Sign In
Upload
Manuals
Brands
Hitachi Manuals
Chiller
SAMURAI Series
Hitachi SAMURAI Series Manuals
Manuals and User Guides for Hitachi SAMURAI Series. We have
4
Hitachi SAMURAI Series manuals available for free PDF download: Service Manual, Manual
Hitachi SAMURAI Series Service Manual (140 pages)
WATER COOLED WATER CHILLERS -MODULAR-R134a-SCREW TYPE
Brand:
Hitachi
| Category:
Chiller
| Size: 15.58 MB
Table of Contents
Table of Contents
5
General Information
9
General Notes
10
Safety and Applied Symbols
11
Norms and Regulations
11
Product Guide
12
Classification of Water Chiller Models
12
Product Guide: Water Chillers
12
Control Functions
13
Control Functions on the Module
14
Water Control
17
Water Temperature Control
18
Compressor Control
21
Control for Recovery from Power Interruption (Option)
23
Prevention of Simultaneous Startup
24
Reverse Prevention Control
24
Control for Prevention of Wrong Operation and Wrong Settings
25
Demand Control
25
Forced Load up Capacity Control from External Signal
29
2-Temperature Setting Function
30
External Thermo Operation from External Contact
31
Water Temperature of the Control Target
33
Operation from DC24V Contact Input
34
Thermo off Function Selection
39
Selection of Enabling/Disabling of Alarm Release by Means of Remote Stop
40
Limitation Setting for Pump Feedback Waiting Time
41
Inlet Water Temperature Thermo off Function
42
Control of the Cooling Cycle
44
Compressor Control
44
Expansion Valve Control
45
Overcurrent Protection Control
47
Control of Master/Slave Group
48
Summary of Control of Master/Slave Group
48
Setting Method
48
Operation Method
49
Other Functions of the Control of Master/Slave Group
51
Setting Items
52
Method for Setting and Confirmation of Operation Conditions through the LCD Screen
54
Run Operation
56
Setting of Switches on the Setting PCB
56
Operation Control of the Module
57
Time Chart
58
Servicing
59
LCD Display for Service Menu
61
General Notes
69
Cycle Components
70
Compressor Removal
70
Overhaul Work
73
Recovering the Refrigerant
75
Replacement of the Condenser
75
Replacement of the Cooler
77
Replacement of Expansion Valve
78
Filter Drier
79
Replacement of the Check Valve
80
Replacement of the Stop Valve (with Check Joint)
81
Replacement of the High Pressure Switch (PSH)
81
Replacement of the Pressure Sensor (Pd)
81
Replacement of the Pressure Sensor (Ps)
81
Replacement of the Pressure Sensor (PSW)
82
Replacement of the Pressure Relief Valve
82
Replacement of the Sight Glass
82
Replacement of the Stop Valve (X3)
82
Repalacement of the Thermistor (Suction, Thms)
83
Replacement of the Thermistor (Discharge, Thmd)
83
Replacement of the Crankcase Heater (CH)
83
Replacement of the Thermistor (Evaporation, Thme)
84
Replacement of the Thermistor (Cooler Water Inlet, Thmwi)
84
Thermistor (Cooler Water Outlet, Thmwo2)
85
Thermistor (Cooler Water Outlet, Thmwo)
85
Replacement of the Solenoid Valves (Sva, Svb, Svc)
85
Electrical Components
86
The E-Box
86
Removal of the LCD Screen
86
Replacement of Lamps and Push Buttons
87
Access to Electrical Components
87
Removal of the Pcb's
89
Transformer (TF1)
91
Transformers (TF2, TF3, TF4)
91
Overcurrent Relay (ORC)
91
Contactors (CMC, CMCD, CMCS)
92
Fuses (EF1, EF2, EF3. EFR, EFS, EFT)
92
Fuses (PFC)
93
Relays
94
Main Switch
95
Troubleshooting
97
Inspection of Power Source and Connections
98
Inspection of PCB
99
Confirmation of Operating Value of Protection Devices and Automatic Operation Devices
99
Protection Control Function
100
Alarm Indication
101
Summary of Fault Diagnosis
102
Method for Fault Diagnosis
104
Troubleshooting by Alarm Code
105
Analysis and Countermeasure of Abnormalities
129
Thermistor Characteristics
135
Thermistor Temperature Characteristics (All Temperature Except Discharge Gas)
135
Thermistor Temperature Characteristics for Discharge Gas Temperature
