust the dispensed product Water To Syrup Ratio using Ratio Cup P N 311100000 and Syrup By Pass Tube P N 319540000 as follows 1 Install the syrup by pass tube on the dispensing valve by pushing the rubber end of the by pass tube up on the baffle inside the nozzle NOTE Refer to the manufacturer s recommendations on the syrup package for the proper Water To Syrup Ratio 2 Hold container under the dispensing valve nozzle and press the valve lever until syrup flows from the syrup by pass tube 3 Hold ratio cup under the dispensing valve so that the large water chamber of the cup is under the valve nozzle and the proper small chamber of the cup is under the by pass tube NOTE Set the ratio cup on a level surface for this step 4 Press the dispensing valve lever and dispense until large water chamber of the ratio cup is approximately 3 4 full of water 5 Set the ratio cup on a level surface and observe the levels in the water and syrup chambers 6 Th
39. g amp in water fill hole 18 Install Unit hood and secure with screw 19 Plug Unit power cord into electrical outlet Refrigeration compressor will start after a two minute built in time delay If water in water bath is above temperature of 60 F the agitator motor will not operate until the refrig eration system has cooled the water down to below 60 F Agitator motor will then start and operate WARNING The carbonator water pump water inlet strainer screen and double liquid check valve assembly must be inspected and cleaned at least once a year under normal circumstances and after any disruptions plumbing work earthquake etc to the water supply system that might cause turbulent erratic flow of water through the system A carbonator water pump with no screen or a defective screen in the strainer would allow foreign particles to foul the double liquid check valve assembly gas could then back flow into the water system and create a health hazard in the water system CARBONATOR WATER PUMP YEARLY MAINTENANCE OR AFTER WATER SYSTEM DISRUPTION Unit Connected To A Remote Carbonator The remote carbonator water pump water inlet strainer screen and double liquid check valve assembly must be in spected and cleaned at least once a year under normal circumstances and after any water system disruption plumbing work earthquake etc Refer to manual provided with the remote carbonator for servicing procedure Unit With Integr
40. hat all equipment and parts are free from defects in material and workmanship un der normal use and service For a copy of the warranty applicable to your Cornelius Remcor or Wilshire prod uct in your country please write fax or telephone the IMI Cornelius office nearest you Please provide the equipment model number serial number and the date of purchase IMI Cornelius Offices AUSTRALIA 210 RIVERWOOD NSW 2210 AUSTRALIA 61 2 533 3122 FAX 61 2 534 2166 AUSTRIA LANGEN FELDE 32 A 1222 VIENNA AUSTRIA 43 233 520 FAX 43 1 2335 2930 BELGIUM BOSKAPELLEI 122 B 2930 BRAASCHAAT BELGIUM 32 3 664 0552 FAX 32 3 665 2307 BRAZIL RUA ITAOCARA 97 TOMAS COELHO RIO DE JANEIRO BRAZIL 55 21 591 7150 FAX 55 21 593 1829 ENGLAND TYTHING ROAD ALCESTER WARWICKSHIRE B49 6 EU ENGLAND 44 789 763 101 FAX 44 789 763 644 FRANCE 71 ROUTE DE ST DENIS F 95170 DEUIL LA BARRE PARIS FRANCE 33 34 28 6200 FAX 33 1 34 28 6201 GERMANY CARL LEVERKUS STRASSE 15 D 4018 LANGENFELD GERMANY 49 2173 7930 FAX 49 2173 77 438 GREECE 488 MESSOGION AVENUE AGIA PARASKEVI 153 42 ATHENS GREECE 30 1 600 1073 FAX 30 1 601 2491 HONG KONG 1104 TAIKOTSUI CENTRE 11 15 KOK CHEUNG ST TAIKOKTSUE HONG KONG 852 789 9882 FAX 852 391 6222 ITALY VIA PELLIZZARI 11 1 20059 VIMARCATE ITALY 39 39 608 0817
