Polar Air PHW-V Installation, Operation And Service Manual
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Polar Air PHW-V Installation, Operation And Service Manual

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INSTALLATION, OPERATION
AND SERVICE MANUAL
PHW-V/P-ECM
HIGHWALL

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Summary of Contents for Polar Air PHW-V

  • Page 1 INSTALLATION, OPERATION AND SERVICE MANUAL PHW-V/P-ECM HIGHWALL...
  • Page 2 WEEE MARK All products conform to the “WEEE” directive to guarantee correct standards of environmental solutions. ALWAYS MAKE SURE THIS MANUAL REMAINS WITH THE UNIT. READ THIS MANUAL BEFORE PERFORMING ANY OPERATION ON THE UNIT. PG2024 PHW-V/P-ECM-002...

  • Page 3: Table Of Contents

    G. Wired Wall Pad Controller Operation Guide ........................... 41 G.1. LED display ..................................41 G.2. Dimensions and installation ............................. 42 G.3. Operation guide ................................43 G.4. Error codes ..................................47 H. Sensor Resistance R-T Conversion Table ..........................48 I. Troubleshooting Guide ................................50 PG2024 PHW-V/P-ECM-002...
  • Page 4 EC Motor Configuration Intelligent control Flexible function onboard PCB with louver and zone control functionality. 2-Pipe System 4-Pipe System Chilled Water, 2-Pipe with Electric Heater 200/300/ Unit size. See General Specifications 400/500/ for cooling/heating capacities 600/750 Hydronic High-Wall Series PG2024 PHW-V/P-ECM-002...

  • Page 5: Technical Data

    When all of H/M/L is powered OFF and 0~10Vdc input is 0 Vdc, the unit is turned OFF and louver is closed. Alarm notification and zone control function are available. 40VA 24vac transformer is equipped with unit (optional), which is used to supply 24Vac power to thermostat and modulating valve. PG2024 PHW-V/P-ECM-002...

  • Page 6: General Specifications

    Dimensions Net Weight Testing conditions: a. Cooling mode (2-pipe): b. Heating mode (2-pipe): - Return air temperature: 27C DB/ 19C WB. - Return air temperature: 20C. - Inlet/ Outlet water temperature: 7C/ 12C. - Inlet/outlet water temperature: 45/40C. PG2024 PHW-V/P-ECM-002...

  • Page 7: 4-Pipe Systems

    Dimensions Net Weight Testing conditions: a. Cooling mode (4-pipe): b. Heating mode (4-pipe): - Return air temperature: 27C DB/ 19C WB. - Return air temperature: 20C. - Inlet/ Outlet water temperature: 7C/ 12C. - Inlet/outlet water temperature: 65/55C. PG2024 PHW-V/P-ECM-002...

  • Page 8: Coil Data

    Fin Height(mm.) Fin Length(mm.) Fins per inch No. of Rows No. of Copper No. of Circuits Diameter (mm) PHW-200 PHW-300 PHW-400 19.5 PHW-500 PHW-600 PHW-750 A.4. Dimensional Drawings Dimensional drawing for PHW-200/300/400/500-ECM 1010 Dimensional drawing for PHW-600/750-ECM 1175 PG2024 PHW-V/P-ECM-002...

  • Page 9: Sound Power Data

    17.3 17.3 17.3 17.5 17.7 18.0 19.1 20.9 12500. 14.6 14.5 14.4 15.1 15.1 14.3 14.2 15.8 14.4 14.3 14.6 14.7 15.3 17.1 16000. 11.0 11.1 11.0 15.2 15.6 11.2 11.2 25.1 11.6 11.5 11.5 12.0 12.1 12.8 PG2024 PHW-V/P-ECM-002...
  • Page 10 17.5 17.5 17.4 17.4 17.6 18.0 18.7 20.2 12500.0 14.6 14.6 14.7 14.7 14.6 14.7 14.6 14.6 14.6 14.6 16.4 14.7 14.9 15.5 16000.0 11.7 11.6 11.7 11.7 11.8 11.9 11.7 11.9 11.9 11.9 24.6 12.1 12.3 12.4 PG2024 PHW-V/P-ECM-002...

  • Page 11: Installation

    Condensate water pipe, water connection pipe, water connectors and solenoid valve body must remain heat to avoid condensation. CAUTIONS Before any service or maintenance operations turn off the mains electrical supply DO NOT turn OFF the main power supply when the unit is operating. Turn off the unit BEFORE turning off the main power PG2024 PHW-V/P-ECM-002...