135
Pressure Sensor Characteristics
136
High-Pressure Sensor
136
Low-Pressure Sensor
136
Procedures for Trouble
136
Advertisement
Hitachi SAMURAI Series Service Manual (137 pages)
CONDENSERLESS WATER CHILLERS
Brand:
Hitachi
| Category:
Chiller
| Size: 15.52 MB
Table of Contents
Table of Contents
5
General Information
9
General Notes
9
Safety and Applied Symbols
10
Product Guide
11
Classification of Water Chiller Models
11
Product Guide: Water Chillers
11
Control Functions
12
Control Functions on the Module
13
Water Control
16
Water Temperature Control
17
Compressor Control
20
Control for Recovery from Power Interruption (Option)
22
Prevention of Simultaneous Startup
23
Reverse Prevention Control
23
Anti-Freezing Control for Winter
24
Control for Prevention of Wrong Operation and Wrong Settings
27
Demand Control
27
Forced Load up Capacity Control from External Signal
30
2-Temperature Setting Function
31
External Thermo Operation from External Contact
32
Water Temperature of the Control Target
34
Operation from DC24V Contact Input
35
Thermo off Function Selection
40
Selection of Enabling/Disabling of Alarm Release by Means of Remote Stop
41
Limitation Setting for Pump Feedback Waiting Time
42
Inlet Water Temperature Thermo off Function
43
Control of the Cooling Cycle
45
Compressor Control
45
Expansion Valve Control
46
Overcurrent Protection Control
48
Control of Master/Slave Group
49
Summary of Control of Master/Slave Group
49
Setting Method
49
Operation Method
50
Other Functions of the Control of Master/Slave Group
52
Setting Items
54
Method for Setting and Confirmation of Operation Conditions through the LCD Screen
55
Run Operation
57
Setting of Switches on the Setting PCB
57
Operation Control of the Module
58
Time Chart
59
LCD Display for Service Menu
62
General Notes
70
Cycle Components
71
Compressor Removal
71
Overhaul Work
73
Recovering the Refrigerant
75
Replacement of the Cooler
75
Replacement of Expansion Valve
77
Filter Drier
78
Replacement of the Check Valve
79
Replacement of the Stop Valve (with Check Joint)
80
Replacement of the High Pressure Switch (PSH)
80
Replacement of the Pressure Sensor (Pd)
80
Replacement of the Pressure Sensor (Ps)
80
Replacement of the Pressure Relief Valve
81
Replacement of the Sight Glass
81
Replacement of the Stop Valve (X3)
81
Repalacement of the Thermistor (Suction, Thms)
82
Replacement of the Thermistor (Discharge, Thmd)
82
Replacement of the Crankcase Heater (CH)
82
Replacement of the Thermistor (Evaporation, Thme)
83
Replacement of the Thermistor (Cooler Water Inlet, Thmwi)
83
Thermistor (Cooler Water Outlet, Thmwo2)
84
Thermistor (Cooler Water Outlet, Thmwo)
84
Replacement of the Solenoid Valves (Sva, Svb, Svc)
84
Electrical Components
85
The E-Box
85
Removal of the LCD Screen
85
Replacement of Lamps and Push Buttons
86
Access to Electrical Components
86
Removal of the Pcb's
88
Transformer (TF1)
90
Transformers (TF2, TF3, TF4)
90
Overcurrent Relay (ORC)
90
Contactors (CMC, CMCD, CMCS)
91
Fuses (EF1, EF2, EF3. EFR, EFS, EFT)
91
Fuses (PFC)
92
Relays
93
Main Switch
94
Inspection of Power Source and Connections
97
Inspection of PCB
98
Confirmation of Operating Value of Protection Devices and Automatic Operation Devices
98
Protection Control Function
99
Caution Indication
100
Summary of Fault Diagnosis
101
Method for Fault Diagnosis
103
Troubleshooting by Alarm Code
104
Analysis and Countermeasure of Abnormalities
128
Thermistor Characteristics
132
Thermistor Temperature Characteristics (All Temperature Except Discharge Gas)
132
Thermistor Temperature Characteristics for Discharge Gas Temperature
132
Pressure Sensor Characteristics
133
High-Pressure Sensor
133
Low-Pressure Sensor
133
Procedures for Trouble
133
Hitachi SAMURAI Series Manual (118 pages)
Brand:
Hitachi
| Category:
Chiller
| Size: 3.83 MB