41. he optional jumper wires to terminal on dispensing valve solenoid coil 9 Connect black electrical wire disconnected from dispensing valve solenoid coil in step 7 to piggy back terminal 10 If applicable repeat steps 6 through 9 to connect optional jumper wires to second dispensing valve that is con verted to be dispensing a noncarbonated drink 11 Install cover s on dispensing valve s 315221004 36 IMPORTANT All of the dispensing valves on the Units were factory adjusted at 1 25 oz sec water flow rate Dispensing valve s converted to dispense noncarbonated drink s must be readjusted to a water flow rate of from 2 5 to 3 oz sec to accommodate the plain water pressure booster option 12 On Unit that will be using the water pressure booster option adjust dispensing valve s that are converted to dispense noncarbonated still drink s to a water flow rate of 3 oz sec as instructed 13 Refer to SELECTING SLEEP MODE OPTION UNITS WITH INTEGRAL CARBONATORS to program the Unit for desired SLEEP MODE OPTION with plain water booster or plain water wakeup option 37 315221004 315221 004
42. in 75 F 225 Ambient Four 12 0z Drinks Min 40 F or below in 90 F 100 Ambient NOTE Number of 12 oz drinks dispensed 40 or below Starting With Stabilized Ice fe eee Refrigeration System Refrigerant Requirement R 134A 6 875 oz Ambient Operating Temperature 40 F to 110 F Electrical Requirements Operating Voltage See Unit Nameplate See Unit Nameplate THEORY OF OPERATION NOTE Refer to Figure 1 for optional dispensing valves dispensing configurations for UNITS WITH IN TEGRAL BUILT IN CARBONATORS see Figure 2 and 3 and UNITS WITH INTEGRAL BUILT IN CAR BONATORS AND SYRUP PUMPS see Figure 4 The five flavor Units may be configured to dispense all carbonated and no still noncarbonated drinks or four carbonated and one noncarbonated drink The six flavor Units may be configured to dispense five carbonated and one noncarbonated drinks four carbonated and two noncarbonated drinks or six carbonated and no non carbonated drinks 315221004 4 UNITS WITH INTEGRAL BUILT IN CARBONATORS Standard Units with Integral Built In Carbonators see Figure 2 A syrup tanks system or a bag in box syrup system may be connected to these Units to provide syrup supply to the Units Plain water enters the integral built in carbonator carbonated water tank and is carbonated by regulated gas pressure also entering the tank When dispensing valve is opened syrup is pushed through the Unit cooling coils and on
43. ing the drop in refrigeration assembly in the lower cabinet then very carefully lift the refrigeration assembly up out of the cabinet Allow ice bank to melt Hot water may be used to speed melting NEVEH USE AN ICE PICK OR OTHER INSTRUMENT TO REMOVE ICE FROM THE DROP IN REFRIGERATION ASSEMBLY EVAPORATOR COILS SUCH PRACTICE CAN RESULT IN A PUNCTURED REFRIGERATION CIRCUIT Using a fiber brush very carefully clean mineral deposit build up from agitator motor shaft and ice bank sensor Wash inside of the water tank and the drop in refrigeration assembly evaporator coils then rinse with clean water Install the plug securely in end of the water tank drain hose Very carefully install the drop in refrigeration assembly in the Unit cabinet and secure with three screws 25 315221004 12 Connect drop in refrigeration assembly power cord to it s mating connector 13 Connect carbonator tank sensor O wiring harness connector to it s mating wiring harness connector 14 Connect carbonator motor power cord connector 9 and dispensing valve wiring harness connector to their mating connectors on the drop in refrigeration assembly side panel 15 Remove plug from drop in refrigeration assembly platform water fill hole 16 Fill water tank with clean water until water runs out of water tank overflow hose into the drip tray Use low min eral content water if a local water problem exists DO NOT USE DISTILLED OR DEIONIZED WATER 17 Install plu
44. may be con nected to filtered plain water to dispense a still non carbonated drink from No 4 dispensing valve LINE LEGEND SYRUP PLAIN WATER 5 CARB WATER m FIGURE 3 FLOW DIAGRAM SIX FLAVOR UNIT P N 475136120 WITH INTEGRAL BUILT IN CARBONATOR SHOWN 00 122416 Ol GED EEE EE GEESE Ga PLAIN WATER COOLING COIL SYRUP COIL 6 san WATER PUMP 1 AND MOTOR PAU T UU Y 2 DOUBLE LIQUID CHECK VALVE n 2 a Y e el L CARBONATED WATER TANK 4 4 PLAIN WATER INLET INLET 9 a 4 Y m 6 d NOTE Syrup sources may either be a SYRUP INLETS SYRUP PUMP 6 bag in box system or a syrup tanks SEE NOTE system MANIFOLD DISPENSER PLAIN WATER 2 5 2 CARB WATER LU FIGURE 4 FLOW DIAGRAM SIX FLAVOR UNIT WITH INTEGRAL CARBONATOR AND BUILT IN SYRUP PUMPS 700 9 16 NOTE Syrup sources may either be a syrup bag in box system or a syrup tanks system LINE LEGEND SYRUP DISPENSER WATER SYRUP COIL 6 d COOLING COIL 4 gt 3 gt
