Koldwave 5WK Series Page 10 Operation Manual Download | Manualshive

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10

5WK07 Unit Construction Side View

Compressor
Contactor

Compressor

Transformer

Discharge
Service
Access

Hard Start
Assembly

Accumulator

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Summary of Contents for 5WK Series

Page 1: ...TENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH THIS APPLIANCE MUST BE INSTALLED BY A LICENSED CONTRACTOR OR QUALIFIED SERVICE PERSONNEL READ THESE INSTALLATION OPERATING AND MAINTENANCE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR SERVICING THE UNIT WARNING INSTALL OPERATE AND MAINTAIN UNIT IN ACCORDANCE WITH MANUFACTURER S INSTRUCTIONS TO AVOID ANY DETERING FACTORS THAT MAY CAUSE PERSONAL INJU...

Page 2: ...CONSTRUCTION SIDE VIEW 15 5WK23 26 UNIT CONSTRUCTION BACK VIEW 16 5WK23 26 UNIT CONSTRUCTION LEFT VIEW 17 5WK36 UNIT CONSTRUCTION BACK VIEW 18 5WK36 UNIT CONSTRUCTION LEFT VIEW 19 UNIT OPERATION 20 UNIT POWER ON 20 FAN HI 20 FAN LO 20 COOLING HI 20 COOLING LO 20 HEATING HI HEAT PUMP UNIT 20 HEATING LO HEAT PUMP UNIT 20 TEMPERATURE SETTING 20 UNIT OFF 20 OTHER SETTINGS 20 COMPRESSOR OFF TIME 21 SEL...

Page 3: ...5WK26 208 230V 1 PH 26 5WK36 208 230V 1PH 27 TROUBLE SHOOTING GUIDE 28 TROUBLE SHOOTING GUIDE CONTINUED 29 TROUBLE SHOOTING GUIDE CONTINUED 30 TROUBLE SHOOTING GUIDE CONTINUED 31 TROUBLE SHOOTING GUIDE CONTINUED 32 TROUBLE SHOOTING GUIDE CONTINUED 33 ...

Page 4: ...r and water valve housed in one cabinet All Koldwave units except the 5WK07 are provided with heavy duty casters Two swivel locking casters prevent sliding two stationary casters provide handling ease for relocation The Koldwave 5WK07 is supplied with pads on the bottom of the unit To attain the proper control of the water flow rate entering the automatic water valve refer to the Specification and...

Page 5: ...ed at this time E 120 1 60 F 208 1 60 G 230 1 60 H 100 1 50 not used at this time J 220 1 50 not used at this time 8 CONFIGURATION C A Front Discharge with Adjustable Grilles 9 CONFIGURATION SS 1 Stainless Steel 2 Painted 5WK65 only 10 EVAPORATOR COIL EC A Standard Copper Aluminum E Electrofin Coated 11 CONDENSER COIL CC A Standard Copper Aluminum E Electrofin Coated Air Cooled Only N Cupro Nickel...

Page 6: ...loyed have plug configurations and receptacle requirements as shown in the chart above Modifications to the cord will void the product warranty Extension cords used with the Koldwave units should match the plug configuration of the service cord provided on the unit The extension cord must be equipped with an equipment grounding conductor grounding type attachment plug and a grounding type attachme...

Page 7: ...ater valve plate fittings This is easily accomplished through the quick connect hose kit provided with the unit Note The water connections must be made as shown in Figure A The unit will not operate properly if the connections are not in the correct orientation ...

Page 8: ...S 83 122 125 SHIPPING WEIGHT LBS 89 131 134 23 26 36 ELECTRIC DATA Voltage Phase Hertz 230 1 60 230 1 60 230 1 60 Amperage 10 10 14 2 Fuse Size Amps 15 15 20 Watts 2189 2189 2994 REFRIGERANT CHARGE R410A Ounces 39 39 42 WATER SUPPLY Minimum Water Pressure PSI 55 8 55 8 47 8 UNIT DIMENSIONS INCHES Height with Casters 28 75 28 75 33 25 Height without Casters 26 38 26 38 28 5 Width 36 36 43 5 Depth 1...

Page 9: ...e full service accessibility 5WK07 Unit Construction Back View Blower Wheel Housing Blower Motor Water Regulating Valve Condensate Pump Evaporator Coil Condenser Coil Condenser Water Outlet Condenser Water Inlet Condenser Drain Outlet Capacitor Suction Service Access ...

Page 10: ...10 5WK07 Unit Construction Side View Compressor Contactor Compressor Transformer Discharge Service Access Hard Start Assembly Accumulator ...

Page 11: ...4 Unit Construction Front View Evaporator Coil Blower Motor Condensate Drain Tube Control Panel Compressor Water Regulating Valve Condenser Coil Temperature Sensor Discharge Service Access Blower Wheel Housing ...

Page 12: ...12 5WK14 Heat Pump Unit Construction Front View Condenser Coil Reversing Valve Water Bypass Valve Discharge Service Access Accumulator Strainer Water Regulating Valve ...

Page 13: ...13 5WK14 Heat Pump Unit Construction Back View Reversing Valve Water Bypass Valve Discharge Service Access Compressor Condensate Pump ...

Page 14: ...14 5WK18 Unit Construction Back View Blower Motor Blower Wheel Housing Water Regulating Valve Compressor Accumulator Condenser Coil Evaporator Coil Discharge Service Access Suction Service Access ...

