Hitachi SET FREE RAS-20FSN Manuals

Manuals and User Guides for Hitachi SET FREE RAS-20FSN. We have 1 Hitachi SET FREE RAS-20FSN manual available for free PDF download: Service Manual

Hitachi SET FREE RAS-20FSN Service Manual (630 pages)

Brand: Hitachi | Category: Air Conditioner | Size: 58 MB

Complementary Systems
9
Table of Contents
13
Units Installation
15
Transportation of Outdoor Unit
15
Transportation and Handling
16
Hanging Method
16
Before Installation
16
Rci
17
Factory-Supplied Accessories
21
Initial Check
21
Installation
22
Factory-Supplied Accessories
24
Initial Check
24
Installation
25
Air Panels Installation
26
Rpc
28
Factory-Supplied Accessories
30
Initial Check
30
Installation
30
RPI (In-The-Ceiling)
30
Unit Installation
30
Air Suction Direction Change
32
Rpk
33
Factory-Supplied Accessories
33
Initial Check
33
Dimensions of the Mounting Bracket
35
RPF (Floor Type) / RPFI (Floor-Concealed Type)
36
Factory-Supplied Accessories
38
Initial Check
38
Installation
38
Complementary Systems
38
KPI (Total Heat Exchanger)
38
Econofresh Kit
40
Ras Fsvne
41
Installation Space
41
Installation Place Provision
42
Remove Shipping Washer
42
Installation Location (5 to 12Hp)
44
Serial Units Installation (5 to 12HP)
44
Multiple Installation Space
46
Dimensions of the Hood (Field-Supplied)
62
Foundation Provision
64
Center of Gravity
65
Unit
67
Transportation and Handling
67
Factory Supplied Accessories
67
Initial Check
67
Installation
68
Optional Accessories
69
Filter Box for 4-Way Cassette Type Indoor Units
71
Piping Installation
76
General Notes
76
Piping Work Connection Considerations
77
Piping Materials
77
Three Principles on Refrigerant Work
78
Suspension of Refrigerant Piping
79
Tightening Torque
79
Brazing Work
81
Indoor Units and Complementary Systems
82
Rpc - Ceiling Type
82
Rci
82
Rcim
83
Rcd
84
Rpc
85
Piping Installation
86
Drain Piping
86
Rpi
87
Rpk
89
Rpk - Wall Type
89
Rpf(I)
91
Units
92
Piping Connection
92
Outdoor Units
93
Factory Supplied Pipe Accessories
93
Position of Piping Connection
94
Flange Piping Connection for FSN(E)/FXN(E)
97
Piping Connection for FSVNE
98
Vacuum and Refrigerant Charge
99
Drain Discharging Boss
100
Electrical Wiring
101
General Check
102
Electrical Wiring for the Outdoor Unit
102
Electrical Wiring Connection for Outdoor Unit
102
Setting the DIP Switches for the Outdoor Unit
103
Electrical Wiring for the Indooor Unit
107
Electrical Wiring Connection
108
Setting the DIP Switches for the Indoor Unit
117
Common Wiring
118
Electrical Wiring between the Indoor Unit and the Outdoor Unit
118
H-LINK System
123
Psc-5Hr
125
Internal Layout
125
Setting the Dip Switches
125
Electrical Wiring Diagrams
127
Installation of the Optional Remote Control Switch
155
Installation of the Remote Control Switch <PC-P2HTE
155
Before the Installation
155
Installation Area
155
Installation Procedure
156
Electrical Wiring
157
Installation of the Remote Control Switch (Core-Function) <PC-P5H
158
Before the Installation
158
Installation Area
158
Installation Procedures
158
Electrical Wiring
159
Installation of the Central Station <PSC-5S
161
Accessories
161
Installation Area
161
Installation Procedure
161
Input/Output Function
166
Option Setting
168
Initialization of the Central Station
169
Installation of the 7-Day Timer <PSC-5T
170
Accessories
170
Installation Area
