Shield SNR150-100 Manuals

Manuals and User Guides for Shield SNR150-100. We have 1 Shield SNR150-100 manual available for free PDF download: Installation & Service Manual

Shield SNR150-100 Installation & Service Manual

Shield SNR150-100 Installation & Service Manual (76 pages)

Shield Gas water heater Installation & service manual

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
3 Sidewall Direct Venting

22
- Sidewall Direct Venting
  28
4 Vertical Direct Venting

29
- Vertical Direct Venting
  32
5 Conventional and Sidewall Venting

33
6 System Piping

34
- General Piping
  34
  - Scalding
    34
  - Water Chemistry
    35
- Piping Components
  35
  - Piping Diagrams
    36
7 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
8 Field Wiring

43
- Low Voltage Connections
  43
- Power Cord Connection
  43
- Runtime Contacts
  43
- Alarm Contacts
  43
9 CONDENSATE DISPOSAL Condensate Drain

46
10 Start-Up

47
11 Operating Information

51
- How the Water Heater Operates
  51
- Temperature Control
  51
- Protection Features
  51
- Water Heater Temperature Regulation
  52
- Adjustable Control Parameters
  52
- Saving Parameters
  52
- Sequence of Operation
  53
- The Shield Control Module
  54
- Status Display Screens
  55
- Status Display Screens
  56
12 MAINTENANCE Maintenance and Annual Startup

57
- Address Report Problems
  58
- Inspect Water Heater Interior
  58
- Clean Condensate Trap
  58
- Check All Piping for Leaks
  58
- Flue Vent System and Air Piping
  59
- Check Water System
  59
- Check Expansion Tank
  59
- Check Water Heater Relief Valve
  59
- Inspect Ignition & Flame Sense Electrodes
  60
- Check Ignition Ground Wiring
  60
- Check All Water Heating Wiring
  60
- Check Control Settings
  60
- Perform Startup & Checks
  60
- Check Burner Flames
  60
- Check Flame Signal
  60
- Review with Owner
  60
- Handling Ceramic Fiber Materials
  60
- Cleaning Water Heater Heat Exchanger
  61
- Oiled Bearing Circulators
  61
- Magnesium Anode Rod Inspection
  61
- Check Delta T
  61
13 Troubleshooting

62
14 Diagrams

74
- Ladder Diagram
  74
- Wiring Diagram
  75

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