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Start-Up; Remove The Front; Adjustments (Only By Qualified Technicians); Adjustment Of The Appliance - Bosch THERM 1000 O Installation And Use Manual

Gas tankless water heater
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5.6 Start-up

▶ Open the gas and water shut-off valves and check the
tightness of all the connections.
▶ Insert correctly type D batteries of 1.5 V (Fig. 15).
6720643462-05.1V
Fig. 15 Batteries placement
▶ Check the proper operation of the combustion gas control
device, proceed as explained in the point " 7.2 Combustion
gas control device".

5.7 Remove the front

To remove the front of the appliance:
▶ Remove gas regulator.
▶ Loosen the main switch cable.
▶ Loosen the fixing screws from the chassis (Fig. 16).
Fig. 16 Remove the front
▶ Simultaneously moving in your direction and upwards,
release the front of the two back fins.
6
Adjustments (only by qualified
technicians)

6.1 Adjustment of the appliance

Natural gas
The appliances for Natural Gas (G20) are supplied sealed
having been set in the factory for the values shown on the rating
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.
6720643462-14.1V
The conversion should only be carried out by a company from
the Authorized ServiceBosch. The original conversion sets are
supplied with fitting instructions.

Adjustments (only by qualified technicians) | 15

The sealed components must not be broken.
The appliances must not be operated if the
supply pressure is less than 17 mbar or greater
than 25 mbar.
The appliances must not be operated if the
supply pressure is:
- LPG: less than 21 mbar or greater than 32
mbar.
DANGER: The following operations described
below should only be carried out by a
company from the Authorized Service Bosch.
6 720 818 788 (2015/11)

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