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VRV III REYQ38PY1
Daikin VRV III REYQ38PY1 Manuals
Manuals and User Guides for Daikin VRV III REYQ38PY1. We have
2
Daikin VRV III REYQ38PY1 manuals available for free PDF download: Service Manual, Installation Manual
Daikin VRV III REYQ38PY1 Service Manual (452 pages)
R-410A Heat Recovery 50Hz
Brand:
Daikin
| Category:
Heating System
| Size: 23.6 MB
Table of Contents
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
17
Part 2 Specifications
20
Outdoor Units
21
Indoor Units
32
BS Units
58
Part 3 Refrigerant Circuit
60
Refrigerant Circuit
61
Reyq8P, 10P, 12P
61
Reyq14P, 16P
63
REMQ8PY1 (Multi 8HP)
65
REMQ10PY1, 12PY1 (Multi 10, 12HP)
67
REMQ14PY1, 16PY1 (Multi 14, 16HP)
69
BS Unit Functional Parts
71
Indoor Units
72
Functional Parts Layout
73
Reyq8P, 10P, 12P
73
Reyq14P, 16P
74
Remq8P
75
Remq10P, 12P
76
Remq14P, 16P
77
Refrigerant Flow for each Operation Mode
78
Part 4 Function
106
Function General
107
Symbol
107
Operation Mode
109
Basic Control
110
Normal Operation
110
Compressor PI Control
111
Electronic Expansion Valve PI Control
119
Step Control of Outdoor Unit Fans
119
Outdoor Unit Fan Control in Cooling Operation
120
Heat Exchanger Control
121
Special Control
122
Startup Control
122
Large Capacity Start up Control (Heating)
124
Oil Return Operation
125
Defrost Operation
129
Pump-Down Residual Operation
131
Standby
133
Stopping Operation
134
Protection Control
135
High Pressure Protection Control
135
Low Pressure Protection Control
137
Discharge Pipe Protection Control
139
Inverter Protection Control
140
STD Compressor Overload Protection
142
Other Control
143
Backup Operation
143
Demand Operation
143
Heating Operation Prohibition
143
Outline of Control (Indoor Unit)
144
Operation Flow Chart
144
Thermostat Control
146
Drain Pump Control
150
Control of Electronic Expansion Valve
152
Freeze Prevention
153
Heater Control (Optional PC Board KRP1B
154
List of Swing Flap Operations
155
Hot Start Control (in Heating Operation Only)
156
Louver Control for Preventing Ceiling Dirt
157
Part 5 Test Operation
158
Test Operation
159
Installation Process
159
Procedure and Outline
160
Operation When Power Is Turned on
178
Outdoor Unit PC Board Layout
179
Field Setting
180
Field Setting from Remote Controller
180
Field Setting from Outdoor Unit
193
Emergency Operation
215
Part 6 Troubleshooting
220
Symptom-Based Troubleshooting
223
Troubleshooting by Remote Controller
226
The INSPECTION / TEST Button
226
Self-Diagnosis by Wired Remote Controller
227
Self-Diagnosis by Wireless Remote Controller
228
Inspection Mode
231
Remote Controller Service Mode
232
Test Run Mode
234
Remote Controller Self-Diagnosis Function
234
Troubleshooting by Indication on the Remote Controller
241
A0 " Indoor Unit: Error of External Protection Device
241
A1 " Indoor Unit: PC Board Defect
242
A3 " Indoor Unit: Malfunction of Drain Level Control System (S1L)
243
A6 " Indoor Unit: Fan Motor (M1F) Lock, Overload
245
A6 " Indoor Unit: Malfunction of Indoor Unit Fan Motor
247
A6 " Indoor Unit: Overload / Overcurrent / Lock of Indoor Unit Fan Motor
248
A6 " Indoor Unit: Overload / Overcurrent
248
Lock of Indoor Unit Fan Motor
248
A7 " Indoor Unit: Malfunction of Swing Flap Motor (M1S)
249
A9 " Indoor Unit: Electronic Expansion Valve Malfunction
251
Dust Clogging
251
A9 " Indoor Unit: Malfunction of Electronic Expansion Valve Coil
253
AF " Indoor Unit: Drain Level above Limit
255
AJ " Indoor Unit: Malfunction of Capacity Determination Device
256
C4 " Indoor Unit: Malfunction of Thermistor (R2T) for
257
Heat Exchanger
257
C5 " Indoor Unit: Malfunction of Thermistor (R3T) for Gas Pipes
258
C9 " Indoor Unit: Malfunction of Thermistor (R1T) for Suction Air
259
CJ " Indoor Unit: Malfunction of Thermostat Sensor in
260
Remote Controller
260
E1 " Outdoor Unit: PC Board Defect
261
E3 " Outdoor Unit: Actuation of High Pressure Switch
262
E4 " Outdoor Unit: Actuation of Low Pressure Sensor
264
Outdoor Unit: Inverter Compressor Motor Lock
266
E5 " Outdoor Unit: Inverter Compressor Motor Lock
266
Outdoor Unit: STD Compressor Motor Overcurrent/Lock
268
E6 " Outdoor Unit: STD Compressor Motor Overcurrent/Lock
268
E7 " Outdoor Unit: Malfunction of Outdoor Unit Fan Motor
269
Electronic Expansion Valve (Y1E~Y5E)
272
F3 " Outdoor Unit: Abnormal Discharge Pipe Temperature
274
Outdoor Unit: Refrigerant Overcharged
276
F6 " Outdoor Unit: Refrigerant Overcharged
276
F9 " Outdoor Unit: Malfunction of BS Unit Electronic Expansion Valve
277
Outdoor Unit: Abnormal Outdoor Fan Motor Signal
279
H7 " Outdoor Unit: Abnormal Outdoor Fan Motor Signal
279
Outdoor Air
281
Outdoor Unit: Current Sensor Malfunction
282
J2 " Outdoor Unit: Current Sensor Malfunction
282
J3 " Outdoor Unit: Malfunction of Discharge Pipe Thermistor (R31, 32T, 33T)
