Table Of Contents - Bosch Pilot Ignition TF250 Series Installation Manual And Operating Instructions

Continuous flow gas water heater
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Table of contents
1
Safety information and symbols . . . . . . . . . 3
1.1
Key to symbols . . . . . . . . . . . . . . . . . . 3
1.2
Safety information . . . . . . . . . . . . . . . 3
2
2.1
General Description . . . . . . . . . . . . . . 5
2.2
Explanation of Model Code . . . . . . . . 5
2.3
Package contents . . . . . . . . . . . . . . . . 5
2.4
2.5
Dimensions . . . . . . . . . . . . . . . . . . . . . 6
2.6
Technical characteristics . . . . . . . . . . 7
3
Regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4.1
Important information . . . . . . . . . . . . 8
4.2
location . . . . . . . . . . . . . . . . . . . . . . . 10
4.3
Hot Water Unit mounting . . . . . . . . . 11
4.3.1 Flue baffle setting . . . . . . . . . . . . . . . 11
4.3.2 Mounting the heater . . . . . . . . . . . . . 11
4.4
Water connection . . . . . . . . . . . . . . . 12
4.5
Gas connection . . . . . . . . . . . . . . . . . 12
4.6
Testing . . . . . . . . . . . . . . . . . . . . . . . . 12
5
5.1
5.2
Remove the front cover . . . . . . . . . . 13
5.3
Inlet pressure adjustment . . . . . . . . 13
5.4
5.5
type of gas . . . . . . . . . . . . . . . . . . . . 14
6
6.1
6.2
Remove the front cover . . . . . . . . . . 15
2
6.3
Water flow adjustment . . . . . . . . . . . 15
6.4
6.5
6.6
Thermostat calibration . . . . . . . . . . . 16
6.7
type of gas . . . . . . . . . . . . . . . . . . . . 16
7
Operating instructions . . . . . . . . . . . . . . . . . 17
7.1
appliance . . . . . . . . . . . . . . . . . . . . . 17
7.1.1 Lighting the appliance . . . . . . . . . . . 17
7.1.2 Output control . . . . . . . . . . . . . . . . . 17
adjustment . . . . . . . . . . . . . . . . . . . . 17
7.2
appliance . . . . . . . . . . . . . . . . . . . . . 18
7.2.1 Lighting the appliance . . . . . . . . . . . 18
8
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . 19
9
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . 20
9.1
Problem/cause/solution . . . . . . . . . 20
10 Environmental protection . . . . . . . . . . . . . . 22
11 Water quality . . . . . . . . . . . . . . . . . . . . . . . . . 22
12 Warranty details . . . . . . . . . . . . . . . . . . . . . . 23
Pilot Ignition - 6 720 886 398 (2021/02)

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