Bosch Greentherm 9800 SEO 160 - Default Chapter; Table of Contents

6 720 817 281 (2017/05) Greentherm 9800 SEO 160/199 | SECO 199
2 | Table of contents
Table of contents
1 Key to symbols and safety instructions . . . . . . . . . . 3
1.1 Key to symbols . . . . . . . . . . . . . . . . . . . . . . . 3
1.2 Safety instructions . . . . . . . . . . . . . . . . . . . . 3
2 Safety information . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 Appliance details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
3.2 Specifications (Technical data) . . . . . . . . . . 7
3.3 Unpacking the heater . . . . . . . . . . . . . . . . . . 9
3.4 General rules to follow for safe operation . 10
3.5 Dimensions and minimum installation
clearances . . . . . . . . . . . . . . . . . . . . . . . . . . 11
4 Installation instructions . . . . . . . . . . . . . . . . . . . . . . 12
4.1 Installation tools . . . . . . . . . . . . . . . . . . . . . 12
4.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 12
4.3 Proper location for installing your heater . 12
4.4 Selecting heater location . . . . . . . . . . . . . . 13
4.5 Mounting instructions . . . . . . . . . . . . . . . . . 13
4.6 Factory regulation . . . . . . . . . . . . . . . . . . . . 14
5 Installation for modular homes . . . . . . . . . . . . . . . . 15
5.1 Mounting installation for modular homes . 15
6 Installation instructions . . . . . . . . . . . . . . . . . . . . . . 15
6.1 Gas piping & connections . . . . . . . . . . . . . 15
6.2 Water quality . . . . . . . . . . . . . . . . . . . . . . . . 19
6.3 Water connections . . . . . . . . . . . . . . . . . . . 19
6.4 Domestic hot water recirculation
with external pump . . . . . . . . . . . . . . . . . . . 21
6.5 Space heating applications . . . . . . . . . . . . . 22
6.6 Measuring gas pressure . . . . . . . . . . . . . . . 25
7 Electrical connections . . . . . . . . . . . . . . . . . . . . . . . . 25
7.1 Electrical power supply . . . . . . . . . . . . . . . . 25
7.2 Position of the fuses in control unit . . . . . . 26
8 Operating Instructions . . . . . . . . . . . . . . . . . . . . . . . 27
8.1 Digital display - description . . . . . . . . . . . . 27
8.2 For your safety read before operating your
water heater . . . . . . . . . . . . . . . . . . . . . . . . 27
8.3 Switching the appliance on/off . . . . . . . . . 27
8.4 Temperature control . . . . . . . . . . . . . . . . . . 28
8.5 Programming the default setpoint
temperature . . . . . . . . . . . . . . . . . . . . . . . . .29
9 Maintenance and service . . . . . . . . . . . . . . . . . . . . . 29
9.1 Annual maintenance . . . . . . . . . . . . . . . . . . 29
9.2 Winterizing for seasonal use . . . . . . . . . . . . 30
9.3 Mineral scale build-up . . . . . . . . . . . . . . . . . 30
10 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 31
10.2 Burner does not ignite when a hot water
faucet is opened . . . . . . . . . . . . . . . . . . . . . .31
10.3 Water is too hot . . . . . . . . . . . . . . . . . . . . . . 31
10.4 Water is not hot enough . . . . . . . . . . . . . . . 32
10.5 Low water flow/pressure . . . . . . . . . . . . . . 32
10.6 Hot water temperature fluctuates at tap . . 32
10.7 Noisy burner/heater during operation . . . . 33
10.8 Error codes C1, C2, CF and/or CE . . . . . . . 33
10.9 Error codes EA and/or EC . . . . . . . . . . . . . . 33
10.10 Manifold gas pressure . . . . . . . . . . . . . . . . . 33
10.11 Adjusting Gas/Air flow . . . . . . . . . . . . . . . . 34
10.12 Factory default settings . . . . . . . . . . . . . . . 36
10.13 Converting Gas Type . . . . . . . . . . . . . . . . . . 36
11 Problem solving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
11.1 Error code diagnostics . . . . . . . . . . . . . . . . 38
12 Electrical diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
13 Sensor resistance charts . . . . . . . . . . . . . . . . . . . . . 45
14 Interior components diagram and parts list . . . . . 46
14.1 Interior components . . . . . . . . . . . . . . . . . . 46
15 Protecting the environment . . . . . . . . . . . . . . . . . . 48
16 Installer Checklist to be completed by installer
upon installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49