45. mote carbonator CARBONATED 4 WATER TANK lt gt Table 1 Design Data Unit Part Numbers see Note 115V 60HZ 5 FL Remote Carbonator 3 2 1 Coil Configuration 6 FL Remote Carbonator 3 2 1 Coil Configuration 426005 426006 426015 6 FI Integral Carbonator Low carb No 4 dispensing valve CE approved 5 FI Integral Carbonator W Syrup Pumps 6 FI Integral Carbonator W Syrup Pumps 230V 60Hz High Torque Start 5 FL Remote Carbonator 3 2 1 Coil Configuration 6 FL Remote Carbonator 3 2 1 Coil Configuration 5 FI Integral Carbonator 6 FI Integral Carbonator 5 FI Integral Carbonator W Built In Syrup Pumps 6 FI Integral Carbonator W Built In Syrup Pumps 3 315221004 NOTE The five and six flavor remote carbonator 3 2 1 coil configuration models require a remote carbonator be connected to the dispenser to provide the carbonated water to the dispenser The five and six flavor Integral Models have an integral built in carbonator that provides carbonated water for the dispenser Table 1 Design Data cont d Weights approx Integral Built In Carbonator Unit 141 pounds Remote Carbonator Unit 8 2 1 Coil 121 pounds Configuration Ice Bank Weight 32 pounds Unit Capacity Water Tank No Ice Bank 10 gallons Integral Carbonator Water Pump 100 GPH integral Carbonator Water Tank Reserve a T T With Heigh Depth 2 Dispensing Rate Four 12 0z Drinks Min 40 F or below
46. nd secure with safety chain 5 Make sure gasket is in place inside primary CO regulator coupling nut then install regulator on CO cylinder 6 Open counterclockwise CO cylinder valve slightly to allow lines to slowly fill with gas then open valve fully to back seat valve Back seating valve prevents leakage around valve shaft REPLENISHING SYRUP SUPPLY NOTE The following instructions are applicable only when replenishing same flavor syrup Refer to SYR UP FLAVOR CHANGE when changing syrup flavor SYRUP TANK SYRUP SUPPLY see applicable Figure 2 or 4 1 Remove quick disconnects D from empty syrup tank 2 Check syrup drink tank quick disconnects for sticky or restricted operation Wash disconnects in warm water 3 Connect quick disconnects to a full syrup tank 315221004 32 y 4 BAG IN BOX SYRUP SUPPLY see Figure 4 1 Unscrew syrup outlet tube connector D from empty bag in box container connector O then remove empty con tainer Open flap on full bag in box container by sharply hitting it with the palm of your hand DO NOT USE A SHARP INSTRUMENT Pull bag in box container connector from the container then remove dust cap from the connector Rinse syrup outlet tube connector in warm water Screw syrup outlet tube connector on to bag in connector Make sure syrup tube is fully connected Dispense from dispensing valve to purge all air from the syrup system and until normal disp
47. ner port 9 Inspect screen for holes restrictions corrosion and other damage Discard damaged screen 10 Check O Ring on screen retainer Replace worn or damaged O Ring P N 315349 000 NOTE A screen should always be used otherwise particles could foul the double check valve 11 Install screen P N 315348000 in screen retainer then screw into water pump and tighten securely 12 Service double liquid check valve assembly refer to next paragraph Servicing Double Liquid Check Valve Assembly as instructed 27 315221004 RETAINING SCREW SERVICING DOUBLE LIQUID CHECK VALVE ASSEMBLY 6 Service water inlet strainer screen as instructed in previous paragraph before servicing the double liquid check valve assembly Disconnect water inlet tube and water outlet tube from water pump Remove two screws one on each end of the water pump assembly 9 securing the water pump assembly to the Unit cabinet Very carefully lift the water pump assembly up and lay it off to one side for access to the double liquid check valve assembly inside the water tank Disconnect carbonated water tank water inlet line from the double liquid check valve assembly outlet Then remove double check valve from tee fitting on the plain water cooling coil Disassemble each check valve as shown in illustration 315221004 28 NAME Washer 300 I D Quad Ring INDEX PART NO NO 1 317965 2 31219
