gt-installation-operation - Kold
Contents
1. L BIN THERMOSTAT TUBE GT5XX Installation START UP INSTRUCTIONS Consult the troubleshooting guide if variations from the following description of operation are noticed Mode Selector Switch l Move the ICE OFF WASH switch to the center OFF position Power and Water Supply Zi Be sure that condenser liquid W models or refrigerant lines and condenser Remote models are ready for use before turning poweron Turn on supply water and power Check for leaks in water liquid supply connections NOTE R MODELS ONLY The compressor will start immediately when power is applied regardless of the ICE OFF WASH switch position if the low side pressure is at or above the pump down controller cut in setting Be sure that the compressor stops when the low side pressure is between 5 and 15 psig Prime the Pump 3 Be sure that pump hoses are connected then put about one pint of clean tap water into the circulation system to lubricate the pump seal 508107002 5 Rev 02 05 Start the Ice Maker 4 Move the ICE OFF WASH switch to the WASH position and observe the water fill cycle and the pump running If all water plate distributor holes do not produce full streams and the appearance of air is evident in the tube pinch the plastic tube connected to the water solenoid valve outlet while water is running until the streams are full all the way across the distributor tube Water fill is complete when the water i2. BLACK GREEN KOLD DRAFT CLASSIC ICE CUBE MAKER B W BLACK WHITE BU BLUE GTS5X SERIES evo GRAY o ORANGE PK PINK R RED R W RED WHITE Ww WHITE L1 CONTACTOR L2 N Y YELLOW PUMP DOWN HIGH PRESSURE COIL Y BU YELLOW BLUE R ONLY CONTROLLER CUTOFF BU PN Y 0 YECEOW ORANGE T j S EK P w 115 V 60 HZ GROUND S BU 220 240 V 50 HZ CHASSIS N O CONTACTOR COMPRESSOR mm Be R o Q o BK a R S Y RUN CAPACITOR B G Y e gez 1 Ap ER S SOLENOID Es nra START CAPACITOR THERMOSTAT k COIL Pll ge Sr S0 fu M MOTOR START RELAY 15k OHM 2W B W SELF CONTAINED BK AIR COOLED ONLY MODELS icr UN COLTS CONDENSER CUTOFF BU e K FAN MOTOR R W lt ICE ae K B G LES LIQUID LINE SOLENOID Fo LIQUID LEVEL REMOTE CONDENSER Me one CONTROLLER LLC WASH MODELS B G o o INPUT PUMP amp DEFROST det Soy SWITCH p Y y o LY NP N C O WATER PUMP zu R P is N C 5 R LLC RELAY N o Re Li js E R ONLY BK 7 A amp W N 0 9 EU ONLY RELAY 1 393 1 JG R Ai S DEFROST VALVE aoa ALTERNATE E N ES FULL RINSE 98 S B G CONNECTION PK MZ pes COLD WATER THERMOSTAT Z o CAPACITOR BK 115 V E 8 R 230 V 2 R A D 0 ACTUATOR B C ACTUATOR ry MOTOR THERMOSTAT BK so mo o o Y ACTUATOR SWITCH RELAY 1 Y O bad SO p R ONLY WATER VALVE 6 1 0 GAL MIN amp 3 8 L MIN 4 05
3. KOLD DRAFT BILCLASSIC GT Ice Maker Models Installation and Operation Instructions CHECK FOR FREIGHT DAMAGE BEFORE PROCEEDING Even though damage to the carton may not be evident check for hidden damage and if found contact the freight carrier immediately to file a claim THIS EQUIPMENT MUST BE INSTALLED IN COMPLIANCE WITH ALL APPLICABLE FEDERAL STATE PROVINCE AND OR LOCAL PLUMBING ELECTRICAL AND HEALTH SANITATION CODES AND REQUIREMENTS Failure to understand and follow these instructions could lead to the following Risks and Damage CAUTION RISK OF PERSONAL INJURY PROPERTY DAMAGE EQUIPMENT FAILURE OR FIRE Refer all maintenance to qualified personnel Never operate this equipment with covers panels or other parts removed or not properly secured Warn all users to clean up all spills immediately keep storage bin doors closed and report any leaks or unusual sounds to responsible maintenance personnel Use suitable lifting techniques and watch for sharp edges Failure to follow all installation specifications and instructions may cause improper operation and equipment damage or fire 1525 East Lake Road Erie PA 16511 1088 www kold draft com Phone 814 453 6761 Fax 814 455 6336 2005 KDIndustries Inc Erie PA U S A 508107002 1 Rev 02 05 Installation Specifications Ampacity Minimum ampacity does not indicate typical running current value Refer to equipment NAME PLATE data Use minimum ampacity val