170
Installation Procedure
170
Electrical Wiring
172
Installation of the Receiver Kit <PC-RLH8
174
Installation of the Wireless Receiver Kit
176
Installation of the Receiver Kit <PC-RLH9
176
Installation of the Wireless Receiver Kit
177
Installation of the External Receiver Kit <PC-RLH11
177
Installation of the Wireless Receiver Kit
178
Installation of the Receiver Kit <PC-RLH13
178
Harc-Bx(A/B)
180
Part Names
180
Installation Procedure
180
Electrical Wiring
181
Arrangement of the Installation of PCB and H-LINK Terminals
181
Test Run
182
Maintenance and Service
182
CSNET WEB Interface Connection
183
Safety Summary
183
Component Names
183
Specifications
184
Installation
184
Control System
188
Device Control System
188
RAS 5~42FSN(E) Refrigerant Cycle Control
188
RAS 8~32FXN(E) Refrigerant Cycle Control
190
Ras 3~5Fsvne Refrigerant Cycle Control
193
Indoor Unit PCB
194
Layout of the Printed Circuit Board for RCI
194
Layout of the Printed Circuit Board for RCD
195
Layout of the Printed Circuit Board for RPK FSNM
198
Layout of the Printed Circuit Board (Only Rpk-1.5Fsn1M)
199
Complementary System
200
Kpi
200
Outdoor Units PCB
201
Fsvne
201
Fsn(E)/Fxn(E)
202
Protection and Safety Control
203
Safety and Control Device Setting
204
Standard Operation Sequence
205
Cooling Process
205
Dry Operation
211
Heating Process
217
Cooling and Heating Simultaneously Process
223
Defrost Operation Control
226
Standard Control Functions
228
Freezing Protection Control During the Cooling Process or the Dry Operation
228
Overheating Protection Control of the Outlet Temperature
229
Control of Expansion Valve for the Plate Heat Exchanger
230
Compressor Operation Control
231
Control for Automatic Cooling/Heating Process
234
Outdoor Fan Control During Cooling Operation
235
High Pressure Increase Protection Control in Cooling Operation
235
Outdoor Fan Control During Heating Operation
236
Preheating Control of Compressor
236
Activation for Protection Device
237
Standard Control Functions for the KPI System
238
Standard Control Functions for Econofresh
239
Solenoid Valve Control for CH Unit (CH-4.0N(E); CH-8.0N(E); CH-12.0N(E))
243
Restricted Control for Outdoor Units
244
Indoor Units
246
Available Ports
246
Description of Optional Input Signals
250
Control by Field-Supplied Room Thermostat
250
Description of Optional Output Signals
252
Configuration
253
Rpk-1.0/1.5Fsn1M
256
Econofresh Kit
257
Compatibilities
257
FSN(E)/FXN(E) Outdoor Units
258
Available Ports
258
Configuration
259
Available Optional Signals
259
Setting of the Optional Signals
260
Description of Optional Input Signals
261
Description of Optional Output Signals
262
For FSN(E)/FXN(E)
262
Available Optional Functions
263
Frequency Range
264
Operation
265
FSVNE Outdoor Units
266
Available Ports
266
Configuration
267
Description of Optional Input Signals
267
Description of Optional Output Signals
268
Optional Functions for FSVNE
268
Optional Function Setting
270
Power Supply ON/OFF
273
Optional Functions Available through the Remote Control Switch (PC-P5H)
278
Optional Functions Available through Wireless Remote Control Switch
279
(PC-LH3A + Receiver)
279
Test Run
282
Checking Procedure before the Test Run
282
Test Run Procedure by Means of the Remote Control Switch
283
Test Run Procedure by Means of the Wireless Remote Control (PC-LH3A)
284