48. nnector 315221004 22 10 11 Remove screw securing condenser fan motor bracket then drop condenser fan motor down and remove from Unit Vacuum or use a soft brush to clean underside of the condenser coil If available use low pressure com pressed air CONDENSER COIL CONTROL BOARD RETAINING POWER SWITCH SCREW jii CONDENSER FAN MOTOR BRACKET CONDENSER FAN MOTOR Clean dust and dirt from around the top of the refrigeration assembly Install condenser fan motor in Unit and secure with screw removed in step 5 Plug condenser fan motor power cord connector into Unit wiring harness mating connector Plug Unit power cord into electrical outlet Place control board power switch in ON position Refrigeration compressor will start after a two minute built in time delay Install hood on Unit and secure with screw CHECKING ICE WATER BATH A gurgle heard from Unit indicates water level in the water tank is low and more water should be added to the tank for maximum cooling Before adding more water ice water bath and ice bank should be checked for cleanliness and water tank coils checked for excessive mineral deposit build up 1 Place drop in refrigeration assembly power switch D located under access hole top of the hood in the OFF position THIS SWITCH IS AN ON OFF SWITCH AND CONTROLS ONLY THE 24 VAC LOW VOLT AGE POWER SOURCE TO THE CONTROL BOARD HIGH VOLTAGE IS STILL PRESENT INSIDE THE D
49. nte gral carbonator Unit will switch the agitator motor on to operate continuously SLEEP MODE will not be active but PLAIN WATER BOOSTER will be activated carbonator water pump starts and increases water pressure to the plain water valve when valve is activated only when optional jumper wires are connected between the plain water valve and the control board See ACTIVATING PLAIN WATER PRESSURE BOOSTER OR PLAIN WATER WA KEUP OPTIONS for instructions to install optional jumper wires Mode 2 Option see illustration B If Mode 2 is selected and jumper block is plugged into the 3 socket connector as shown in illustration B SLEEP MODE and PLAIN WATER BOOSTER will be activated SLEEP MODE is entered during periods of refrigeration compressor and carbonator water pump inactivity If compressor and carbonator water pump motor have not been operating inactive for ten 10 minutes the Unit will go into SLEEP MODE While the Unit is in SLEEP the agitator motor will be cycled on every ten 10 minutes and operate for thirty 30 seconds then stop SLEEP MODE will continue until either the refrigeration compressor carbonator water pump motor or the plain water valve become active Once active the agitator motor will operate continuously until the refrigeration compressor and the carbonator water pump have turned off and been inactive for ten 10 minutes SLEEP MODE will again occur PL
50. operative part Replenish syrup supply as instructed Repair dispensing valve Adjust dispensing valve syrup flow control as instructed Sanitize syrup system as instructed Open water inlet supply line shutoff valve Locate carbonator problem and correct Replace carbonated water tank liquid level control assembly Replace inoperative water pump or water pump motor Remedy Replenish CO supply Correct water supply problem Trouble CARBONATOR NOT OPERATING CONT D G Probable Cause Carbonated water tank water level probe electrical wiring disconnected Carbonator electrical fuse on control board blown PLACE CONTROL BOARD POWER SWITCH IN OFF POSITION BEFORE REPLACING FUSE Inoperative carbonated water tank water level probe Inoperative carbonator pump or motor Inoperative control board then place switch back into ON position to restart the Unit UNIT CONNECTED TO REMOTE CARBONATOR Trouble CARBONATOR NOT OPERATING TROUBLESHOOTING REFRIGERATION SYSTEM Trouble REFRIGERATION COMPRESSOR DOES NOT OPERATE A Probable Cause Carbonator not operating Probable Cause Ice bank sufficient No water in water tank Control board power switch on top of Unit in OFF position Unit power cord unplugged or drop in refrigeration assembly power cord unplugged Ice temperature sensor electrically disconnected No power source blown fus