4. SO we BIN S SOLENOID mae THERMOSTAT i bs START CAPACITOR K COIL o Yu O MOTOR START RELAY 15k OHM 2W AIR COOLED ONLY B W MANUAL RESET HIGH PRESSURE CUTOFF CONDENSER i FAN MOTOR 35W R W BU CONTACTOR COIL ICE A p o 5 6 VAER PSRS CONTROLLER LLC WASH a B G INPUT PUMP AND DEFROST SWITCH gt 4 Y WATER PUMP N C p R N C o di R co I BK LLC RELAY DEFROST VALVE t HU a a o R oa 8 6 S BU ALTERNATE FULL RINSE CONNECTION CES SEN ACTUATOR pl m THERMOSTAT R 230V e GY BK 115V 3 7 CAPACITOR B G ACTUATOR Y T BK a LLL o Y Y 8U ACTUATOR SWITCH WATER VALVE 9 00 0 0 6 GAL MIN 2 3 L MIN N W 115 V 60 HZ BR 208 230 V 60 HZ BU 220 240 V 50 HZ COLOR CODE BK BLACK B G BLACK GREEN 8 w BLACK WHITE BU BLUE GY GRAY 0 ORANGE PK PINK R RED R W RED WHITE W WHITE Y YELLOW Y BU YELLOW BLUE COLOR CODE BK BLACK WIRING DIAGRAM B G
5. g minimum clearances around the ice maker for ventilation and utility connections GT3XX Ice Makers GT5XX Ice Makers REAR 6 inches 8 inches RIGHT SIDE 6 inches 4 inches LEFT SIDE 6 inches 4 inches TOP 6 inches 8 inches Level Equipment 2 Level the bin with adjustable legs or by shimming if the bin is to be sealed to the floor If gaps due to shims are greater than 1 8 inch install a cove molding around the bin bottom Seal the bin or molding to the floor with NSF Certified RTV silicon sealant Dow Corning RTV 732 or equal Cabnet Panel Ice Chute and Drain Pan Removal Remove the cabinet panels as follows TOP GT3XX Lift the front edge and pull forward until the rear clip is disengaged from the chassis GT5XX lift the front edge and push backward until the rear catch is disengaged FRONT Remove the 4 screws at the bottom and front sides pull forward SIDES Pull forward and lift to disengage the clips from the chassis Remove the ice chute and drain pan Peel off the protective film from the ice maker and the bin exterior panels Gasket the Bin Top 5 Install gasketing on top of bin Gasket material must be positioned so that it extends to all the outside edges of the ice maker chassis Position the Ice Maker on the Bin Top 6 CAREFULLY place the ice maker onto the bin note the alignment of the mounting holes in the ice maker if mounting means holes are provided on the bin 1 4 20 capscrew
6. mostat s sensitivity towards so that the ice maker s shut off within 30 seconds after ice contacts the thermostat tube s 508107002 Rev 02 05 Clean Up 508107002 8 Discard ice from start up cycles then clean and sanitize the bin following the instructions provided with the bin Registration and Instructions 9 Complete and mail the Registration Certificate and leave this manual with the owner user Emphasize the CAUTION RISK OF PERSONAL INJURY NOTICE ON THE COVER OF THIS DOCUMENT 10 Reinstall the cabinet panels even if the ice maker will not be operated immediately WATER LEVELS CYCLE TIMES AND REFRIGERANT CHARGES MODEL NUMBER Values are for Air cooled model at 90 F air and 70 F water temperatures with ice maker adjusted to produce fully formed ice Greater ice capacity can be obtained by reducing the water fill level lowering the high level probe to produce ice with larger dimples A slight adjustment of the probe will result in a noticeable effect on dimple size The control stream will not rise over the dam with lower water fill levels than indicated above TYPICAL REFRIGERANT OPERATING CONDITIONS All pressures are psig LOW SIDE HIGH SIDE TIME R 404a oe Beginning of Approx 50 250 200 Min freeze cycle Subt be c todo 250 200 Min harvest Harvest 150 cycle 70to 150 Approx 150 Approx 150 Minimum All pressures may vary with operating conditions and adjustmen
