Daikin SkyAir RZR-P Series, Service Manual

Page: 3 / 202

SiUS281117
ii Table of Contents
2. Functional Parts Layout ........................................................................10
2.1 RZR18 / 24 / 30PVJU
RZQ18 / 24PVJU9
RZQ30PVJU .......................................................................................... 10
Part 3 Remote Controller ........................................................... 11
1. Wired Remote Controller ......................................................................12
1.1 Applicable Models .................................................................................. 12
1.2 Names and Functions ............................................................................ 13
1.3 MAIN/SUB Setting when Using 2 Remote Controllers........................... 17
1.4 Centralized Control Group No. Setting .................................................. 19
2. Wireless Remote Controller ..................................................................22
2.1 Applicable Models .................................................................................. 22
2.2 Names and Functions ............................................................................ 22
2.3 Address and MAIN/SUB Setting ............................................................ 24
3. Service Mode ........................................................................................25
3.1 BRC1D71 ............................................................................................... 25
3.2 BRC1E71 ............................................................................................... 28
4. Inspection Mode....................................................................................30
Part 4 Function and Control ....................................................... 31
1. Function General ..................................................................................32
1.1 Operation Mode ..................................................................................... 32
2. Basic Control.........................................................................................33
2.1 Normal Operation................................................................................... 33
2.2 Compressor PI Control .......................................................................... 34
2.3 Electronic Expansion Valve PI Control .................................................. 35
2.4 Cooling Operation Fan Control .............................................................. 36
3. Special Control......................................................................................37
3.1 Startup Control ....................................................................................... 37
3.2 Oil Return Operation .............................................................................. 38
3.3 Defrosting Operation .............................................................................. 40
3.4 Pump Down Residual Operation............................................................ 41
3.5 Restart Standby ..................................................................................... 42
3.6 Stopping Operation ................................................................................ 42
3.7 Pressure Equalization Prior to Startup ................................................... 43
4. Protection Control .................................................................................44
4.1 High Pressure Protection Control .......................................................... 44
4.2 Low Pressure Protection Control ........................................................... 45
4.3 Discharge Pipe Protection Control ......................................................... 46
4.4 Inverter Protection Control ..................................................................... 47
5. Other Control ........................................................................................48
5.1 Heating Operation Prohibition ................................................................ 48
6. Outline of Control (Indoor Unit) .............................................................49
6.1 Drain Pump Control ............................................................................... 49
6.2 Louver Control for Preventing Ceiling Dirt ............................................. 51