Test Run Procedure from the Outdoor Unit Side
286
Operation
286
Check List
288
Check List on Test Run
288
Checking the Refrigerant Quantity
291
Checking Procedures
291
Cooling Process
292
Heating Process
292
Troubleshooting
295
Initial Troubleshooting
296
Failure of the Power Supply to the Indoor Unit and the Remote Control Switch
298
Abnormal Transmission between the Remote Control Switch and the Indoor Unit
299
Troubleshooting Procedure
308
Troubleshooting by Alarm Code
309
Fsn(E)/Fxn(E)
310
Compressor Protection
367
Troubleshooting in Check Mode
368
Capacity Setting
382
Troubleshooting by Means of the Flashing Alarm Leds for Rpk-Fsnm
384
Protection Control
385
Procedure for Checking each Main Part
388
Self-Checking Procedure of Pcb by Means of the Remote Control Switch
388
Outdoor Units
402
Indoor Units - System Free Series
408
Rci-1.0~6.0Fsn1E
408
Rcim-1.0~2.0Fsn
409
Parts List
409
Rcd-1.0~5.0Fsn
410
Rcd-4.0~5.0Fsn
411
Rpc-2.0~6.0Fsne
412
Rpi-0.8~1.5Fsne
413
Rpi-2.0~6.0Fsn1E
414
Rpi-8.0~10.0Fsne
415
Rpk-1.0/1.5Fsn1M
416
Rpk-0.8~2.0Fsnm
417
Rpk-2.5~4.0Fsnm
418
Rpf-1.0~2.5Fsne
419
Rpfi-1.0~2.5Fsne
420
Outdoor Units - Set Free FSN(E) Series
421
Ras-5Fsn
421
Electrical Parts
423
12Fsne
424
Ras-14/16Fsn
428
Ras-18/22Fsn
431
Ras-24/26Fsn
435
Ras-30/32Fsn
439
Refrigerant Cycle
443
Ras-36/42Fsn
443
Electrical Equipment
445
Outdoor Units - Set Free FXN(E) Series
447
Ras-8Fxne
447
Ras-10/12Fxne
451
Ras-16Fxn
455
22Fxn
459
26Fxn
463
Ras-30/32Fxn
467
Outdoor Unit RAS-FSVNE
473
Outdoor Unit
473
Removing Air Outlet Grille
473
Servicing
473
Removing Outdoor Fan Motor
474
Removing Compressor
474
Removing Coil for Reversing Valve
479
Removing Coil for Expansion Valve
480
Removing the 4-Way Valve
482
Removing Expansion Valve Coil
484
Removing Electrical Components
487
Removing the Compressor
492
Removing the 4-Way Valve Coil
503
Diode Module
511
Removing Other Electrical Components
514
Rci
522
Removing the Long Life Filter
522
Removing the Air Intake Grille
522
Removing the Electrical Box Cover
522
Removing the Optional Air Panel
523
Removing the Fan Runner and Fan Motor
523
Removing the Bell-Mouth
524
Removing the Printed Circuit Board (PCB)
524
Removing the Drain Pan
525
Removing the Drain-Up Mechanism
525
Removing the Float Switch
525
Removing the Thermistor for Liquid Pipe and Gas Pipe
526
Removing the Electronic Expansion Valve Coil
526
Removing the Automatic Louver Motor
527
Rcim - Fsn
528
Removing the Air Filter
528
Removing the Air Intake Grille
528
Removing the Electrical Box Cover
528
Removing the Optional Air Panel
529
Removing the Bell-Mouth
530
Removing the Printed Circuit Board (PCB)
531
Removing the Drain Pan
531
Removing the Drain-Up Mechanism
532
Removing the Float Switch
533
Rcd
537
Removing the Electrical Box Panel
537
Removing the Optional Air Panel
537
Removing the Printed Circuit Board (PCB)
539
Removing the Float Switch
540
Removing the Drain-Up Mechanism
540
Removing the Drain Pan
541
Rpi In-The Ceiling Type
544
Removing the Electrical Box and Electrical Parts
544
Removing Inlet Air Thermistor
544
Removing the Liquid and Gas Pipe Thermistors
545
Removing the Fan Parts
546
Removing the Drain Pump
546
Removing the Air Filter
547
Rpc
548
Removing the Air Filter
548
Removing the Side Panel
548
Removing the Discharge Air Grille
548
Removing the Fan Motor
549
Removing the Bearing