51. ounces per second This option does wake up the agita tor motor from SLEEP MODE when plain water drink is dispensed PLAIN WATER WAKEUP OPTION This plain water option does not provide water pressure boost to the plain water dispensing valve This option does wake up the agitator motor from SLEEP MODE when plain water drink is dispensed Proceed as follows to install the optional jumper wires to activate the plain water booster or the plain water wakeup options 1 Loosen screw securing hood on Unit then lift hood up to remove 2 Remove cover s from dispensing valve s that are converted to be dispensing noncarbonated still drink s 3 Disconnect dispensing valves wiring harness connector from mating connector on drop in refrigeration assem bly side panel 4 Plug small terminal on end of the optional jumper wires into the bottom vacant terminal space in the dispensing valves wiring harness connector 5 Reconnect dispensing valves wiring harness connector to mating connector on drop in refrigeration assembly side panel 6 Route piggy back terminal end of the optional jumper wires to the dispensing valve that will be dispensing a noncarbonated drink 35 315221004 VALVE WIRING HARNESS DISPENSING VALVES WIRING HARNESS gt OPTIONAL JUMPER PIGGY BACK WIRES a DISPENSING VALVE 7 Disconnect black electrical wire from dispensing valve solenoid coil terminal 8 Connect piggy back terminal of t
52. rator on dispensing valve in place of the nozzle NOTE Refer to the manufacturer s recommendations on the syrup package for the proper Water To Syrup Ratio 4 Hold container under the dispensing valve nozzle and press the valve lever until syrup flows from the syrup separator Hold ratio cup under the dispensing valve syrup separator then press dispensing valve lever and dispense until large water chamber of the ratio cup is approximately 3 4 full of water NOTE Set the ratio cup on a level surface for this step 6 7 The ratio is correct when the water and syrup levels are even in both chambers If the syrup level is below that of the water as in the illustration then the syrup flow control must be adjusted clockwise to increase the syrup flow rate If the syrup level is above that of the water then the syrup flow con trol must be adjusted counterclockwise to decrease the syrup flow rate When making adjustments always adjust the syrup flow control 1 4 turn at a time then retest the ratio Adjust ments greater than 1 4 turn will only cause delays in reaching the desired ratio CLEANING AND SANITIZING DAILY CLEANING OF UNIT Remove cup rest from the drip tray Wash drip tray in place on the Unit then rinse drip tray with hot water allowing water to drain out through the drain hose Wash cup rest then rinse the cup rest with clean water Install cup rest in the drip tray 19 315221004 Clean all external surf
53. rup Tank Systems A Observe and note CO pressure setting on the syrup tanks CO regulator then re adjust CO regulator to 60 to 80 psi Pressurize syrup tank containing detergent solution to 60 to 80 psi B Connect detergent solution tank pressurized at 60 to 80 psi into one of the syrup systems Bag in Box Syrup Systems C Install bag valves cut from empty bag in box syrup containers on ends of syrup containers syrup outlet tubes connectors D Place all syrup outlet tubes with bag valves on their ends in container containing detergent solution Flush the syrup system and dispensing valve as follows A Place waste container under applicable dispensing valve B Activate the dispensing valve for one minute to purge all syrup and flush out the syrup system C Continue to activate the dispensing valve in cycles ON for 15 seconds OFF then ON for 15 sec onds Repeat ON and OFF cycles for 15 cycles Connect detergent solution to the remaining syrup systems and flush syrup out of the syrup systems as instructed in step 5 preceding Remove detergent solution source from the syrup system STEP 2 FLUSH SYRUP SYSTEMS 8 Syrup Tank Systems Connect syrup tank containing potable water pressurized at 60 to 80 psi into one of the syrup systems 315221004 20 Bag in Box Syrup System Fill five gallon container with potable water then place all bag in box syrup containers syrup outlet
