Daikin VRV III RXYQ5-54PY1 Manuals

Manuals and User Guides for Daikin VRV III RXYQ5-54PY1. We have 1 Daikin VRV III RXYQ5-54PY1 manual available for free PDF download: Service Manual

Daikin VRV III RXYQ5-54PY1 Service Manual (398 pages)

R-410A Heat Pump 50Hz

Brand: Daikin | Category: Heat Pump | Size: 19.77 MB

Table of Contents
2
Introduction
7
Safety Cautions
7
Preface
11
Part 1 General Information
12
Model Names of Indoor/Outdoor Units
13
External Appearance
14
Indoor Units
14
Outdoor Units
15
Combination of Outdoor Units
16
Model Selection
18
Part 2 Specifications
22
Specifications
23
Outdoor Units
23
Indoor Units
44
Part 3 Refrigerant Circuit
70
Refrigerant Circuit
71
Rxyq5P
71
Rxyq8P
73
Rxyq10P, 12P
75
Rxyq14P, 16P, 18P
77
Outdoor Air Processing Unit
79
Fxmq125Mfv1~250Mfv1
79
Outdoor Air Processing Unit FXMQ125MFV1~250MFV1
79
Functional Parts Layout
80
Rxyq5P
80
Rxyq8P
81
Rxyq10P, 12P (12P: Europe)
82
Rxyq12P
83
Rxyq14P, 16P, 18P
84
Refrigerant Flow for each Operation Mode
85
Part 4 Function
102
Function General
103
Symbol
103
Operation Mode
104
Basic Control
105
Normal Operation
105
Compressor PI Control
106
Electronic Expansion Valve PI Control
118
Step Control of Outdoor Unit Fans
118
Outdoor Unit Fan Control in Cooling Operation
119
Special Control
120
Startup Control
120
Large Capacity Start up Control (Heating)
121
Oil Return Operation
122
Defrosting Operation
124
Pump-Down Residual Operation
125
Standby
126
Stopping Operation
127
Protection Control
129
High Pressure Protection Control
129
Low Pressure Protection Control
130
Discharge Pipe Protection Control
131
Inverter Protection Control
132
STD Compressor Overload Protection
133
Injection Control (Only for RXYQ5P)
133
Other Control
134
Outdoor Unit Rotation
134
Emergency Operation
135
Demand Operation
139
Heating Operation Prohibition
139
Outline of Control (Indoor Unit)
140
Drain Pump Control
140
Louver Control for Preventing Ceiling Dirt
142
Thermostat Sensor in Remote Controller
143
Thermostat Control While in Normal Operation
145
Thermostat Control in Dry Operation
145
Electronic Expansion Valve Control
146
Hot Start Control (in Heating Operation Only)
146
Freeze Prevention
147
Heater Control
147
6.10 List of Swing Flap Operations
148
Control of Outdoor Air Processing Unit (Unique Control for Outdoor Air Processing Unit)
149
Part 5 Test Operation
154
Test Operation
155
Installation Process
155
Procedure and Outline
156
Operation When Power Is Turned on
170
Outdoor Unit PC Board Layout
171
Field Setting
172
Field Setting from Remote Controller
172
Field Setting from Outdoor Unit
185
Part 6 Troubleshooting
210
Symptom-Based Troubleshooting
212
Troubleshooting by Remote Controller
215
The INSPECTION / TEST Button
215
Self-Diagnosis by Wired Remote Controller
216
Self-Diagnosis by Wireless Remote Controller
217
Operation of the Remote Controller's Inspection / Test Operation Button
220
Remote Controller Service Mode
221
Remote Controller Self-Diagnosis Function
223
Troubleshooting by Indication on the Remote Controller
231
A0" Indoor Unit: Error of External Protection Device
231
A1" Indoor Unit: PC Board Defect
232
A3" Indoor Unit: Malfunction of Drain Level Control System (S1L)
233
A6" Indoor Unit: Fan Motor (M1F) Lock, Overload
235
Fan Motor (M1F) Lock, Overload
235
A7" Indoor Unit: Malfunction of Swing Flap Motor (M1S)
236
A9" Indoor Unit: Malfunction of Moving Part of
238
Malfunction of Moving Part of Electronic Expansion Valve (Y1E)
238
Electronic Expansion Valve (Y1E)
238
AF" Indoor Unit: Drain Level above Limit
240
AJ" Indoor Unit: Malfunction of Capacity Determination Device
241
C4" Indoor Unit: Malfunction of Thermistor (R2T) for Heat Exchanger
242
3.10 "C5" Indoor Unit
243
C5" Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes
243
3.11 "C9" Indoor Unit
244
C9" Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air
244
CJ" Indoor Unit: Malfunction of Thermostat Sensor in
245
In Remote Controller
245
Remote Controller
245
E1" Outdoor Unit: PC Board Defect
246
PC Board Defect
246
E3" Outdoor Unit: Actuation of High Pressure Switch
247
E4" Outdoor Unit: Actuation of Low Pressure Sensor
249
Outdoor Unit: Inverter Compressor Motor Lock
251
E5" Outdoor Unit: Inverter Compressor Motor Lock
251
Outdoor Unit: STD Compressor Motor Overcurrent/Lock
253
E6" Outdoor Unit: STD Compressor Motor Overcurrent/Lock
253
Outdoor Unit: Malfunction of Outdoor Unit Fan Motor
254
E7" Outdoor Unit: Malfunction of Outdoor Unit Fan Motor
254
Electronic Expansion Valve (Y1E, Y2E)
257
E9" Outdoor Unit: Malfunction of Moving Part of
257
F3" Outdoor Unit: Abnormal Discharge Pipe Temperature
259
Outdoor Unit: Refrigerant Overcharged
260
F6" Outdoor Unit: Refrigerant Overcharged
260
Outdoor Unit: Abnormal Outdoor Fan Motor Signal
261
H7" Outdoor Unit: Abnormal Outdoor Fan Motor Signal
261
H9" Outdoor Unit: Malfunction of Thermistor (R1T) for Outdoor Air
262
Outdoor Unit: Current Sensor Malfunction
263
J2" Outdoor Unit: Current Sensor Malfunction
263
J3" Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R3, R31~33T)
264
J5" Outdoor Unit: Malfunction of Thermistor (R2T), (R7T)
265
For Suction Pipe
265
Suction Pipe
265
J6" Outdoor Unit: Malfunction of Thermistor (R4T) for Outdoor Unit Heat Exchanger
266
J7" Outdoor Unit: Malfunction of Liquid Pipe Thermistor (R6T)
267
Gas Pipe Thermistor (R5T)
268
JA" Outdoor Unit: Malfunction of High Pressure Sensor
269
JC" Outdoor Unit: Malfunction of Low Pressure Sensor
270
L4" Outdoor Unit: Malfunction of Inverter Radiating Fin
271
Temperature Rise
271
L4" Outdoor Unit: Malfunction of
271
Inverter Radiating Fin Temperature Rise
271
L5" Outdoor Unit: Inverter Compressor Abnormal
273
L8" Outdoor Unit: Inverter Current Abnormal
275
L9" Outdoor Unit: Inverter Start up Error
277
3.36 "LC" Outdoor Unit
279
LC" Outdoor Unit: Malfunction of Transmission between Inverter and Control PC Board
279
P1" Outdoor Unit: Inverter Over-Ripple Protection
282
Inverter Over-Ripple Protection
282
P4" Outdoor Unit: Malfunction of Inverter Radiating Fin Temperature Rise Sensor
283
Temperature Rise Sensor
283
PJ" Outdoor Unit: Faulty Field Setting after Replacing Main PC Board or Faulty Combination of PC Board
285
3.40 "UO" Outdoor Unit
286
Or Electronic Expansion Valve Failure
286
Reverse Phase, Open Phase
287
U1" Reverse Phase, Open Phase
287
Instantaneous Failure
288
U2" Outdoor Unit: Power Supply Insufficient or
288
U3" Outdoor Unit: Check Operation Not Executed
291
Malfunction of Transmission between Indoor Units
292
U4" Malfunction of Transmission between Indoor Units
292
Remote Controller and Indoor Unit
294
Indoor Unit: Malfunction of Transmission between Outdoor Units
295
U7" Indoor Unit: Malfunction of Transmission between
295
Outdoor Units
295
Sub Remote Controllers
297
U9" Indoor Unit: Malfunction of Transmission between Indoor
298
And Outdoor Units in the same System
298
Outdoor Units in the same System
298
Improper Combination of Indoor and Outdoor Units, Indoor Units and Remote Controller
299
Indoor Units and Remote Controller
299
UC" Address Duplication of Centralized Controller
301
Malfunction of Transmission between Centralized Controller and Indoor Unit
302
UE" Malfunction of Transmission between Centralized Controller and Indoor Unit
302
UF" System Is Not Set yet
305
UH" Malfunction of System, Refrigerant System Address Undefined
306
Troubleshooting (OP: Central Remote Controller)
308
PC Board Defect
308
M1" PC Board Defect
308
M8" Malfunction of Transmission between Optional Controllers for Centralized Control
309
Improper Combination of Optional Controllerslers for Centralized Controllers
311
Centralized Control
311
MC" Address Duplication, Improper Setting
313
Troubleshooting (OP: Unified ON/OFF Controller)
316
Operation Lamp Blinks
316
Display "Under Centralized Control" Blinks (Repeats Single Blink)
318
Display "Under Centralized Control" Blinks (Repeats Double Blink)
321
Part 7 Appendix
326
Piping Diagrams
327
Outdoor Unit
327
Indoor Unit
331
Wiring Diagrams for Reference
335
Outdoor Unit
335
Field Wiring
340
Indoor Unit
343
List of Electrical and Functional Parts
359
Outdoor Unit
359
Indoor Side
362
Option List
368
Option List of Controllers
368
Option Lists (Outdoor Unit)
370
Piping Installation Point
372
The Example of a Wrong Pattern
373
Example of Connection (R-410A Type)
374
Thermistor Resistance / Temperature Characteristics
376
Pressure Sensor
378
Method of Checking the Inverter's Power Transistors and Diode Modules
379
Part 8 Precautions for New Refrigerant (R-410A)
382
Precautions for New Refrigerant (R-410A)
383
Outline
383
Refrigerant Cylinders
385
Service Tools
386
Index
392
Drawings & Flow Charts
396

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Daikin VRV III RXYQ5-54PY1 Service Manual (398 pages)

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