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T-H3S-DV
Takagi T-H3S-DV Manuals
Manuals and User Guides for Takagi T-H3S-DV. We have
4
Takagi T-H3S-DV manuals available for free PDF download: Service Handbook, Installation Manual And Owner's Manual
Takagi T-H3S-DV Service Handbook (80 pages)
Condensing Models
Brand:
Takagi
| Category:
Water Heater
| Size: 10.75 MB
Table of Contents
Table of Contents
2
Specifications
4
Introduction
5
General Installation Guidelines
5
Normal Operation
6
Activation
6
Operation
6
Shutdown
6
Troubleshooting
7
Preliminary Checklist
7
Gas/Water/Electric
7
Remote Controller
7
High Altitude
7
Long Vent Run
7
Hard Water
7
New Installations
7
External Problem
7
Next Step
8
General Issues
8
Water Is Not Hot Enough
8
Water Is too Hot
8
Temperature Fluctuates When a Fixture Is Opened
9
Unit Does Not Ignite When Water Goes through It
10
Abnormal Sounds Come from the Unit
10
Error Codes
11
Code 031: Incorrect DIP Switch Settings
14
Code 101: Abnormal Combustion
14
Code 111 or 121: Ignition Failure / Flame Loss
14
Code 311, 321, 331 or 341: Thermistor Failure
16
Code 391: Air-Fuel Ratio Rod Failure
17
Code 441: Flow Sensor Failure (Easy-Link or Multi-Link System Only)
17
Code 510: Abnormal Main Gas Solenoid Valve (MV)
17
Code 551: Abnormal Solenoid Gas Valve (SV1, SV2, And/Or SV3)
18
Code 611: Abnormal Fan Motor
18
Code 651: Flow Adjustment Valve Fault (Easy-Link or Multi-Link System Only)
18
Code 661: Bypass Valve Fault (540 (T-H3) Model Only)
19
Code 701: Computer Board Fault / Proportional Gas Valve Fault
19
Code 711: High Limit Switch / Overheat Cutoff Fuse Circuit Is Compromised
19
Code 721: False Flame Detection
20
Code 741: Remote Control Problem
20
Code 751: Temperature Controller Problem
20
Code 761: Communication Error in Easy-Link or Multi-Link System
20
Code 941: Abnormal Exhaust Temperature
21
Code 991: Abnormal Combustion
21
Dip Switch Settings
23
High Altitude Settings
26
Wiring Diagrams
30
Service Procedures
32
Unit Draining and Filter Cleaning
32
Checking for a Crossed Connection
33
Checking for a Reversed Connection
33
Checking the Inlet Gas Pressure and Pressure Drop
33
Checking and Adjusting the Manifold Gas Pressure
34
Checking the Manifold Gas Pressure
34
Adjusting Maximum Manifold Pressure
35
Adjusting Minimum Manifold Pressure
35
Checking the Overheat Cutoff Fuse (OHCF)
35
Checking the Flow Sensor
36
Cleaning the Rod Assembly (Flame Sensor and Air/Fuel Ratio Rod)
36
Descaling the Unit
38
Cleaning the Combustion Components
39
Easy-Link Connections with Previous Models (540 [T-H3] Only)
43
DIP Switch Setting on the 540 (T-H3) Computer Board
43
Temperature Settings
44
Diagnostic Mode
45
Individual Unit
45
Multiple Units in a Linked System (540 [T-H3] Models Only)
45
Maintenance
49
Flow Sensor/Control Valve Removal and Installation
51
Removal
51
Installation
51
Burner Removal and Installation
52
Burner Removal
52
Burner Installation
54
Gas Valve/Manifold Plate: Removal and Installation
55
Gas Valve/Manifold Plate Removal
56
Gas Valve/Manifold Plate Installation
57
Replacing the Heat Exchanger
60
Preparing the New PRIMARY Heat Exchanger for Installation
65
Preparing the New SECONDARY Heat Exchanger for Installation
65
Installing the Heat Exchanger Assembly
66
Restarting the Unit
70
Component Diagrams/Item Numbers
71
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Takagi T-H3S-DV Installation Manual And Owner's Manual (64 pages)
On-Demand Water Heater
Brand:
Takagi
| Category:
Water Heater
| Size: 13.94 MB
