Daikin EWYQ005AAV3P [6/170] Part 4 commissioning and test run

ESIE06-04

iv Table of Contents

5 Additional Checks for Troubleshooting

5.1 What Is in This Chapter? ......................................................................... 3–49

5.2 Fan Motor Connector Output Check ....................................................... 3–50

5.3 Electronic Expansion Valve Check .......................................................... 3–51

5.4 Four Way Valve Performance Check....................................................... 3–52

5.5 Thermistor Resistance Check.................................................................. 3–53

5.6 Installation Condition Check .................................................................... 3–55

5.7 Discharge Pressure Check ...................................................................... 3–56

5.8 Outdoor Unit Fan System Check (With DC Motor) .................................. 3–57

5.9 Power Supply Waveforms Check ............................................................ 3–58

5.10 Inverter Units Refrigerant System Check................................................. 3–59

5.11 Capacitor Voltage Check ......................................................................... 3–60

5.12 Power Transistor Check .......................................................................... 3–61

5.13 Main Circuit Electrolytic Capacitor Check................................................ 3–62

5.14 Turning Speed Pulse Input on the Outdoor Unit PCB Check .................. 3–63

5.15 “Inverter Checker” Check......................................................................... 3–64

Part 4

Commissioning and Test Run

1 Pre-Test Run Checks

1.1 What Is in This Chapter? ......................................................................... 4–3

1.2 Test Run Checks for Water Pipework...................................................... 4–4

1.3 General Test Run Checks ....................................................................... 4–6

2 Field settings

2.1 What Is in This Chapter? ......................................................................... 4–7

2.2 How to Change the Field Settings with the Wired Remote Controller ..... 4–8

2.3 Overview of the Field Settings by Remote Control .................................. 4–10

2.4 Field Setting by Dip Switches from Hydro-kit........................................... 4–21

3 Operation Range and Test Operation

3.1 Operation Range ..................................................................................... 4–26

3.2 Test Operation ......................................................................................... 4–28

3.3 External Static Pressure Chart ................................................................ 4–29