54. rup tanks system PLAIN WATER INLET Ri Y CO INLET A COOLING COIL SYRUP COIL 6 BEN WATER PUMP AND MOTOR mE 4 EM hs CARBONATED WATER TANK CHECK VALVE Y Y SYRUP INLETS A SEE NOTE T I aa o DISPENSER LINE LEGEND SYRUP PLAIN WATER 2 4 DIET DRINK CARB WATER CO FIGURE 2 FLOW DIAGRAM SIX FLAVOR UNIT WITH INTEGRAL BUILT IN CARBONATOR SHOWN 100166916 PLAIN WATER COOLING COIL WATER PUMP AND MOTOR r r SYRUP COIL 6 i 1 U DOUBLE LIQUID CHECK VALVE 22 2 T J 7 16 E 3 CARBONATED 25 WATER TANK LL LJ STILL NON CARB SS OR CHECK VALVE LOW CARB DRINK A 4 PLAIN WATER INLET NO 4 DISPENSING CO INLET VALVE WATER INLET SEE NOTE 2 n gt 5 SYRUP INLETS NOTE 1 The syrup sources may either SEE NOTE 1 be a bag in box system or a syrup 6 tanks system ES d ka ey NOTE 2 The No 4 dispensing valve water inlet may be connected CEP ED GED c Ge me 0 to a low carb carbonator for low carb drink to be dispensed DISPENSER from No 4 dispensing valve or the water inlet line
55. then turn regulator adjusting screw to the left counterclock wise until gauge reads 0 psig Remove hood by removing one screw on top of hood then lift hood straight up off Unit 315221004 30 4 Pull up on carbonated water tank relief valve ring O until pressure has been released from tank then re lease relief valve 5 Remove Unit front access panel 6 by lifting panel up then pull out on bottom 6 Disconnect CO source inlet line from CO gas check valve 3 located on front of the Unit Remove check valve from steel inlet line which leads to the carbonated water tank 7 Disassemble clean and inspect internal parts of the CO gas check valve ALWAYS REPLACE BALL SEAT QUAD RING SEAL EACH TIME GAS CHECK VALVE IS SERVICED 8 Assemble the gas check valve then install check valve on the Unit 9 Connect CO source line to the CO gas check valve 10 Install hood on Unit and secure with screw 11 Turn primary CO regulator adjusting screw to the right clockwise until gauge indicates pressure setting noted in step 2 preceding PRIMARY REGULATOR CYLINDER D PO a QUAD RING 183294000 BALL d 83296000 SPRING 183297000 8 RETAINER amp 4 183298000 BODY 8 83295100 Quad ring seal must be replaced each time check valve is serviced 12 Plug Unit power cord into electrical outlet 13 Check
56. tubes in container containing potable water 9 10 11 Flush detergent solution out of the syrup system and dispensing valve as follows A Place waste container under applicable dispensing valve B Activate the dispensing valve for one minute to purge all detergent solution and flush out the syrup sys tem C Continue to activate the dispensing valve in cycles ON for 15 seconds OFF then ON for 15 sec onds Repeat ON and OFF cycles for 15 cycles Connect potable water source to the remaining syrup systems and flush detergent solution out of the syrup systems as instructed in step 9 preceding Remove potable water source from the syrup system STEP 3 SANITIZE SYRUP SYSTEMS 12 14 15 16 17 Using a clean syrup tank syrup tanks system or a five gallon container bag in box system prepare sanitiz ing solution using 70 F 21 C to100 F 38 C potable water and 0 5 oz 15 ml of non scented household liquid bleach that contains a 5 25 sodium hypochlorite concentration to one gallon of potable water This mix ture must not exceed 200 PPM of chlorine Stir sanitizing solution to thoroughly mix Syrup Tank Systems Connect sanitizing solution tank pressurized at 60 to 80 psi into one of the syrup systems Bag in Box Syrup System Place all bag in box syrup containers syrup outlet tubes in container containing sanitizing solution Sanitize the syrup system an