550
Removing the Coupling
550
Removing the Printed Circuit Board (PCB)
552
Rpk-1.5/2
552
Removing the Air Filter
552
Removing the Front Panel
553
Removing the Motor for the Automatic Louver
554
Removing the Thermistor for Liquid Pipe, Gas Pipe, Discharged Air and Suction Air
554
Removing the Electrical Box Panel
555
Removing the Drain Pan
556
Removing the Heat Exchanger
556
Removing the Fan Motor
557
Removing the Electronic Expansion Valve
558
Rpk-2.5~4.0
560
Removing the Right Side Cover
561
Removing the Drain Pan
563
Removing the Electrical Box Panel
564
Removing the Heat Exchanger
565
Removing the Suction Air Grille
567
Removing the Electronic Expansion Valve Coil
568
Rpk 1.5Fsn1M
569
Removing the Air Filter
569
Removing Front Panel
571
Removing the Electrical Box Panel
572
Removing the Motor for the Automatic Louver
572
Removing the Drain Pan
574
Removing the Heat Exchanger
575
Removing the Electronic Expansion Valve Coil
577
Removing the Printed Circuit Board
578
Rpf
580
Removing the Air Inlet Grille
580
Removing the Air Filter
580
Removing the Discharge Air Grille
580
Removing the Front Panel
581
Removing the Fan Motor
581
Removing the Printed Circuit Board (PCB)
582
Rpfi
583
Removing the Air Filter
583
Removing the Front Panel
583
Removing the Fan Motor
584
Cleaning the Indoor Heat Exchanger
585
Required Tools for Cleaning (for All Indoor Units)
585
Cleaning the 4-Way Cassette Indoor Unit
587
Cleaning the 2-Way Cassette Indoor Unit
590
Cleaning the Wall Type Indoor Unit
592
Cleaning the Ceiling Type Indoor Unit
594
Main Parts
598
Inverter
598
Specifications of Inverter FSN(E)/FXN(E)
598
Specifications of Inverter FSVNE
600
Inverter Time Chart
601
Protective Function
602
Thermistor
603
Resistance Value of the Thermistor
604
Electronic Expansion Valve
606
Electronic Expansion Valve for the Outdoor Unit
606
Electronic Expansion Valve for the Indoor Unit
607
Pressure Sensor
608
High-Pressure Control
608
Low-Pressure Control
608
Auto Louver Mechanism
609
RCI (4-Way Cassette Type)
609
RCD (2-Way Cassette Type)
610
RPC (Ceiling Type)
611
Scroll Compressor
612
Reliable Mechanism for Low Vibration and Low Sound
612
Principle of Compression
612
Field Work Instruction
614
Checking the Power Source and the Wiring Connection
614
Burnt-Out Compressor Due to an Insufficient Refrigerant Charge
614
Insufficient Cooling Performance When a Long Piping Is Applied
615
Abnormally High Operation Sound (In-The-Ceiling Type Indoor Unit)
615
Alarm Code "31
616
Not Cooling Well Due to Insufficient Installation Space for the Outdoor Unit
616
Attention for Set-Free FXN(E) Series
617
Guideline for Selecting the Drain Pipe for the Indoor Unit
620
Caution with the Refrigerant Leakage
620
Maximum Permissible Concentration of the HCFC Gas
620
Calculation of the Refrigerant Concentration
620
Countermeasure for the Refrigerant Leakage According to the KHK Standard
621
Maintenance Work
621
Service and Maintenance Record
622
Service and Maintenance Record by Means of the 7-Segment Display
623
Pump-Down Method for Replacing the Compressor
624
Check Data Sheet of the Outdoor Unit (Set-Free FSN(E)/FXN(E) Series)
626

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Hitachi SET FREE RAS-20FSN Manuals

Hitachi SET FREE RAS-20FSN Service Manual (630 pages)

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