Bosch 520-HN -L Manuals

Bosch 520-HN -L Manuals

Manuals and User Guides for Bosch 520-HN -L. We have 1 Bosch 520-HN -L manual available for free PDF download: Manual

Bosch 520-HN -L Manual

Bosch 520-HN -L Manual (36 pages)

Brand: Bosch | Category: Boiler | Size: 2.88 MB

Table of Contents

Table of Contents
2
1 Key to Symbols and Safety Instructions

3
- Key to Symbols
  3
- General Safety Instructions
  3
2 Warning

6
3 Appliance Details

7
4 Installation Instructions

11
- Introduction
  11
- Proper Location for Installing Your Heater
  11
- Mounting Heater
  11
- Combustion Air Requirements
  13
- Venting
  13
- 1Horizontal Venting
  14
- 2Vertical Venting
  14
- Gas Piping & Connections
  16
- Measuring Gas Pressure
  20
- Water Connections
  20
- Recirculation Application
  21
5 Operation Instructions

21
- For Your Safety Read before Operating
  21
- Your Water Heater
  21
- Lighting Instructions
  21
- To Turn off Appliance
  22
- Adjusting the Water Temperature
  22
- Power Adjustment Knob
  23
- Draining the Appliance
  23
6 Maintenance and Service

24
- Maintenance Intervals
  24
- Water Valve
  24
- Pilot
  25
- Main Burners
  25
- Vent Assembly / Heat Exchanger
  25
- Mineral Scale Build-Up
  25
- 1Descaling Heat Exchanger
  25
7 Troubleshooting

26
8 Protecting the Environment

30
9 Interior Components and Diagram Parts List

31
- Interior Components
  31
- Components Diagram
  32
- Parts List
  33
10 Lifetime Limited Warranty for Bosch Tankless Water Heaters

34
Installation

35

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