  • Page 12: Operating Limits

    9. Avoid electromagnetic control system interference, ensure control wires are installed separately from power supply wires. 10. Use shielded sensor cables in where electromagnetic waves present, 11. Install a noise filter if the power supply creates any disruptive noises. PG2024 PHW-V/P-ECM-002...

  • Page 13: Mounting Plate Dimensions

    Mount the mounting plate horizontally as shown in the above figure or by means of gradiometer. Failed to follow this may cause water to drip indoors and create atypical noise. 4. Fix the mounting plate by means of expansion screws or tapping screws. PG2024 PHW-V/P-ECM-002...

  • Page 14: Condensate Drainage Hole Drilling

    3. If the flexible drain hose provided with the indoor unit is not long enough, please extend it by joining it to an extension hose (not provided). Be sure to insulate the connecting part of the extension drain hose with a shield pipe as shown. PG2024 PHW-V/P-ECM-002...

  • Page 15: Pipe Connections With Valve

    4. If the attached drain hose passes through an indoor area, insulate it with heat insulation material. B.9. Pipe Connections with Valve 2-pipe system Control system Flexible hose Valve body with actuator (Modulating or ON/OFF) 4-pipe system Valve body with actuator (Modulating or ON/OFF) PG2024 PHW-V/P-ECM-002...

  • Page 16: Electrical Connection

    Confirm the condensate drain pump in good working order if installed. Verify air filter is clean and properly installed. Ensure that voltage and current values correspond with the unit nameplate values check electrical connections. Verify louver is open. PG2024 PHW-V/P-ECM-002...

  • Page 17: Maintenance

    Then purge the air trapped inside the coil. When performing this activity, take care not to touch the electrical parts. Close the purging valve when no bubbles appear. Open the water outlet valve. PG2024 PHW-V/P-ECM-002...

  • Page 18: Control Specifications: Intelligent Control (I Type)

    Cooling free contact. AUX1 Voltage free contact. Maximum load 5A Heating free contact. AUX2 Voltage free contact. Maximum load 5A Output Modulating valve 0~10Vdc control Modulating valve 0~10Vdc control In Modbus signal Terminals for local network serial connection PG2024 PHW-V/P-ECM-002...

  • Page 19: Wiring Diagram

    Page 18of 50 D.2. Wiring diagram PG2024 PHW-V/P-ECM-002...

  • Page 20: Control Logics For 2-Pipe System

    When unit is turned off, MTV1 and AUX2 is turned off DA2 is at 0VDc Fan is turned off with 2 minutes of delay.  With Electrical Heater as booster (Modbus300043=1) When unit is turned on in heating mode. PG2024 PHW-V/P-ECM-002...
  • Page 21 PRO input is opened for 30 seconds, MTV1 is off, DA2 is 0Vdv, Fan is turn off.  In period of PRO closed time, if unit receives instruction from remote handset, wired wall pad or Modbus, the unit will work according to the instruction at once. PG2024 PHW-V/P-ECM-002...

  • Page 22: 2-Pipe Control Logic-Without Valve Configuration

    If the indoor coil temperature sensor is damaged or not connected, then the protection mode will be overridden and the unit will work according to the pre-heat and post-heat program. Dehumidification mode When unit is turned on in dehumidification mode: 1) AUX1 is turned on. Fan is turned on at low speed. Auto mode cannot be set. PG2024 PHW-V/P-ECM-002...

  • Page 23: 4-Pipe Control Logic-With Modulating Valve Configuration

    If Ti2< 70ºC, then unit keep original state. If the indoor coil temperature sensor is damaged or not connected, then the protection mode will be overridden and the unit will work according to the pre-heat and post-heat program. PG2024 PHW-V/P-ECM-002...
  • Page 24 PRO input is opened for 30 seconds, MTV1, MTV2 are off, DA2, DA3 are 0Vdv, Fan is turned off. In period of PRO closed time, if unit receives instruction from remote handset, wired wall pad or Modbus, the unit will work according to the instruction at once. PG2024 PHW-V/P-ECM-002...

  • Page 25: 2-Pipe Control Logic-With 6-Way Modulating Valve Configuration

    EH is turned off DA2 is at 5VDc fan is turned on at low speed. When unit is turned off, MTV2 and AUX2 is turned off DA2 is at 5VDc Fan is turned off with 2 minutes of delay. PG2024 PHW-V/P-ECM-002...

