Daikin EUWAB10KBZW1, Service Manual, Page: 5 / 210

ESIE11-02
Table of Contents iii
3
4
5
1
2 The Digital Controller
2.1 What Is in This Chapter? ........................................................................ 2–25
2.2 The Digital Controller .............................................................................. 2–26
2.3 Start/Stop ................................................................................................ 2–29
2.4 What Happens in Case of an Alarm or a Warning .................................. 2–31
2.5 Settings: Direct and User Parameters .................................................... 2–32
2.6 Reading or Adjusting Parameter Settings: the Programming
Procedure ...............................................................................................
2–36
2.7 Menu Overview ....................................................................................... 2–38
2.8 Option EKAC10C Address Card ............................................................. 2–39
2.9 Option EKRUMCA Remote Controller .................................................... 2–40
Part 3
Troubleshooting
1 Inputs and Outputs Overview
1.1 What Is in This Chapter? ........................................................................ 3–3
1.2 Inputs and Outputs Overview: EUWA*5-24KBZW1 and
EUWY*5-24KBZW1 ................................................................................
3–4
1.3 Inputs/outputs overview of the I/O PCB: EUWA*5-24KBZW1 and
EUWY*5-24KBZW1 ................................................................................
3–5
2 Malfunction Indications and Safeties Overview
2.1 What Is in This Chapter? ........................................................................ 3–7
2.2 Malfunction Indications Overview: EUWA*5-24KBZW1 and
EUWY*5-24KBZW1 ................................................................................
3–8
2.3 Safeties Overview: EUWA*5-24KBZW1 and EUWY*5-24KBZW1.......... 3–11
3 Checking the Inputs and Outputs
3.1 What Is in This Chapter? ........................................................................ 3–13
3.2 Checking the Temperature Sensors ....................................................... 3–14
3.3 I/O PCB sensors: R3T and R4T for EUWA*5-24KBZW1 and
EUWY*5-24KBZW1 ................................................................................
3–15
3.4 I/O PCB sensors: R6T, R7T and R8T for EUWA*5-24KBZW1 and
EUWY*5-24KBZW1 ................................................................................
3–16
3.5 Checking the Digital Inputs and Outputs................................................. 3–17
3.6 Checking the Power Supply and Fuses: EUWA*5-24KBZW1 and
EUWY*5-24KBZW1 ................................................................................
3–18
3.7 Electrical Error Overview: EUWA*5-24KBZW1 and
EUWY*5-24KBZW1 ................................................................................
3–20