Bosch GWH 12 CTDE 31 F5 S7805 User Manual

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Table of Contents
Therm 4000 S – 6 720 815 298 (2017/05)
Table of Contents
1 Key to symbols and safety instructions . . . . . . . . . . 3
1.1 Explanation of symbols . . . . . . . . . . . . . . . . . 3
1.2 General safety instructions . . . . . . . . . . . . . . 3
2 Product details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1 Intended use . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 EC declaration of type conformity . . . . . . . . 6
2.3 Type overview . . . . . . . . . . . . . . . . . . . . . . . . 6
2.4 Scope of delivery . . . . . . . . . . . . . . . . . . . . . . 6
2.5 Data plate . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.6 Description of the device . . . . . . . . . . . . . . . 6
2.7 Accessories (not included within the
scope of delivery) . . . . . . . . . . . . . . . . . . . . . .6
2.8 Dimensions and minimum clearances . . . . . 7
2.9 Layout of device . . . . . . . . . . . . . . . . . . . . . . 8
2.10 Wiring diagram . . . . . . . . . . . . . . . . . . . . . . . 9
2.11 Technical specifications . . . . . . . . . . . . . . . 10
2.12 Product data on energy consumption . . . . 11
2.13 Flue accessories . . . . . . . . . . . . . . . . . . . . . 12
2.13.1 Vertical flue gas routing . . . . . . . . . . . . . . . . 13
2.13.2 Horizontal flue gas routing . . . . . . . . . . . . . 13
3 Operating instructions . . . . . . . . . . . . . . . . . . . . . . . 14
3.1 Digital display - Description . . . . . . . . . . . . 14
3.2 Before commissioning the device . . . . . . . 14
3.3 Device ON/OFF . . . . . . . . . . . . . . . . . . . . . . 14
3.4 Setting the temperature . . . . . . . . . . . . . . . 14
3.5 Program key . . . . . . . . . . . . . . . . . . . . . . . . . 15
3.6 Draining the device . . . . . . . . . . . . . . . . . . . 15
3.7 Error codes on the display . . . . . . . . . . . . . 15
3.8 Cleaning the casing of the device . . . . . . . . 15
4 Regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5 Installation (only for approved contractors) . . . . . 16
5.1 Important information . . . . . . . . . . . . . . . . . 16
5.2 Selecting the installation location . . . . . . . 17
5.2.1 Regulations for the installation location . . . 17
5.2.2 Total length of the flue system (Type C
devices) . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
5.3 Minimum clearances . . . . . . . . . . . . . . . . . . 17
5.4 Fitting the wall mounting bracket . . . . . . . . 18
5.5 Installing the device . . . . . . . . . . . . . . . . . . 19
5.6 Water connection . . . . . . . . . . . . . . . . . . . . 19
5.7 Gas connection . . . . . . . . . . . . . . . . . . . . . . 20
5.8 Installation of the flue gas/air accessories . 20
5.9 Altitude of installation location . . . . . . . . . . 21
5.10 Starting the device . . . . . . . . . . . . . . . . . . . 21
6 Electrical connection (only for approved
contractors) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
6.1 Power cable . . . . . . . . . . . . . . . . . . . . . . . . . 22
6.2 Replacing power cable . . . . . . . . . . . . . . . . 22
7 Gas regulating (only for approved contractors) . . 22
7.1 Factory setting . . . . . . . . . . . . . . . . . . . . . . 22
7.2 Service mode . . . . . . . . . . . . . . . . . . . . . . . 23
7.3 Gas supply with propane gas . . . . . . . . . . . 23
7.4 Setting the device . . . . . . . . . . . . . . . . . . . . 23
7.4.1 Access to the pressure test ports . . . . . . . . 23
7.4.2 Setting the maximum gas volume
(parameter P1) . . . . . . . . . . . . . . . . . . . . . . .23
7.4.3 Setting the minimum gas volume
(parameter P2) . . . . . . . . . . . . . . . . . . . . . . .24
7.4.4 Adjustment of the burner nozzle pressure
(parameter P0) . . . . . . . . . . . . . . . . . . . . . . .24
7.4.5 Factory setting (parameter P4) . . . . . . . . . 24
7.5 Converting gas type . . . . . . . . . . . . . . . . . . 25
8 Maintenance (only for approved contractors) . . . 25
8.1 Removing the casing . . . . . . . . . . . . . . . . . . 25
8.2 Regular maintenance . . . . . . . . . . . . . . . . . 25
8.3 Replacing the fuses (control device) . . . . . 26
8.4 Putting into operation after maintenance . 26
8.5 Safe operation/ risk for prolonged use . . . 26
9 Faults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
10 Environmental protection/disposal . . . . . . . . . . . . 28

Bosch GWH 12 CTDE 31 F5 S7805 Specifications

General

Brand	Bosch
Model	GWH 12 CTDE 31 F5 S7805
Category	Water Heater
Language	English