  • Page 26: Sleep Mode

    Swing angle: 35~100 , opens clockwise to 68 . Below are the 4 fixed positions which can be set from wireless LCD handset. Position Angle For wired wall pad Louver angle: 0~100 , opens clockwise, with widest angle at 100 PG2024 PHW-V/P-ECM-002...

  • Page 27: Buzzer

    This is frost protection for when the unit is off to prevent water in the coil and room from freezing. If 2pipe unit is in Standby Mode If Tr ≦ 2 C for 2 minutes MTV1 is turned ON,  PG2024 PHW-V/P-ECM-002...
  • Page 28 C for 2 minutes MTV2 is OFF.  AUX2 is open.  DA3 is set to 0 if unit with 6-way valve, DA2 is 5 VDC.  Electric Heater is turned off.  Indoor fan is switched off.  PG2024 PHW-V/P-ECM-002...

  • Page 29: Networking System

    3) Connection wire 3.1) If the total length of wire is more than 1000m, please use shielded wire in order to protect the signal transmission. 3.2) Complete wire connection Middle Last unit First unit First unit Middle unit Last unit PG2024 PHW-V/P-ECM-002...
  • Page 30 3.3.3) Check 1 and 2, 3 and 4, 5 and 6 to be sure connections are correct. 3.3.4) If the resistance between two wire contacts is too high, please check and reconnect the wire contacts. Reconnect the communication plug to control box Using wired wall pad or Modbus to set each unit address PG2024 PHW-V/P-ECM-002...

  • Page 31: Open Modbus Protocol

    Electrical heater 200005 Wired wall pad 200006 PR-O1 200007 Float switch 200008 Reserved 200009 EH safety switch 200010 Internal test 200011 Testing purpose only. * R = read only, W = write only, R/W = read and write. PG2024 PHW-V/P-ECM-002...
  • Page 32 3=AHU+AQI (S5+S6) 4=Zone controller(S7) Setting: 1 Degree unit setting 300030 0=degree C 1=degree F Temperature display setting 300031 0=Room temperature display on LED 1=Setting temperature display on LED Setting temperature range 300032 0=setting temperature range is from 16~30 PG2024 PHW-V/P-ECM-002...
  • Page 33 Unit heat capacity at Low speed 300076 KW*10 Unit cool capacity at High speed 300077 KW*10 Unit cool capacity at Med. speed 300078 KW*10 Unit cool capacity at Low speed 300079 KW*10 DA2 Maximum opening setting 300086 0~100 Default: 100% PG2024 PHW-V/P-ECM-002...
  • Page 34 Cooling capacity 400021 Cooling capacity terms 400022 0~100 Heating capacity 400023 Heat capacity terms 400024 0~100 Reserved 400025 Reserved 400026~35 EC motor1 actual RPM 400036 EC motor2 actual RPM 400037 EC motor1 error 400038 EC motor2 error 400039 PG2024 PHW-V/P-ECM-002...

  • Page 35: Led Display And Error Description

    IR signal receiver Temperature display Timer Light Power Light Green Yellow Protection Light Operation Light Green Power / Operation LED light (both green) Unit on Power LED Off, Operation LED On Unit in standby Power LED On, Operation LED Off PG2024 PHW-V/P-ECM-002...
  • Page 36 1. Check if AQI plug is connected or not. AQI sensor AQI sensor failure Green LED blinks 16 unplugged or 2. Check if sensor’s resistance is correct (S6 PCB) times, stops for 3s damaged. or not. PG2024 PHW-V/P-ECM-002...

  • Page 37: Control Specifications: Flexible Function Pcb - W Type Control

    EC motor EC motor output Stepping motor CN1, CN2 Stepping motor output Output When EH signal input is powered on and EC motor Electric Heater Relay RPM>600rpm, EH output is turned on. LED Display X-DIS LED Display signal PG2024 PHW-V/P-ECM-002...

  • Page 38: Wiring Diagram

    Page 37of 50 E.2. Wiring diagram PG2024 PHW-V/P-ECM-002...

  • Page 39: Control Logic

    This is frost protection for when the unit is off to prevent water in the coil and room from freezing. Unit is in Standby Mode If Ti1≦ 2 C for 2 minutes, report error code and Buzzer is beeping. PG2024 PHW-V/P-ECM-002...