283
Heat Exchanger Gas (R2T or R11T)
284
Suction Pipe
285
Outdoor Unit Heat Exchanger
286
(R6T), (R9T) or (R14T)
287
(R7T or R15T)
288
Exchanger Gas Pipe Thermistor (R5T or R13T)
289
JA " Outdoor Unit: Malfunction of High Pressure Sensor
290
JC " Outdoor Unit: Malfunction of Low Pressure Sensor
292
L1 " Outdoor Unit: Defective Inverter PC Board
294
Temperature Rise
296
L5 " Outdoor Unit: Momentary Overcurrent of Inverter Compressor
299
L8 " Outdoor Unit: Momentary Overcurrent of Inverter Compressor
301
L9 " Outdoor Unit: Inverter Compressor Starting Failure
303
Inverter and Control PC Board
306
P1 " Outdoor Unit: Inverter Over-Ripple Protection
309
P4 " Outdoor Unit: Malfunction of Inverter Radiating Fin
311
Temperature Rise Sensor
311
Faulty Combination of PC Board
313
U0 " Outdoor Unit: Gas Shortage Alert
315
Reverse Phase, Open Phase
317
U1 " Reverse Phase, Open Phase
317
Instantaneous Failure
318
U3 " Outdoor Unit: Check Operation Not Executed
321
Malfunction of Transmission between Indoor Units
322
U4 " Malfunction of Transmission between Indoor Units
322
Malfunction of Transmission between
325
Remote Controller and Indoor Unit
325
Outdoor Unit: Transmission Failure (Across Outdoor Units)
326
U7 " Outdoor Unit: Transmission Failure (Across Outdoor Units)
326
Sub Remote Controllers
332
Outdoor Units in the same System
333
Improper Combination of Indoor and Outdoor Units, Indoor Units and Remote Controller
334
Indoor Units and Remote Controller
334
Address Duplication of Centralized Controller
340
Malfunction of Transmission between Centralized Controller and Indoor Unit
341
Centralized Controller and Indoor Unit
341
System Is Not Set yet
344
UF " System Is Not Set yet
344
UH " Malfunction of System, Refrigerant System Address Undefined
345
Troubleshooting (OP: Central Remote Controller)
347
PC Board Defect
347
M1 " PC Board Defect
347
Malfunction of Transmission between Optional Controllers for Centralized Control
348
Centralized Control
348
Improper Combination of Optional Controllerslers for Centralized Controllers
349
MA " Improper Combination of Optional Controllers for Centralized Control
349
MC " Address Duplication, Improper Setting
351
Troubleshooting (OP: Unified ON/OFF Controller)
352
Operation Lamp Blinks
352
Display "Under Centralized Control" Blinks (Repeats Single Blink)
354
Display "Under Centralized Control" Blinks (Repeats Double Blink)
357
Part 7 Appendix
372
Piping Diagrams
373
Outdoor Unit
373
Indoor Unit
378
BS Unit
382
Wiring Diagrams for Reference
383
Outdoor Unit
383
Field Wiring
388
Indoor Unit
391
BS Unit
406
List of Electrical and Functional Parts
407
Outdoor Unit
407
Indoor Side
412
Option List
418
Option List of Controllers
418
Option Lists (Outdoor Unit)
420
Piping Installation Point
421
The Example of a Wrong Pattern
422
Example of Connection (R-410A Type)
424
Thermistor Resistance / Temperature Characteristics
428
Pressure Sensor
430
Method of Checking the Inverter's Power Transistors and Diode Modules
431
Part 8 Precautions for New Refrigerant (R-410A)
434
Precautions for New Refrigerant (R-410A)
435
Outline
435
Refrigerant Cylinders
437
Service Tools
438
Index
444
Drawings & Flow Charts
448
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Daikin VRV III REYQ38PY1 Installation Manual (23 pages)
VRVIII SYSTEM AIR CONDITIONER
Brand:
Daikin
| Category:
Air Conditioner
| Size: 1.81 MB
Table of Contents
Installation Manual
1
Table of Contents
3
First of All
6
Safety Considerations
6
Combination
7
Disposal Requirements
7
Introduction
7
Special Notice of Product
7
Main Components
8
Option Accessory
8
Pattern
8
Inspecting and Handling the Unit
9
Placing the Unit
9
Refrigerant Piping
9
Selection of Piping Material and Refrigerant Branching Kit
9
Selection of Location
8
Standard Supplied Accessories
8
Technical and Electrical Specifications
8
Figure
9
Connecting the Refrigerant Piping
10
Figure
10
Figure
19
Figure
20
13-1.Before Test Run
21
13-3.Checks after Test Run
21
Caution for Refrigerant Leaks
21
Onsite Settings
21
Test Run
21
Pipe Connection
10
Protection against Contamination When Installing Pipes
10
Figure
11
Figure
15
Figure
16
Air Tight Test and Vacuum Drying
17
Figure
17
Pipe Insulation
17
Procedure for Wiring Inside Units
17
11-1.Before Working
18
Additional Refrigerant Charge and Check Operation
18
Checking of Device and Installation Conditions
18
Figure
18
11-2.Procedure of Adding Refrigerant Charging and Check
19
Power Wiring Connection Procedure
16
Transmission Wiring Connection Procedure
16
Example of Connection
12
Field Wiring
15
Leading Wire Procedure
15
Power Circuit, Safety Device and Cable Requirements
15
Wiring Connection Example for Whole System
15
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