7. n the liquid level control tube reaches the high level probe At this time observe that the water shuts off and that there are no water leaks dripping into the drain pan N CAUTION i Open the Water Plate 5 Pull the right end of the water plate down stretching the springs until the pump stops and hold the water plate down until the pump does not restart when the water plate is released The water plate will open fully to dump the batch of water previously taken in then close immediately The water plate should stop when it is fully closed and the water fill cycle will repeat Start Ice Production 6 After the water fill is complete move the ICE OFF WASH switch to the left ICE position and observe that the compressor and fan in A models starts and the water pump continues to run The refrigeration system operation should be checked during the first few cycles and any adjustments should be made at this time Initial ice making cycles may exhibit supercooling of the circulating water so that ice crystals form in the circulating water slush possibly stopping the flow momentarily If water goes over the control stream dam when circulation resumes after three 3 cycles close expansion 1 4 turn and cycle for a minimum of three 3 cycles if the problem persists repeat the previous step 7 Test the bin thermostat s by holding some ice against the bin thermostat tube s If necessary adjust the ther
8. r gap at each ice maker connection Liquid condenser coolant pressure drop Condenser coolant pressure drop may reach 20 psig during peak load with 85 F coolant temperature at recommended refrigerant high side pressure The condenser coolant water regulating valve may require adjustment due to variations in the coolant supply characteristics to provide optimum efficiency All models are intended FOR INDOOR USE ONLY with PERMANENT CONNECTION TO THE FIELD ELECTRICAL SUPPLY Note for GT5XX Series Only Remote air cooled condensers supplied by KOLD DRAFT may be installed outdoors and they require a separate electrical supply Other operating condition requirements Ice maker ambient air temperature MINIMUM 45 F MAXIMUM 90 F Remote condenser ambient air temperature CONSULT SERVICE MANUAL ce maker ambient temperatures less than 50 F may cause erratic bin thermostat operation Potable water and condenser liquid supply Temperature MINIMUM 45 F MAXIMUM 90 F Pressure MINIMUM 20 psig MAXIMUM 100 psig Potable water temperatures less than 50 F are likely to cause cold water thermostat operation see SERVICE MANUAL If regulator is used recommended setting is 30 to 50 psig 508107002 2 Rev 02 05 INSTALLATION NOTE For Stacked GT3XX installations refer to the specific stacking instructions before proceeding GT5XX ce maker cannot be stacked 508107002 I Position the ice storage bin with the followin
9. s are provided for securing the ice maker to bin Consult the ice bin installation instructions for for additional information 3 Rev 02 05 Install the Ice Chute and Drain Pan re Install the ice chute drain pan On the GT3XX installations route the drain tube assembly through the rear of the bin and clamp the tubing to the drain pan nipple NOTE To avoid the RISK OF CONTAMINATION OF ICE IN THE BIN provide separate unconnected drains for the ice maker and the bin Consult local codes for suitable connections to the building drains Water Supply 8 Purge the potable water supply line Remove Shipping Strap 9 Remove the water plate shipping strap Install Thermostat 10 GT3XX Install the insulated bin thermostat tube through the grommet in the right side wall of the frame along the wall through the grommet in the drain pan support Push the tube down as far as it will go Be careful not to kink the Thermostat tube when bending it Form it against your finger or other round object P BIN THERMOSTAT TUB GT3XX Thermostat Installation 508107002 4 Rev 02 05 GT5XX Install the insulated bin thermostat tube down the right front corner of the frame along the front rail under the right side drain pan flange through the bulb tube holder and down into the bin Be careful not to kink the_cap tube when bending it Form it against your finger or other round object BULB TUBE HOLDER DRAIN PAN