Table of Contents
Table of Contents
7
Important Notice
11
Features and Benefits
13
Chiller Picture
14
Compressor
14
Control
16
Heat Exchanger
17
Electronic Expansion Valve
18
Operation Instructions
19
HITACHI Condenserless Water Chiller Models: RCUE(40~120)CLG2
20
Components of Chiller
21
Structure Drawing
22
Preparation Initial Check
23
Initial Check
24
Placing the Unit
25
Centre of Gravity
26
Service Space and Foundation
27
Transportation by Rigging
28
Transportation by Roller
28
Declining the Unit During Transportation
28
Installation
29
Electrical Wiring
30
Water Piping
32
Minimum Internal System Water Volume
33
Water Control
34
Refrigerant Piping
34
Piping Connection
34
BMS Connection
37
Evacuation and Refrigerant Charge
37
System
37
Signal
38
Caution on Use HARC70-CE1 (Op)
38
Dimensional Drawing and Specifications of Hitachi Gateway (Model HARC70-CE1/HARC70-CE1 0P)
39
Csc-5S
44
System
44
Signal
44
Installation Final Check
45
Caution on Use of CSC-5S
45
Transmitting Setting (on Chiller Control PCB)
45
Installation Work Check List
45
Test Running
47
Preparation
48
Test Running Procedure
48
Instructions after Test Running
48
Controller Adjustment
49
PCB Drawing
50
Control System
51
Controller Adjustment
51
Self-Inspection Functions
55
Alarm Indication
56
Normal Indication
57
Function for Indication of Operation Condition
57
Control System
63
Standard Operating Sequence for RCUE40CLG2, RCUE50CLG2 and RCUE60CLG2
64
Standard Operating Sequence for RCUE80CLG2, RCUE100CLG2 and RCUE120CLG2
65
Maintenance
67
Components
68
Lubrication
68
Deposits
68
Cleaning Method
69
Winter Shutdown
70
Spring Start-Up
70
Part Replacement
71
Refrigeration Cycle
71
Refrigerant Cycle Diagram of Hitachi Condenserless Chiller (RCUE(40,50,60,80,100,120)CLG2
72
Compressor Removal
73
Safety and Protection Control
73
Safety and Control Device Setting
74
Normal Operating Pressure
75
Test Running and Maintenance Record
76
Daily Operating Records
77
Servicing for R407C Refrigerant System
78
Troubleshooting
79
Troubleshooting Table
80
General Specifications
83
General Data
84
Option Line up
86
Drawings
87
Dimensional Drawings
88
Rcue40Clg2
88
Rcue50Clg2
88
Rcue60Clg2
89
Rcue80Clg2
89
Rcue100Clg2
90
Rcue120Clg2
90
Wiring Diagrams
91
Power Circuit for RCUE(40~120)CLG2
91
Control Circuit for RCUE40CLG2, RCUE50CLG2 and RCUE60CLG2
92
Control Circuit for RCUE80CLG2, RCUE100CLG2 and RCUE120CLG2
93
Main Printed Circuit Board
94
Relays Printed Circuit Board
95
Customer Wiring
96
Parts List
97
Model Selection
99
Selection Example
100
Performance Table
101
Electrical Data
105
Sound Data
106
Application Data
107
Working Range
108
Part Load Performance
108
Ethylene Glycol Application
110
Components Data
113
Compressor
114
Water Cooler
114
Advertisement
Hitachi SAMURAI Series Service Manual (174 pages)
AIR COOLED WATER CHILLERS AND AIR TO WATER HEAT PUMP
Brand:
Hitachi
| Category:
Chiller
| Size: 20.3 MB
Table of Contents
General Information
3
Control Functions
3
General Notes
10
Product Guide
12
Water Control
19
Water Temperature Control
20
Compressor Control
23
Demand Control
30
Fan Control
53
Expansion Valve Control
54
Basic Control
54
Setting Method
60
Operation Method
61
Cooling Operation
65
Setting Items
66
Time Chart
71
Heating Operation
72
Defrosting Operation
73
Front View
86
Rear View
86
Compressor Removal
91
Filter Drier
99
Electrical Components
107
Main Switch
118
Troubleshooting by Alarm Code
131
High-Pressure Sensor
169
Low-Pressure Sensor
169
Advertisement
Related Products
Hitachi SA200 Series
Hitachi SAT-180
Hitachi SAY-150A
Hitachi SA-1000
Hitachi SA-HF1000
Hitachi SA-1100
Hitachi SA-1000-S3
Hitachi Relion SAM600
Hitachi Relion SAM600-IO
Hitachi SJ200-015NFEF
Hitachi Categories
Projector
Air Conditioner
Drill
Power Tool
TV
More Hitachi Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL