Bosch THERM 1000 O Installation And Use Manual Download Page 1

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Installation and use manual

Gas tankless water heater

THERM 1000 O

6720818788-00.3V

W6 / W10 KB

6 720 818 788 (2015/11) EG

Please read the installation instructions before installing the appliance!
Please read the operating instructions before operating the appliance!

Please observe the safety instructions in the operating instructions!
The installation site must meet the requirements for sufficient ventilation!

We suggest that the installation should be carried out by an authorized company Bosch!

Summary of Contents for THERM 1000 O

Page 1: ...n instructions before installing the appliance Please read the operating instructions before operating the appliance Please observe the safety instructions in the operating instructions The installation site must meet the requirements for sufficient ventilation We suggest that the installation should be carried out by an authorized company Bosch ...

Page 2: ... 10 3 3 Switch on and off 10 3 4 Output adjustment 11 3 5 Temperature adjustment 11 3 6 Bleeding of the appliance 11 3 7 Cleaning the front of the appliance 11 3 8 Fault diagnosis 12 4 Regulation 12 5 Installation only by qualified technicians 12 5 1 Important information 12 5 2 Choice of installation site 12 5 3 Fixing of the appliance 14 5 4 Water connection 14 5 5 Gas connection 14 5 6 Start up...

Page 3: ...sure within regular intervals technical interventions of control and maintenance of the appliance The appliance should be maintained annualy Only original spare parts should be used Highly flammable and explosive materials Flammable materials should not be stored or used paper solvents paint etc near the appliance Combustion air and ambient air To avoid corrosion combustion air and ambient air sho...

Page 4: ... the burner flame Controldeviceofthecombustiongasesthatswitchesthe appliance off if the conditions of gas flue exhaustion are poor Temperature limiter which avoids the overheating of the combustion chamber Relief and drain valve 2 5 Rating plate The rating plate is located on the cover of the appliance on the right side This plate has the indications on the performance of the appliance appliance s...

Page 5: ...tructions regarding the appliance 5 2 7 Dimensions Fig 1 6720818788 03 2V Appliance A B C D E Water inlet Gas inlet Cold Hot GN GLP W6 300 484 170 151 Ø 95 1 2 1 2 W10 WD10 320 526 170 220 Ø 115 1 2 1 2 Table 5 Dimensions in mm ...

Page 6: ... limiter 5 Combustion chamber 6 Ignition probes 7 Burner 8 Ignition unit 9 Gas flow regulator 10 Temperature Sensor for WD model only 11 Electro valve 1 12 Outlet hot water 13 Gas inlet 14 Fixation point 15 Ionization probe 16 Water flow regulator 17 Batteries case 18 Bleeder screw pressure relief 19 Cold water inlet 1 2 3 5 6 4 7 8 9 15 14 10 12 11 13 6720818788 07 1V 16 17 18 19 ...

Page 7: ...emperature limiter 3 Ignition unit 4 Micro switch 5 Electro valve 6 ON OFF switch 7 Batteries 2x 1 5V 8 Temperature Sensor for WD model only 9 Temperature Display for WD model only 1 2 3 8 4 5 7 6 9 6720818788 04 1V DANGER Burns Water temperature increase Check the setting of the ignition flow after the appliance s maintenance works ...

Page 8: ... safety interval stipulated a gas shut off is carried out in the valve Thepresenceofairinthegassupplytube initialstart upofthe applianceorstart upafterlongperiodsofinactivity maycause a delay in the ignition In this case and if the ignition attempt is too long the safety devicesblocktheoperationoftheappliancebyinterruptingthe gas flow Safety shut down due to an excessively heated water temperature...

Page 9: ... 2 The quantity of cylinders installed should be proportional to the maximum volume of the heater s gas consumption G30 kg h 0 92 1 55 Number of injectors 8 14 Gas connection NG 1 2 L P G 1 2 Data relating to the water Maximum admissible pressure3 3 Considering the effect of the dilation of the water this value must not be exceeded Pw bar 10 10 Temperature increase C 25 25 Flow rate obtained in th...

Page 10: ...to the existing selective collection sites for its recycling Do not reuse used batteries Use only the indicated type of batteries Use alkaline batteries 3 3 Switch on and off Switch on To switch on place the ON OFF switch in I position Fig 6 Switch on Switch off To switch off place the ON OFF switch in O position 6720818788 05 1V CAUTION The initial start up of the heater must be done by a company...

Page 11: ... freezing you need to proceed as follows Close the appliance s water shut off valve Open a hot water point Loosen the relief screw located in the water inlet tube Fig 11 Empty all the water contained inside the appliance Fig 11 Relief screw 3 7 Cleaning the front of the appliance Only clean the front of the appliance with a cloth and some detergent The output adjustment field is greater than the o...

Page 12: ...r the volume of the furnishings as this does not exceed 2 m3 Comply with the specific determinations of each country Installtheheaterinawellventilatedsite awayfromnegative temperatures where there is a combustion gas duct The heater may not be installed on a heat source To avoid corrosion it is necessary for the combustion air to be free from aggressive substances An example of particularly corros...

Page 13: ...ion gas duct should be duly connected to the flue collar of the appliance Diameter features of the flue collar are indicated in the table with the appliance s dimensions table 5 A protective terminal should be installed against wind rain on the edge of the flue duct If these conditions cannot be guaranteed a different site must be chosen for the gas flue and intake Superficial temperature The maxi...

Page 14: ... m the tube must comply with applicable standards must be controllable all the way through must not come near areas where heat is released avoid folds or other bottlenecks the connection at the ends must be made with proper accessories and tabs without grooves Check if the supply tube is clean Fix a gas shut off valve as close as possible to the appliance In the case of an installation with connec...

Page 15: ... appliance Natural gas The appliances for Natural Gas G20 are supplied sealed havingbeensetinthefactoryforthevaluesshownontherating plate Liquefied petroleum gas Appliances for L P G G31 G30 are supplied having been set in the factory for the values shown on the rating plate 6 2 Conversion to another type of gas Only use the original conversion sets The conversion should only be carried out by a c...

Page 16: ...chamber using new joints Burner Inspect the burner each year and clean it if necessary In the case of it being very dirty grease soot disassemble the burner dip it in hot water with detergent and clean it carefully with a brush Do not use metal objects in the cleaningoperation e g metalbrushes oftheinjectors Water filter Close the water inlet valve Open a hot water tap Replace the water filter Fig...

Page 17: ...llows Remove the combustion gas duct Replace it with a duct with approximately 50cm obstructed at the end The duct should be placed vertically Operating the appliance at nominal output and with the water regulator set at maximum temperature In these conditions the device should switch off after two minutes maximum Remove the duct and place the combustion gas duct again ...

Page 18: ...s Check the position of the water regulator and adjust according to the intended water temperature Water doesn t warm up much flame is too low Insufficient gas supply Check the regulator and if it is inadequate or broken replace it Check if the LPG cylinders freeze during its operation and if so move them to a less cold site or increase the gas battery to suppress the consumption need of the heate...

Page 19: ... materials used in our packages are recyclable and should be separated according to its nature and forwarded to the proper collection systems We ensure the correct management and final destination of all ofthepackagingwaste throughthetransferofresponsibilities to the duly certified national managing entities End of the useful life of the appliances Contact the local entities regarding the existing...

Page 20: ...Bosch Thermotechnik GmbH Junkersstrasse 20 24 D 73249 Wernau www bosch thermotechnology com ...

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