Hitachi RAS-10FSXNS2E Manuals

Manuals and User Guides for Hitachi RAS-10FSXNS2E. We have 3 Hitachi RAS-10FSXNS2E manuals available for free PDF download: Service Manual, Installation & Operation Manual, Instruction Manual

Hitachi RAS-10FSXNS2E Service Manual (432 pages)

Heat pump / Heat recovery system

Brand: Hitachi | Category: Heat Pump | Size: 42 MB

Table of Contents
4
General Information
14
Introduction
14
Applied Symbols
15
Norms And Regulations
16
Product Guide
17
Classification Of Outdoor Unit
17
Classification Of The Ch-Box
17
Icons Description
18
Product Line-Up: Outdoor Units
19
Product Line-Up: Ch-Box
20
Base Units
21
Build Up Capacity Combination
21
Unit Combinations
22
Accessory Code List
25
Product Line-Up: Indoor Units
26
Product Line-Up: Hydro Free
31
Low Temperature
31
High Temperature
31
Product Line-Up: Kpi Energy Recovery Units
32
Product Line-Up: DX-Interface
33
Electrical Wiring
34
Outdoor Unit
35
General Information
35
Outdoor Unit
35
General Information
35
Electrical Wiring Diagrams Of The Outdoor Units
37
Electrical Wiring Diagrams CH-Box
38
Box
40
General Information
40
General Information
40
Control System
47
Cycle Control for Heat Pump
47
Compressor Operation Control
47
Compressor Rotation Control
47
Cycle Control for Heat Recovery
48
Compressor Frequency Control
56
Compressor Capacity Control
60
Heat Exchanger Mode Control (2 Pipe System)
60
Heat Exchanger Mode Control (3 Pipe System)
62
Outline of the Control System
67
Standard Operation Sequence
68
Cooling Operation
68
Dry Operation
70
Antifreeze Protection Control During the Cooling or Dry Operation
72
Heating Operation
73
Defrost Operation
75
Excessive High Discharge Air Temperature Prevention Control (Depending on the Indoor Unit Model)
76
Protection Control
77
Control of the Outdoor Unit
77
Operating Conditions
83
Oil Return Control
86
Outdoor Unit
87
Control of CH-Box
88
Control and Safety Devices
90
Compressor Protection
90
Box
90
Optional Functions
93
Optional Functions Available In The Outdoor Units
93
Optional Functions Field Settings
95
Installation Settings
96
External Input And Output Setting
98
Menu Mode Accessing (By 7-Segment Display)
98
Check Mode
99
External Input And Output Setting
99
Function Setting
99
External Input And Output Setting (By 7-Segment Display)
100
Available Control Functions
100
Setting Of External Input And Output
101
External Input Function Setting
102
Setting Example
103
Operating Example
104
External Output Function Setting
107
Function Setting (By 7-Segment Display)
110
Sequence Of The Function Setting
110
Function Setting
114
Record Settings
119
Circulator Function At Heating Thermo-OFF (FA)
121
Night-Shift (Low Noise)(Ni)
122
Cancellation Of The Outdoor Ambient Temperature Limit (Gs)
123
Defrost For Cold Area (Jo)
124
Slo Defrost Setting (Bj)
125
Priority Capacity Mode Setting (Nu)
125
Low Noise Setting (Db)
126
Demand Function Setting(De)
127
Demand Control
127
Wave Function Setting (Ue)
128
Cold Draft Protection (Fb)
129
Adjustment Of Fan Rotation (Fo)
129
Alternate Defrosting Function (L)
130
Outdoor Fan Motor Intermittent Operation Setting (F4)
130
Frostwash (F1)
131
Minimum Evaporating Temperature Setting For Cooling (Hc)
138
Cool/Heat Auto Changeover Enable/Disable Setting (F8)
138
Power Saving Function From Wired Controller
146
Power Savings Mode Settings
146
Intermittent Control Function
150
Power Consumption Display Function
152
Preliminary Checks
155
Before the Test Run
156
Test Run Using the PC-ARFG2-E Remote Control
157
Test Run from the Outdoor Unit
160
Checking at Test Run
162
Reset For Accumulated Operation Time Of Compressor 1-2 (Cu1-Cu2)
164
Setting Of Forced Open Valve Mode
165
Heat Recovery
166
Refrigerant Cycle Checklist
167
Test Run Check List
170
Outdoor Unit PCB (PCB1)
174
Arrangement of Connectors and Check Points
174
Checking Procedures for Outdoor Unit PCB1
175
Inverter (INV1, INV2)
176
Inverter Specifications
176
High Voltage Discharge Work for Replacing Parts
178
Checking Method of Inverter PCB (INV)
179
Protection Function
186
Overload Protection Control
188
Inverter Failure Diagnosis Mode
189
Scroll Compressor
190
Reliable Mechanism for Low Vibration and Low Sound
190
Compression Principles
190
Structure
191
Compressor Type
191
Checking of Compressor Motor
192
Check List on Compressor
192
Additional Information for "Check List on Compressor
193
Fan Motor
194
Thermistors
195
Thermistor Positions for RAS-(8-12)FSXNS2E and RAS-(5/6)FSXNP2E
195
Thermistor Positions for RAS-(14-18)FSXNS2E and RAS-(8-14)FSXNP2E
196
Thermistor Positions for RAS-(20-24)FSXNS2E and RAS-(16/18)FSXNP2E
197
Thermistor (Td) for Discharge Gas Temperature
198
Thermistor for the Outdoor Ambient Temperature
198
Thermistor for the Evaporating Temperature of the Outdoor Unit in the Heating Operation (for Defrosting)
199
Thermistor for Super Cooling Bypass and Main Line Temperature of Outdoor Unit
199
Electronic Expansion Valve (MV1, MV2, MVB)
199
Specifications for MV1 and MV2
200
Specifications for MVB
201
Pressure Sensor (Pd)
202
High Pressure Control
202
Low Pressure Control
203
High Pressure Protection Device (PSH)
204
Electrical Coil Parts
205
Noise Filter (NF1, NF2)
205
Reactor (DCL1 and DCL2)
207
Box PCB (PCB1)
208
Check Points PCB1 of Single Type CH-Box
208
Check Points PCB1-4 of Multi Type CH-Box
208
Specifications for MVD1 and MVS1
209
Checking Method
209
Removing the Front Covers
213
Removing Service
213
Removing Bottom
214
Removing Front Right Cover
214
Removing the Electrical Box Covers
215
Removing the Electrical Box Cover
215
Removing the Electrical Box
215
Removing the Electrical Box
216
Reassembling the Electrical Box
218
Removing the Fan Grill
219
Removing the Fan of the Outdoor
220
Removing the Compressor
222
All Models
229
Replacing the Refrigerant Oil
232
No Clogging in Return Oil Circuit
232
Clogging in Return Oil Circuit and Replacing Return Oil Circuit
233
Removing the Coils
236
Coil Position
236
Removing the Expansion Valve Coil (MV1, MV2, MVB)
237
Removing the Solenoid Valve Coil (SVA, SVG)
238
Removing the Reversing Valve Coil (RVR1, RVR2)
239
Removing the Valves
239
Removing the Expansion Valve (MV1, MV2, MVB)
239
Removing the Solenoid Valve (SVA, SVX2, SVG)
240
Removing the Reversing Valve
241
Removing the Stop Valve
243
Removing the PSH, High and Low Pressure Sensors and Thermistors
244
High Pressure Switch, High/Low Pressure Sensor Position and Thermistors
244
Removing the High Pressure Switch (PSH1, PSH2)
246
Removing the High Pressure (Pd) and Low Pressure (Ps) Sensor
246
Removing the Pipe Thermistor
247
Removing the Ambient Temperature Thermistor
248
Removing Other Electrical Components
249
Removing the PCB1 and Electrical Components
249
Removing the Inverter PCB
257
Location of the Fuses on Electrical Components
258
Removing Components for CH-Box
259
Removing the Front Service Cover for Electrical Box and Electronic Expansion Valve
259
Removing the Electrical Components
260
Removing Electronic Expansion Valve Coil
264
Initial Troubleshooting
269
Checking The Electrical Wires And The Power Source
269
Checking By 7-Segment Display
270
Checking Of The Alarm Code History
271
Emergency Mode Operation from the Remote Control
277
Operating Condition
278
Emergency Mode Operation from the Outdoor Unit PCB1 for Compressor Failure
278
For Combination of Outdoor Units
278
Alarm Code
279
For Outdoor Units Without Combination
280
Failure of the Power Supply to Indoor Units and the Remote Control Switch
282
Abnormal Transmission Between Remote Control Switch And Indoor Unit
283
Abnormal Operation Of The Devices
284
Procedure For Troubleshooting
295
Alarm Codes Of Wired Controller
295
Alarm Code Ch-Box
300
Troubleshooting By Alarm Code
301
Troubleshooting By Using The 7-Segment Display
377
Before Carrying Out Checks
377
Location Of The Pushswitches And The 7-Segment Display
377
Protection Control Code On The 7-Segment Display
378
Activation Condition Of The Protection Retry Control Code
380
Check Method By Checking Mode
382
Connection Information
383
Outdoor Unit
395
Burnt-Out Compressor Due To An Insufficient Refrigerant Charge
401
Alarm Code "31
401
Not Cooling Well Due to Insufficient Installation Space for the Outdoor Unit
402
Maintenance Work
402
Service And Maintenance Table Through The 7-Segment Display
404
Information Of Connected Outdoor/Indoor Capacity
404
Information Of Outdoor Unit
405
Information Of Indoor Unit
406
Information Of Cause Code Of Alarm
407
Information Of Cause Code Of Alarm Record
407
Service And Maintenance Table Through The Remote Control Switch
408
Service And Maintenance Table
410
Reference Of Normal Operating Pressure
412
Standard Type
412
High Efficiency Type
421
How To Collect Refrigerant
429
The Refrigerant Collection Method When Replacing Outdoor Unit
429
The Refrigerant Collection Method When Replacing Indoor Unit
430

