Table Of Contents - Daikin FFQ09Q2VJUFFQ12Q2VJUFFQ15Q2VJUFFQ18Q2VJURX09QMVJURX12QMVJURX15QMVJURX18QMVJU Service Manual

SiUS091628EA
1. Safety Cautions........................................................................................... v
2. Icons Used .................................................................................................. x
Part 1 List of Functions ................................................................... 1
1. Functions..................................................................................................... 2
Part 2 Specifications ....................................................................... 3
1. Specifications ..............................................................................................4
Part 3 Printed Circuit Board Connector Wiring Diagram ................ 6
1. Indoor Unit...................................................................................................7
2. Wired Remote Controller............................................................................. 8
3. Wireless Remote Controller Kit ................................................................... 9
4. Outdoor Unit..............................................................................................10
Part 4 Functions and Control......................................................... 12
1. Main Functions..........................................................................................13
2. Control Specification .................................................................................30

Table of Contents

1.1 Warnings and Cautions Regarding Safety of Workers................................. v
1.2 Warnings and Cautions Regarding Safety of Users.................................... vii
1.1 FFQ09/12/15/18Q2VJU................................................................................ 7
2.1 BRC1E73 ..................................................................................................... 8
3.1 BRC082A41W, BRC082A42W(S)................................................................ 9
4.1 RX09/12QMVJU......................................................................................... 10
4.2 RX15/18QMVJU......................................................................................... 11
1.1 Temperature Control .................................................................................. 13
1.2 Frequency Principle.................................................................................... 13
1.3 Airflow Direction Control............................................................................. 15
1.4 Fan Speed Control for Indoor Unit ............................................................. 15
1.5 Program Dry Operation .............................................................................. 16
1.6 Clock and Calendar Setting
(With Wired Remote Controller BRC1E73) ................................................ 17
1.7 Schedule TIMER Operation
(With Wired Remote Controller BRC1E73) ................................................ 19
1.8 Setback Function
(With Wired Remote Controller BRC1E73) ................................................ 23
1.9 Drain Pump Control.................................................................................... 23
1.10 Hot Start Control (In Heating Operation Only)............................................ 25
1.11 Presence and Floor Sensors (Option)........................................................ 26
1.12 Other Functions.......................................................................................... 29
2.1 Mode Hierarchy .......................................................................................... 30
2.2 Frequency Control...................................................................................... 31
2.3 Controls at Mode Changing/Start-up.......................................................... 33
2.4 Discharge Pipe Temperature Control......................................................... 35
ii