10. ts 104 F condensing temperature adjustable with coolant regulator valve id High side pressure at beginning of freeze cycle in A models is likely to be higher than pressures shown for W models Ter High side pressure just before harvest in A models in cool ambients is likely to be lower than pressures shown for W models See remote condenser charging requirements if lower than minimum shown 7 Rev 02 05 002 0 00 2 000 000 00 00 0 0 00 200 0 0 O0 O 508107002 Kold Draft Ice Maker Installation Checklist Are the ice makers and bin level Is there proper clearance around the machine for air circulation Have all electrical water and sewer connections been made Has the supply voltage been tested with the ice maker on a dedicated protected circuito Is the machine installed where ambient air temperatures will range from 45 to 90F 7 to 32C Is the machine installed where incoming water temperatures will range from 45 to 90F 7 to 32C Does the water supply provide a minimum 20 psig dynamic to maximum 100 psig static pressure Is there a separate drain line for the water cooled condenser Are there separate drain lines for the ice maker and bin Are the ice makers and bin drains vented Is the bin thermostat run correctly secured tested and positioned in the bin at the right level Is the gasket positioned between the perimeter of the ice maker and bin top Are the electrical lines free from contact
11. ue for sizing branch circuit conductors up to 25 feet length For conductor length over 25 feet up to 100 feet increase 1 AWG size Over 100 feet requires 2 or more AWG size increase Branch circuit protection Proper protection must be provided by either fuse s or HACR type circuit breaker s Each cuber must be provided with a separately protected circuit with no other load s A fused disconnect installed adjacent to each ice maker is recommended and may be required by local codes NORMAL protector size is based on rated voltage and operation at lower than extreme temperature limits When branch circuit conductors are sized to permit increasing the protector size up to the specified maximum may avoid nuisance protector opening under harsh operating conditions Water supply Minimum 20 psig supply pressure while the ice maker is filling is required Maximum supply pressure is 100 psig The water fill flow rate is 0 6 GRM for each GT3XX and 1 GPM for each GT5XX machine Backflow prevention is provided by an internal air gap accepted by NSF If additional protection is required by local codes any device s and installation of the same including specification and cost are the responsibility of the installation specifier Ice maker drain The size of the gravity drain for the ice maker rinse and purge water must not be reduced Individual drains from stacked ice makers may be discharged into a standpipe or manifold with a minimum 1 1 2 inch ai
12. with refrigerant lines and moving parts Are the drain pan and ice chute positioned properly and is the packing tape removed Has the start up process been completed with good ice quality Have you cleaned and sanitized the ice maker and bin Is the mode selector switch set to the ice position Are the cabinet panels secured Has the owner been instructed regarding cleaning maintenance and the high pressure reset button Has the owner completed the registration card Have you left the installation and operation manual Additional Remote Model Checklist Does the remote condenser fan operate properly Are the refrigeration lines run so they don t form a trap other than a service loop at the back of the ice maker or sit in water Is any excess tubing located indoors Is the refrigeration discharge line to the remote condenser insulated Is the system adequately charged considering ambient temperature line length amp condenser volume 8 Rev 02 05 WIRING DIAGRAM L1 KOLD DRAFT CLASSIC ICE CUBE MAKER EZ BK COMPRESSOR CHASSIS se GROUND N 0 contactor O TO R e R S 8 6 RUN CAPACITOR
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