Table of Contents
Table of Contents
2
Installation Manual
3
Specifications
4
Introduction
5
Safety Guidelines
6
Installation
7
General
7
Clearances
9
Included Accessories
9
Optional Items
9
Warning for Installations
11
High-Altitude Installations
12
Venting Instructions
13
Vent Termination Clearances
20
Gas Supply and Gas Pipe Sizing
23
Water Connections
25
Condensate Drain
26
Electrical Connections
28
Temperature Remote Controller
29
Easy-Link System
32
Multi-Unit System
36
Applications
37
Dual-Purpose Hot Water Heating
38
Initial Operation
39
Owner's Guide
40
Operating Safety
41
Normal Operation
43
Temperature Controller And Remote Controller
43
General
43
Temperature Settings
44
Temperature Table of Controller
44
Additional Features
45
Temperature Settings on the PCB (Without Remote Controller)
46
Flow
47
Freeze Protection System
47
Maintenance and Service
48
Unit Draining and Filter Cleaning
48
Troubleshooting
49
General
49
Error Codes
51
Components Diagram
54
Parts List
58
Output Temperature Chart
61
Limited Warranty
62
Takagi T-H3S-DV Installation Manual And Owner's Manual (60 pages)
On-Demand Water Heater
Brand:
Takagi
| Category:
Water Heater
| Size: 11.98 MB
Table of Contents
Table of Contents
2
Installation Manual
3
Specifications
4
Introduction
5
Safety Guidelines
6
Installation
7
General
7
Clearances
9
Included Accessories
9
Optional Items
9
Warning for Installations
11
High-Altitude Installations
12
Venting Instructions
13
Vent Termination Clearances
18
Gas Supply and Gas Pipe Sizing
20
Gas Connections
20
Water Connections
22
Pressure Relief Valve
23
Condensate Drain
23
Electrical Connections
25
Easy-Link System
26
Multi-Unit System
30
Applications
31
Initial Operation
32
Owner's Guide
33
Operating Safety
34
For Your Safety Read before Operating
34
Operating Instructions
34
To Turn off Gas to Appliance
34
Normal Operation
36
Temperature Controller And Remote Controller
36
General
36
Temperature Settings
37
Temperature Table of Controller
37
Additional Features
38
Temperature Settings On The Pcb (Without Remote Controller)
39
Flow
40
Freeze Protection System
40
Maintenance and Service
41
Unit Draining and Filter Cleaning
41
Troubleshooting
42
General
42
Error Codes
44
Components Diagram
47
Parts List
51
Output Temperature Chart
54
Limited Warranty
55
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Takagi T-H3S-DV Installation Manual And Owner's Manual (64 pages)
On-Demand Water Heater
Brand:
Takagi
| Category:
Water Heater
| Size: 5.37 MB
Table of Contents
Table of Contents
2
Installation Manual
3
Specifications
4
Introduction
5
Safety Guidelines
6
Installation
7
General
7
Clearances
9
Included Accessories
9
Optional Items
9
Warning for Installations
11
High-Altitude Installations
12
Venting Instructions
13
Gas Supply and Gas Pipe Sizing
25
Water Connections
27
Condensate Drain
28
Electrical Connections
30
Temperature Remote Controller
31
Easy-Link System
33
Multi-Unit System
37
Applications
38
Initial Operation
40
Owner's Guide
41
Operating Safety
42
Normal Operation
44
Temperature Controller and Remote Controller
44
General
44
Temperature Settings
45
Temperature Table of Controller
45
Additional Features
46
Temperature Settings on the PCB (Without Remote Controller)
47
Flow
48
Freeze Protection System
48
Maintenance and Service
49
Unit Draining and Filter Cleaning
49
Troubleshooting
50
General
50
Error Codes
52
Components Diagram
55
Parts List
59
Output Temperature Chart
62
Limited Warranty
63
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