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SERVICEGUIDE BOOK

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Table of Contents 1 Table of Contents 1.0 MODEL NAME 1.1 Product Name Description ...

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Controller Configuration 26 5.0 CONTROLLER SETTING 5.1 Auto Random Restart 5.2 Hot Keep Selection • Shorted

MCQUAY Service Guide Book Controller Configuration 27 L2 Models Two selections are available: a. Fan ON: - If the indoor coil tempera

MCQUAY Service Guide Book Controller Configuration 28 5.3 Sequential Board (SQ2.0) Dip switch setting of sequential controller are as the

MCQUAY Service Guide Book Model Name 2 1.0 MODEL NAME 1.1 Product Name Description No. Description Generic Model Name MCQUAY

MCQUAY Service Guide Book Controller Configuration 29 6. Defrost Option Select whether compressor will turn off or remain on when 4WV chan

MCQUAY Service Guide Book Controller Configuration 30 5.4 Chilled Water Fan Coil Unit (W1V3) The standard W1V3 board comes with a VALVE ju

MCQUAY Service Guide Book Controller Configuration 31 5.5 Chilled Water Fan Coil Unit (W2.0) The system operating modes can be configured

MCQUAY Service Guide Book Controller Configuration 32 5.6 Hardware Setting – SLM8 There are 2 jumpers on SLM8 option to control the board

MCQUAY Service Guide Book Controller Configuration 33 6.0 CONVERSION CONFIGURATION 6.1 Auxiliary Heater Conversion U1.5 Heatpump with Aux

MCQUAY Service Guide Book Controller Configuration 34 SB125 Heatpump with Auxiliary Heater To convert SB125 heatpump PCB to auxiliary heat

MCQUAY Service Guide Book Controller Configuration 35 W2 Heatpump with Auxiliary heater To convert SB125 heatpump PCB to auxiliary heater

MCQUAY Service Guide Book Controller Configuration 36 6.2 Multi Split Conversion Cooling Only Model (L2.0 / L208A) MWM-G, MCK-A/B/C/E, MC

MCQUAY Service Guide Book Controller Configuration 37 6.3 U1.5 Æ L208A Conversion All single split indoor units with U1.5 PCB cannot be di

MCQUAY Service Guide Book Controller Configuration 38 6.4 WMF U1.4 to L2EF Conversion 1. The U1.4 PCB can be replaced directly by the new

MCQUAY Service Guide Book Conversion Table 3 2.0 CONVERSION TABLE 2.1 Conversion Table Capacity Btu/hr MBH kCal/Hr kW 1 0.001

MCQUAY Service Guide Book Controller Configuration 39 6.5 SQ Board for Wiring up to 1000m Conversion Comparison of Sequential Main Board S

MCQUAY Service Guide Book Controller Configuration 40 Sequential LCD conversion for wiring up to 1000m Work Indication (WI): Step 1: Dism

MCQUAY Service Guide Book Controller Configuration 41 6.6 Room Sensor on Netware 3 There is a temperature sensor located at TH1 on the Ne

MCQUAY Service Guide Book Diagnosis 42 7.0 SERVICE DIAGNOSIS 7.1 LED Lights Diagnosis Table Wall Mounted F Series Cooling Only Model

MCQUAY Service Guide Book Diagnosis 43 Wall Mounted F Series Heat Pump Model Board Handset MWM 10/15/20/25FR, 301R U1.5 G7 / SLM3

MCQUAY Service Guide Book Diagnosis 44 Wall Mounted G Series Model Board Handset MWM 10/15/20/25G/GR L2.2 G17 / SLM3 / Netware 3 /

MCQUAY Service Guide Book Diagnosis 45 Wall Mounted J Series Model Board Handset MWM 09/15J/JR L2GSN G17 SLEEP (Red) POWER

MCQUAY Service Guide Book Diagnosis 46 Ceiling Cassette A / B / C Series Model Model Board Handset MCK 20/25/30/40/50A/AR U1.5 G7 /

MCQUAY Service Guide Book Diagnosis 47 Ceiling Cassette A / B / C/ E Series Model Model Board Handset MCK 20/25/30/40/50A/AR L208A G

MCQUAY Service Guide Book Diagnosis 48 Ceiling Exposed D Series Model Model Board Handset MCM 20/25/30/40/50D/DR U1.5 G7 / SLM3 / N

MCQUAY Service Guide Book

MCQUAY Service Guide Book Diagnosis 49 Ceiling Exposed D / E Series Model Model Board Handset MCM 20/25/30/40/50D/DR L208A G17 / S

MCQUAY Service Guide Book Diagnosis 50 Chilled Water Fan Coil Unit Model Board Handset MWM 05 – 25FW, 301W W1V3 G7 / SLM3 / Netware

MCQUAY Service Guide Book Diagnosis 51 Water Source Split Unit – Wall Mounted G Series Model Model Board Handset M5WMWS 10/15/20/25GR

MCQUAY Service Guide Book Diagnosis 52 Water Source Split Unit – Ceiling Cassette A / B / C Series Model Model Board Handset M5CKWS

MCQUAY Service Guide Book Diagnosis 53 Wall Mounted F Cooling Only Inverter-X Model Model Board Handset MWMX 10/15F VA2.0 G17 / SLM

MCQUAY Service Guide Book Diagnosis 54 Wall Mounted F Heatpump Inverter-X Model Model Board Handset MWMX 10/15FR VA2.0 G17 / SLM3

MCQUAY Service Guide Book Diagnosis 55 Wall Mounted G Series Inverter-X Model Model Board Handset MWMX 10/15/20/25G/GR VA2.0 G1

MCQUAY Service Guide Book Diagnosis 56 Ceiling Cassette A/C Series Inverter-X Model Model Board Handset MCKX 20/25A/AR VA3.0 G17 /

MCQUAY Service Guide Book Diagnosis 57 Ceiling Convertible E Series Inverter-X Model Model Board Handset MCMX 15/20/25E/ER VA3.0 G

MCQUAY Service Guide Book Diagnosis 58 Inverter - X Outdoor Unit Model Board MLCX 10/15/20/25C/CR VB2.0 MMSV 25/35A VB2.0 AMSX 20/2

MCQUAY Service Guide Book

MCQUAY Service Guide Book Diagnosis 59 Inverter-Y Model Indoor Series Model Board Handset M5WMY 10/15/20/25 JR W_2_03A GS01 / G17

MCQUAY Service Guide Book Diagnosis 60 Single Split Inverter – Y Outdoor Unit Model Board M5LCY 10/15 DR S_2_03A M5LCY 20/25 CR S

MCQUAY Service Guide Book Diagnosis 61 Multi Split Inverter – Y Outdoor Unit Model Board M5MSY 20/25/30 BR - The outdoor unit LE

MCQUAY Service Guide Book Diagnosis 62 7.2 Error Codes Diagnosis By Handset SLM 3 / Netware 3 / SLM 9 – On/Off Models Error Code Fa

MCQUAY Service Guide Book Diagnosis 63 Netware 3C / SLM 9 – Inverter Y Models (Except 5WMY-J/JR) Error Code Faulty Indication Error Co

MCQUAY Service Guide Book Diagnosis 64 Sequential Controller (SQ LCD) – SB & RT Multi Compressors Error Code Faulty Indication Err

MCQUAY Service Guide Book Diagnosis 65 Rooftop Panel Alarm Shown On The Rooftop Panel • Whenever panel received a new alarm, an alarm

MCQUAY Service Guide Book Diagnosis 66 Condenser fan motor faulty Replace fan motor. Main PCB faulty Replace main PCB. 9. Disconnecti

MCQUAY Service Guide Book Diagnosis 67 Chiller Panel – Air Cooled Mini Chiller When malfunctioning occurred, the display LCD will blin

MCQUAY Service Guide Book Diagnosis 68 G17 – Inverter Y Models Diagnosis Step 1. Hold down TIMER CANCEL button for 5 seconds, a “

MCQUAY Service Guide Book Handset Opera

MCQUAY Service Guide Book Diagnosis 69 GS01 – Inverter Y Models Diagnosis Step 1. Hold down ON TIMER CANCEL button or OFF TIMER

MCQUAY Service Guide Book Diagnosis 70 Error Codes for G17 and GS01 – Inverter Y Models Error Codes Error Descri

MCQUAY Service Guide Book Diagnosis 71 APJ1 –M5WMY10/15KR Indoor LED Indication The operation lamp (green) flashes when any of

MCQUAY Service Guide Book Diagnosis 72 7.3 MDS Diagnosis (A)Indoor Units Model Board Handset A(5)WMD 09/10/15/20/25 G MC201-C G17

MCQUAY Service Guide Book Diagnosis 73 Error Diagnosis by Wired Controller (MC301) ITEM CODE DESCRIPTION 18 F3 Sensor Broken (indoor

MCQUAY Service Guide Book Diagnosis 74 (B) Outdoor Units Model Board Handset MDS 30/40/50/60/70 A/AR V4.0 – V4.5 G17/ MC301 MDS 80/

MCQUAY Service Guide Book Diagnosis 75 7.4 General Check When any air conditioner malfunction is noted, immediately switch off the pow

MCQUAY Service Guide Book Diagnosis 76 7.5 General Troubleshooting Guide By means of pressure readings: Pressure Probable Cause Too

MCQUAY Service Guide Book Appendix 77 APPENDIX A. Resistance – Temperature Characteristics Type DTN-C1 03F3H-OYL 1128, 1148, 11

MCQUAY Service Guide Book Appendix 78 B. MDS Compatibility Indoor PCB vs Wired Handset MC301 MC301 Indoor PCB B1.5 B1.6 B.17 B1.

MCQUAY Service Guide Book Handset Operati

MCQUAY Service Guide Book Appendix 79 C. MDS Outdoor Capacity Dip Switch Setting MDS-B PCB version 2.3 and below: Dip Switch S3.1 S3

MCQUAY Service Guide Book Appendix 80 D. Cable Length of Wired Handset No. Wired Handset Cable Type Cable Length (m) Standard Option

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MCQUAY Service Guide Book Handset Operati