  • Page 40: Led Display And Error Description

    1. Check if EC motor’s wires are connected. No EC motor feedback failure times, stops for 3s 2. Check the EC motor Green LED blinks11 When unit is standby, Anti-frozen 1. Turn on unit to keep Ti1 high than 5 times, stops for 3s Ti1<2 PG2024 PHW-V/P-ECM-002...

  • Page 41: Users Interface

    When unit with handset is the master unit, its settings are automatically sent to the slave units Auto Cool-Heat operation will be applicable in 4-pipe system only. “Swing” functions are not applicable. European version only uses degree C setting. PG2024 PHW-V/P-ECM-002...

  • Page 42: Wired Wall Pad Controller Operation Guide

    Page 41 of 50 G. Wired Wall Pad Controller Operation Guide G.1. LED display PG2024 PHW-V/P-ECM-002...

  • Page 43: Dimensions And Installation

    Current time) Timer-OFF Data Display On/Off Button Timer-OFF time RH percentage Mode setting Cooling Mode Fahrenheit degree Fan speed setting Dehumidification Celsius degree Parameter setting Heating Mode Ventilation Mode 0-Auto. 1-Low. 2- Down Medium. 3-High G.2. Dimensions and installation PG2024 PHW-V/P-ECM-002...

  • Page 44: Operation Guide

    5 seconds then short press it twice to set Timer ON. Press to set day of week from Monday to Sunday. Press to change Timer ON time. Press to turn Timer ON on or off and S8 appears or disappears. PG2024 PHW-V/P-ECM-002...
  • Page 45 S31/S32 displays “U013”, which is used to set setting RH band. 10~30, default: 10 S31/S32 displays “U014”, which is used to set unit address. 1~255, default: 1 S31/S32 displays “U015”,which is used to set unit ESP. 0~100%, default: 40%, S31/S32 displays “U016”, which is reserved. PG2024 PHW-V/P-ECM-002...
  • Page 46 Bit1 = Ti1 temperature sensor error Bit2 = Ti2 temperature sensor error Bit3 = Float switch error Bit4 = Indoor coil low temperature protection Bit5 = Indoor coil overheat protection Bit6 =Filter switch Bit7 = Electrical heater failure Bit8 = Motor1 Error PG2024 PHW-V/P-ECM-002...
  • Page 47 Long press for 5 seconds again, S18 disappears and swings is OFF. Sleep Mode Long press for 5 seconds, S17 appears and sleep mode is ON. Long press for 5 seconds again, S17 disappears and sleep mode is OFF. PG2024 PHW-V/P-ECM-002...

  • Page 48: Error Codes

    1. Check if AQI plug is connected or not. AQI sensor unplugged or AQI sensor failure (S6 PCB) damaged. 2. Check if sensor’s resistance is correct or not. Wired Wall Pad failure WWP unplugged or not well 1. Check plugs PG2024 PHW-V/P-ECM-002...

  • Page 49: Sensor Resistance R-T Conversion Table

    6.0051 5.9148 28.7068 28.1301 27.5623 5.8540 5.7642 5.6752 27.2904 26.7556 26.2286 5.6227 5.5342 5.4465 Temp. Rmax Rnor Rmin Temp. Rmax Rnor Rmin (deg. C) (k Ohms) (k Ohms) (k Ohms) (deg. C) (k Ohms) (k Ohms) (k Ohms) PG2024 PHW-V/P-ECM-002...
  • Page 50 0.5447 0.5237 1.7267 1.6794 1.6332 0.5506 0.5293 0.5089 1.6694 1.6231 1.5779 0.5353 0.5145 0.4945 1.6142 1.5689 1.5247 0.5206 0.5002 0.4806 1.5612 1.5168 1.4736 0.5063 0.4863 0.4671 1.5101 1.4667 1.4245 0.4924 0.4729 0.4541 1.4610 1.4185 1.3772 0.4791 0.4599 0.4415 PG2024 PHW-V/P-ECM-002...

  • Page 51: Troubleshooting Guide

    Page 50 of 50 I. Troubleshooting Guide PG2024 PHW-V/P-ECM-002...
  • Page 52 NORTH AMERICA EUROPE HONG KONG 991 Providence High C/ Rio Jucar, Nave 6. Pl El Saladar Office 6, 9th Floor, Block A, 6 on Ping Street Norwood, MA, 02065, USA Lorqui, Murcia, Spain, 30564 New Trade Plaza, Shatin, Hong Kong, T (+1) 508 294 2356 T (+34) 968 046 262 T (852) 2648-8887...

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