Page 15: ...15 5WK18 Unit Construction Side View Suction Service Access Compressor Hard Start Assembly Compressor Relay Discharge Service Access Capacitor Accumulator ...

Page 16: ...16 5WK23 26 Unit Construction Back View Blower Motor Blower Wheel Housing Condenser Coil Evaporator Coil Water Regulating Valve Compressor Accumulator ...

Page 17: ...17 5WK23 26 Unit Construction Left View Hard Start Assembly Reversing Valve Accumulator Condensate Pump Transformer Compressor Discharge Service Access Suction Service Access ...

Page 18: ...18 5WK36 Unit Construction Back View Blower Motor Blower Wheel Housing Compressor Water Regulating Valve Condenser Coil Evaporator Coil Blower Motor Capacitor ...

Page 19: ...19 5WK36 Unit Construction Left View Start Capacitor Reversing Valve Discharge Service Access Transformer Suction Service Access Contactor Run Capacitor Compressor Potential Relay ...

Page 20: ...nit Depress the HEAT HIGH button the unit will be in the heating mode depending on the thermostat reading The reversing valve will operate to prompt the heat pump mode The compressor will turn on based on the thermostat reading and the Compressor Off Time setting The evaporator fan blower will operate at High Speed The AMBER LED will illuminate accordingly Heating Lo Heat Pump Unit Depress the HEA...

Page 21: ...nd character on the LED display is always On If self recovery mode is not enabled then the second decimal point is always Off However the user is able to enable the Self Recovery Mode by depressing the OFF button for 5 seconds and then adjust the setting from the arrow key A0 Self Recovery Mode off A1 Self Recovery Mode on Factory Default Setting Check Alarms The controller will monitor and check ...

Page 22: ...22 AC Unit Control Panel Heat Pump Unit Control Panel Optional Remote Control ...

Page 23: ... to flow dry nitrogen gas through the refrigerant piping while brazing to prevent this oxidation from taking place Once the repair is completed thoroughly evacuate the refrigerant system with a vacuum pump before recharging the system Koldwave strongly recommends a filter dryer be installed when any repairs are made to the refrigeration system Preventative Maintenance Your Koldwave portable spot c...

Page 24: ...vice with sharp objects or tools The sensor element is fragile so handle with care Replace the pump if damaged in any way If servicing clean carefully with a soft brush cloth or under a slow running tap Rinse out the tray thoroughly Do not use solvent based cleaning agents Only mild detergents may be used but rinse thoroughly before refitting Do not use if the pump or its cable is damaged in any w...

Page 25: ...25 Electrical Diagram 5WK07 5WK14 115V 1 PH ...

Page 26: ...26 5WK18 5WK23 5WK26 208 230V 1 PH ...

Page 27: ...27 5WK36 208 230V 1PH ...

Page 28: ...Refer to condenser evaporator and compressor sections 7 Low voltage 7 Check supply power Must be within 10 of nameplate rating 8 Condenser coil dirty or restricted 8 Replace condenser coil 9 Thermostat set too high 9 Lower setting 10 Water bypass valve closed or not operating or restricted 10 Adjust clear restriction or replace 11 Reversing valve stuck open in heating mode Solenoid coil not switch...

Page 29: ...e Evaporator blower motor not running 1 Defective fan motor 1 Check and replace 2 Defective fan capacitor 2 Check capacitance and replace if necessary 3 Defective wiring or connection 3 Tug on wires to see if they will separate from connections 4 Defective fan speed contactor 4 Check and replace 5 Keypad control 5 Check the temperature control for loose wires Tighten any loose connections Replace ...

Page 30: ...stricted 4 Replace restricted capillary tube 5 Compressor contactor stuck closed 5 Replace contactor 6 Low refrigerant charge 6 Locate refrigerant leak recover refrigerant repair leak install filter dryer evacuate system and weigh in proper charge 7 Improper unit installation 7 Check for airflow restrictions and objects blocking front of unit 8 Unit too small for its application 8 Replace with lar...

Page 31: ...ground Replace compressor if shorted 4 Compressor motor or mechanism defective 4 Replace compressor 5 Compressor motor requires start assist 5 Unit is equipped with hard start capacitor Check capacitance and replace if necessary 6 Wiring incorrect or defective 6 Tug on wires to see if they will separate from connections 7 Refrigerant system not equalized 7 The unit was programmed at the factory wi...

Page 32: ...oil and filters if necessary Unit should have 4 of free space in front of it 13 Unit missing front panel or front seals 13 All panels must be in place and secured for proper unit operation 14 Unit oversized for application 14 Replace with unit of appropriate size Compressor starts but stops after a few minutes 1 Defective compressor motor 1 Replace compressor 2 Defective compressor run capacitor 2...

Page 33: ...ilter 7 Inlet water temperature below 50 F 7 Adjust regulator valve Change water supply EVAPORATOR TROUBLESHOOTING Coil freezes 1 Capillary tube or strainer restricted 1 Replace restricted capillary tube 2 Fan blade or blower wheel stuck 2 Check for obstruction and clear Realign blower within housing and tighten set screw onto fan motor shaft 3 Compressor contactor stuck closed 3 Replace contactor...

Page 34: ...34 4830 Transport Drive Dallas TX 75247 214 638 6010 T 214 905 0806 F www koldwave com www mestekparts com Rev Date 080510 ...

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