Hitachi RAS-10FSXNS2E Installation & Operation Manual (70 pages)

Brand: Hitachi | Category: Heat Pump | Size: 8 MB

Table of Contents
5
General Information
8
General Notes
9
Applied Symbols
9
Product Guide
10
Product List
11
Combination of Base Units
12
Base Units
12
Build up Capacity Combination
12
Units Combination
12
Name of Parts
15
Cabinet Size S
16
Cabinet Size M
17
Cabinet Size L
18
Piping Work and Refrigerant Charge
19
Connection Kit Selection
20
Pipe Size Selection
20
Size of Pipes (Ø MM)
21
Examples
31
Pipe Connection
32
Precautions for the Installation of the Outdoor Unit
33
Piping Direction
39
Piping Connection
41
Stop Valve
41
Connection Scenarios
46
Drain Piping
54
Electric Wiring
58
Commissioning
66

Hitachi RAS-10FSXNS2E Instruction Manual (35 pages)

Heat pump system Heat recovery system

Brand: Hitachi | Category: Heat Pump | Size: 5 MB

General Information
12
Applied Symbols
12
Important Notice
13
Lifting Method
14
Center of Gravity
15
Unit Installation
16
Installation Space
16
Additional Refrigerant Charge Calculation
23
Drain Piping
26
Electric Wiring
26
Power Source Wiring
27
Electromagnetic Compatibility
28
Main Safety Devices
31

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