57. uit CLEANING WATER TANK NOTE The following instructions pertain to cleaning the water tank on Dispenser models with integral built in carbonators Water tank cleaning instructions for the nonintegral Dispensers requiring connec tion to a remote carbonator Dispenser models are nearly the same with exception of excluding instruc tions pertaining to the integral carbonator 315221004 24 1 2 10 11 Unplug Unit power cord from electrical outlet Extend water tank drain hose to a waste container or a floor drain Remove plug from end of the drain hose and allow water tank to drain CONTROL BOARD REFRIGERATION POWER SWITCH ac REFRIGERATION DECK LIFTING HANDLES CARBONATOR TANK SENSOR WIRING Q CARBONATOR MOTOR J POWER CORD e FILL HOLE PLUG WATER TANK FILL HOLE DISPENSING DISPENSING VALVE VALVE 6 WIRE HARNESS CARBONATOR TANK SENSOR PROBE KEY LOCK SWITCH CARBONATOR TANK RELIEF VALVE INTEGRAL CARBONATOR PUMP AND MOTOR ASS Y FRONT PANEL Remove hood by removing one screw on top of hood then lift hood straight up off Unit Disconnect the drop in refrigeration assembly power and the carbonator tank sensor 2 wiring harness connectors from their mating connectors Disconnect the carbonator motor power cord connector 9 and the Dispensing valves wiring harness connector from mating connectors on drop in refrigeration assembly side panel Remove three screws secur
58. water pump assembly with four screws Open shutoff valve in plain water line connected to the Unit Turn primary regulator adjusting screw to the right clockwise until gauge indicates pressure setting noted in step 4 of Servicing Water Pump Water Inlet Strainer Screen Plug Unit power cord into electrical outlet Check for water leaks and repair if evident Install hood on Unit and secure with screw SERVICING SYSTEM GAS CHECK VALVES The regulators and manifold gas check valves see applicable Figure 2 or 4 must be inspected and serviced at least once a year under normal conditions and after any servicing or disruption of the system AL WAYS REPLACE BALL SEAT QUAD RING SEAL EACH TIME GAS CHECK VALVES ARE SERVICED QUAD RING 183294000 BALL 83296000 SPRING je ah 83297000 RETAINER amp 4 183298000 BODY 8 00 Quad ring seal must be replaced each time check valve is serviced SERVICING UNIT INLET LINE GAS CHECK VALVE UNIT WITH INTEGRAL CARBONATOR The CO gas check valve located in the line behind the front access panel on Unit with integral carbona tor must be inspected and serviced at least once a year under normal conditions and after any servicing or disrup tion of the CO system Proceed as follows 1 2 3 Unplug Unit power cord from electrical outlet Note pressure setting on primary CO regulator
59. y K ice bank probe K Replace ice bank probe Water water bath becomes L Replace water bath water purified after operating in very high humidity for long time period M Inoperative control board M Replace control board NOTE During normal operation if carbonator or refrigeration compressor have not operated for 10 minutes Unit will go into SLEEP TIME While Unit is in SLEEP TIME agitator motor will operate every 10 minutes for 30 seconds then stop SLEEP TIME will continue until either the refrigeration compressor or the carbonator motor start then agitator motor will operate continuously until both compressor and carbonator motor have been off for 10 minutes SLEEP TIME cycle will again occur COMPRESSOR WILL NOT A Ice bank probe location A Place probe in proper location STOP AFTER SUFFICIENT incorrect ICE BANK IS PRODUCED B Ice temperature sensor B Replace ice temperature sensor inoperative C Control board inoperative C Replace control board COMPRESSOR OPERATES A Cooling capacity is exceeded A Reduce amount of drinks drawn CONTINUOUSLY BUT DOES by overdrawing per given time NOT FORM SUFFICIENT ICE BANK B Unit located in excessively hot Relocate Unit or check and if area or air circulation through necessary clean condenser coil condenser coil is restricted as instructed NOTE Ice bank freezes from bottom of the evaporator upward A refrigerant leak or insufficient

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