Table Of Contents - Panasonic CS-RZ25VKRW Service Manual

Table of Contents

Important Safety Notice1
Table Of Contents2
Safety Precautions4
Precaution For Using R32 Refrigerant6
Specification11
Features25
Inverter Technology25
Environment Protection25
Long Installation Piping25
Location Of Controls And Components26
Indoor Unit26
Outdoor Unit26
Remote Control27
Dimensions28
Refrigeration Cycle Diagram33
Cs-Rz25Vkrw Cu-Rz25Vkr Cs-Rz35Vkrw Cu-Rz35Vkr33
Cs-Rz42Vkrw Cu-Rz42Vkr34
Cs-Rz50Vkrw Cu-Rz50Vkr34
Cs-Rz80Vkr Cu-Rz80Vkr34
Block Diagram35
Cs-Rz25Vkrw Cu-Rz25Vkr Cs-Rz42Vkrw Cu-Rz42Vkr35
Cs-Rz35Vkrw Cu-Rz35Vkr36
Cs-Rz50Vkrw Cu-Rz50Vkr Cs-Rz60Vkrw Cu-Rz60Vkr Cs-Rz71Vkrw Cu-Rz71Vkr37
Wiring Connection Diagram39
Electronic Circuit Diagram45
Printed Circuit Board51
Main Printed Circuit Board51
Demand Control Printed Circuit Board58
Installation Instruction59
Select The Best Location59
Indoor Unit Installation Diagram59
How To Fix Installation Plate60
To Drill A Hole In The Wall61
Install A Sleeve Of Piping61
Indoor Unit Installation62
For The Right Rear Piping62
For The Embedded Piping62
Connect The Cable To The Indoor Unit63
Wire Stripping, Connecting Requirement64
Connect The Piping65
Connecting The Piping To Indoor65
Connecting The Piping To Outdoor65
Connecting The Piping To Outdoor Multi66
Cutting And Flaring The Piping66
How To Take Out Front Grille66
Check The Drainage67
Evaluation Of The Performance67
Installation Of Anti-Bacterial Filter67
Air Tightness Test On The Refrigerating System70
Connect The Cable To The Outdoor Unit71
Piping Insulation72
Disposal Of Outdoor Unit Drain Water72
Wired Remote Controller Installation Manual73
Attached Accessories74
Selecting The Installation Location74
Installing The Remote Controller Unit To The Wall75
If Remote Controller Cable Is Embedded75
If Remote Controller Cable Is Exposed76
Connecting The Remote Controller Cable To Indoor Unit77
Installation And Servicing Air Conditioner Using R3278
About R32 Refrigerant78
Characteristics Of R32 Refrigerant78
Characteristic Of Pressure79
Required Tools80
Tools For R32 (Common With R410A)80
Refrigerant Piping Installation • Tools Used In Services80
Torque Wrenches81
Differences In Torque Wrenches81
Differences In Charging Hoses81
Manifold Gauges / Charging Hoses81
Hfc Refrigerant_Electric Gas Leakage Tester82
Digital Scale For Refrigerant Charging82
Refrigerant Cylinders82
Tools Used For Refrigerant Piping Installations And Services83
Precaution Of Repairing Refrigerant Cycle83
Inserting Wrong Refrigerant83
New Installation, Relocation, Repairing Of Refrigerant Cycle System The Procedures84
Piping Installation Of R3285
Pipe Materials Used And Flaring85
Processing And Connection Of Pipes85
Pipe Thickness85
Installation, Relocation, And Service86
Process Of Refrigerant Recovery87
Relocation88
Removing The Air Conditioning Unit88
Recovery Of Outdoor Unit Refrigerant By Pumping Down88
Removal Of Indoor And Outdoor Units88
Re-Insertion Of Refrigerant In Service89
Repairing Of Refrigerant Cycle / Brazing Point90
Preparation For Repairing Of Refrigerant Cycle / Brazing90
Adjustment Of Vacuum Pump Pressure90
Cylinder With Adjustment Handle90
Checking Of Gas Provision91
Cylinder Without Adjustment Valve91
Adjustment Of Flame91
Types Of Flame92
Neutral Flame92
Carbide Flame92
Closing The Flame92
Selection Of Brazing Material93
Need Of Flux93
Need Of Nitrogen Gas93
Checking Of Brazing (Insert) Points94
Brazing And Heating94
No Impurity On The Brazing Point94
Adequate Gap Space In The Brazing Point94
Preparation For Appropriate Diagnosis96
Understanding And Verification Of Refrigerant Cycle96
Reference> Analysis Method For No Error Code, No Cooling / No Warming96
Guidance For Diagnosis Of Refrigerant Cycle97
Measuring Temperature97
Operation And Control98
Basic Function98
Internal Setting Temperature98
Cooling Operation98
Automatic Operation99
Fan Operation99
Indoor Fan Motor Operation100
Basic Rotation Speed (Rpm)100
Manual Fan Speed100
Auto Fan Speed100
Outdoor Fan Motor Operation101
Airflow Direction101
Vertical Airflow101
Horizontal Airflow (Rz25/35/42Vk)102
Side View (Inner Vane)102
Side View (Outer Vane)102
Horizontal Airflow (Rz50/60/71/80Vk)103
Control Condition103
Quiet Operation (Cooling Mode/Cooling Area Of Dry Mode)103
Quiet Operation (Heating)104
Powerful Mode Operation104
Timer Control104
On Timer Control104
Auto Restart Control105
Indication Panel105
Eco Mode Operation105
Ha Terminal (Hajem-A)105
Demand Control106
Pump Down Operation By Cn-S106
Operation Control (For Multi Split Connection)107
Soft Dry Operation107
Heating Operation107
Protection Control For All Operations109
Restart Control (Time Delay Safety Control)109
Total Running Current Control109
Compressor Overheating Prevention Control110
Low Pressure Prevention Control (Gas Leakage Detection)110
Low Frequency Protection Control 1110
Low Frequency Protection Control 2110
Protection Control For Cooling & Soft Dry Operation111
Outdoor Air Temperature Control111
Cooling Overload Control111
Freeze Prevention Control 1111
Protection Control For Heating Operation112
Odor Cut Control112
Intake Air Temperature Control112
Overload Protection Control113
Low Temperature Compressor Oil Return Control113
Cold Draught Prevention Control113
Deice Operation113
Servicing Mode114
Auto Off/On Button114
Auto Operation Mode114
Remote Control Number Switch Mode114
Remote Control Button115
Set Button115
Reset (Rc)115
Reset (Ac)115
Special Setting Mode116
Lcd Display Area116
To Enter Zone 1 Area116
Troubleshooting Guide118
Refrigeration Cycle System118
Normal Pressure And Outlet Air Temperature (Standard)118
Breakdown Self Diagnosis Function120
Self Diagnosis Function (Three Digits Alphanumeric Code)120
To Make A Diagnosis120
To Display Memorized Error120
Error Code Table121
Self-Diagnosis Method123
H11 (Indoor/Outdoor Abnormal Communication)123
When Abnormality Indication Starts Again123
H12 (Indoor/Outdoor Capacity Rank Mismatched)124
H14 (Indoor Intake Air Temperature Sensor Abnormality)125
H15 (Compressor Temperature Sensor Abnormality)126
H16 (Outdoor Current Transformer)127
H19 (Indoor Fan Motor – Dc Motor Mechanism Locked)128
H23 (Indoor Pipe Temperature Sensor 1 Abnormality)129
H24 (Indoor Pipe Temperature Sensor 2 Abnormality)130
H25 (Nanoe-G Air Purifying System Abnormal)131
H27 (Outdoor Air Temperature Sensor Abnormality)132
H28 (Outdoor Pipe Temperature Sensor Abnormality)133
H30 (Compressor Discharge Temperature Sensor Abnormality)134
H33 (Unspecified Voltage Between Indoor And Outdoor)135
H59 (Human Activity Sensor Abnormality)136
H70 (Light Sensor Abnormality)137
H97 (Outdoor Fan Motor – Dc Motor Mechanism Locked)138
H98140
H99141
F11 (4-Way Valve Switching Failure)142
F90 (Power Factor Correction Protection)143
F91 (Refrigeration Cycle Abnormality)144
F93 (Compressor Rotation Failure)145
F95 (Outdoor High Pressure Protection: Cooling Or Soft Dry)146
F96 (Ipm Overheating)147
F97 (Compress Overheating)148
F98 (Input Over Current Detection)149
F99 (Dc Peak Detection)150
Disassembly And Assembly Instructions151
To Remove Front Grille151
To Remove Power Electronic Controller151
Cs-Rz25Vkrw Cs-Rz35Vkrw Cs-Rz42Vkrw151
To Remove Discharge Grille152
To Remove Control Board153
To Remove Cross Flow Fan And Indoor Fan Motor153
To Remove Horizontal Vane155
Cs-Rz50Vkrw Cs-Rz60Vkrw Cs-Rz71Vkrw Cs-Rz80Vkr155
To Remove Electronic Controller156
Outdoor Electronic Controller Removal Procedure159
Technical Data163
Sensible Capacity Chart163
Service Data170
Cool Mode Outdoor Air Temperature Characteristic170
Heat Mode Outdoor Air Temperature Characteristic177
Piping Length Correction Factor184
Exploded View And Replacement Parts List186