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ESIE11-02 Functional Description

Part 2 – Functional Description 2–3

Part 2

1 Functional Description

1.1 What Is in This Chapter?

Introduction This chapter contains information on the functions used to control the system. Understanding these

functions is vital when diagnosing a malfunction that is related to the functional control.

Overview This chapter contains the following topics:

Topic See page

1.2–Operational Range: EUWA*5-24KBZW1 2–4

1.3–Operational Range: EUWY*5-24KBZW1 2–5

1.4–Operational Flow Chart 2–7

1.5–Compressor Working Status 2–8

1.6–Compressor Timers 2–9

1.7–Thermostat Control: EUWA*5-24KBZW1 and EUWY*5-24KBZW1 2–10

1.8–Head Pressure Control: EUWA*5-24KBZW1 and EUWY*5-24KBZW1 2–11

1.9–Fan Working: EUWA*5-24KBZW1 and EUWY*5-24KBZW1 2–13

1.10–Crankcase Heater 2–14

1.11–Evaporator Heater Tape Management: EUWA*5-24KBZW1 and

EUWY*5-24KBZW1

2–15

1.12–Pump Steering 2–16

1.13–Freeze-up Control: EUWA*5-24KBZW1 and EUWY*5-24KBZW1 2–17

1.14–Defrost Management for EUWY*5-24KBZW1 2–18

1.15–Changeable Digital Inputs 2–24

Daikin EUWYB24KBZW1 User Manual

Questions and Answers: