Shield SNR151-100 Manuals

Manuals and User Guides for Shield SNR151-100. We have 2 Shield SNR151-100 manuals available for free PDF download: Installation & Service Manual

Shield SNR151-100 Installation & Service Manual

Shield SNR151-100 Installation & Service Manual (76 pages)

Brand: Shield | Category: Water Heater | Size: 9 MB

Table of Contents

Table of Contents
2
Please Read before Proceeding

3
- Hazard Definitions
  3
The Shield - How It Works

4
- The Shield -- How It Works
  6
Ratings

7
1 Determine Water Heater Location

8
2 General Venting

15
- Install Vent and Combustion Air Piping
  16
- Requirements for Installation in Canada
  17
- Sizing
  17
- Min./Max. Combustion Air & Vent Piping Lengths
  17
- Materials
  18
- Optional Room Air
  19
- Pvc/Cpvc
  20
- Polypropylene
  21
- Stainless Steel Vent
  22
3 Sidewall Direct Venting

23
- Prepare Wall Penetrations
  25
4 Vertical Direct Venting

30
5 System Piping

34
- General Piping
  34
  - Scalding
    34
  - Water Chemistry
    35
- Piping Components
  35
  - Piping Diagrams
    36
6 GAS CONNECTIONS Connecting Gas Supply Piping

39
- Natural Gas
  40
  - Pipe Sizing for Natural Gas
    40
  - Natural Gas Supply Pressure Requirements
    40
- Propane Gas
  40
  - Pipe Sizing for Propane Gas
    40
  - Propane Supply Pressure Requirements
    40
- Check Inlet Gas Supply
  41
- Gas Pressure
  42
- Gas Valve Replacement
  42
7 Field Wiring

43
- Low Voltage Connections
  43
- Enable Switch
  43
- Louver Relay Output / Louver Proving Switch Input
  43
- Power Cord Connection
  43
- Runtime Contacts
  43
- Alarm Contacts
  43
8 CONDENSATE DISPOSAL Condensate Drain

46
9 Start-Up

47
10 Operating Information

51
- How the Water Heater Operates
  51
- Temperature Control
  51
- Protection Features
  51
- Water Heater Temperature Regulation
  52
- Adjustable Control Parameters
  52
- The Shield Control Module
  54
11 MAINTENANCE Maintenance and Annual Startup

55
- Address Reported Problems
  56
- Inspect Water Heater Interior
  56
- Clean Condensate Trap
  56
- Check All Piping for Leaks
  56
- Flue Vent System and Air Piping
  56
- Check Water System
  56
- Check Expansion Tank
  57
- Check Water Heater Relief Valve
  57
- Inspect Ignition & Flame Sense Electrodes
  57
- Check Ignition Ground Wiring
  57
- Check All Water Heating Wiring
  57
- Check Control Settings
  57
- Perform Startup & Checks
  57
- Check Burner Flames
  58
- Check Flame Signal
  58
- Review with Owner
  58
- Handling Ceramic Fiber Materials
  58
- Cleaning Heat Exchanger
  58
- Oiled Bearing Circulators
  59
- Magnesium Anode Rod Inspection
  59
- Check Delta T
  59
12 Troubleshooting

60
13 Diagrams

72
- Ladder Diagram
  72
- Wiring Diagram
  73

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Shield SNR151-100 Installation & Service Manual

Shield SNR151-100 Installation & Service Manual (76 pages)

Brand: Shield | Category: Boiler | Size: 9 MB

Table of Contents

Table of Contents
2
Please Read before Proceeding

3
- Hazard Definitions
  3
The Shield - How It Works

4
- The Shield -- How It Works
  6
Ratings

7
1 Determine Water Heater Location

8
2 General Venting

15
- Direct Venting Options
  15
- Install Vent and Combustion Air Piping
  16
- Requirements for Installation in Canada
  17
- Sizing
  17
- Min./Max. Combustion Air & Vent Piping Lengths
  17
- Materials
  18
- Optional Room Air
  19
- Pvc/Cpvc
  20
- Polypropylene
  21
- Stainless Steel Vent
  22
3 Sidewall Direct Venting

23
- Prepare Wall Penetrations
  25
4 Vertical Direct Venting

30
- Determine Location
  30
5 System Piping

34
- General Piping
  34
  - Scalding
    34
  - Water Chemistry
    35
- Piping Components
  35
  - Piping Diagrams
    36
6 GAS CONNECTIONS Connecting Gas Supply Piping

39
- Natural Gas
  40
  - Pipe Sizing for Natural Gas
    40
  - Natural Gas Supply Pressure Requirements
    40
- Propane Gas
  40
  - Pipe Sizing for Propane Gas
    40
  - Propane Supply Pressure Requirements
    40
- Check Inlet Gas Supply
  41
- Gas Pressure
  42
- Gas Valve Replacement
  42
7 Field Wiring

43
- Low Voltage Connections
  43
- Enable Switch
  43
- Louver Relay Output / Louver Proving Switch Input
  43
- Power Cord Connection
  43
- Runtime Contacts
  43
- Alarm Contacts
  43
- Control Board
  45
8 CONDENSATE DISPOSAL Condensate Drain

46
9 Start-Up

47
10 Operating Information

51
- How the Water Heater Operates
  51
- Temperature Control
  51
- Protection Features
  51
- Water Heater Temperature Regulation
  52
- Adjustable Control Parameters
  52
- The Shield Control Module
  54
11 MAINTENANCE Maintenance and Annual Startup

55
- Address Reported Problems
  56
- Inspect Water Heater Interior
  56
- Clean Condensate Trap
  56
- Check All Piping for Leaks
  56
- Flue Vent System and Air Piping
  56
- Check Water System
  56
- Check Expansion Tank
  57
- Check Water Heater Relief Valve
  57
- Inspect Ignition & Flame Sense Electrodes
  57
- Check Ignition Ground Wiring
  57
- Check All Water Heating Wiring
  57
- Check Control Settings
  57
- Perform Startup & Checks
  57
- Check Burner Flames
  58
- Check Flame Signal
  58
- Review with Owner
  58
- Handling Ceramic Fiber Materials
  58
- Cleaning Heat Exchanger
  58
- Oiled Bearing Circulators
  59
- Magnesium Anode Rod Inspection
  59
12 Troubleshooting

60
13 Diagrams

72
- Ladder Diagram
  72
- Wiring Diagram
  73

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