Dynamic Gas Pressure Test - Bosch ZBR16-3A Series Installation And Service Instructions Manual
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- Installation and service instructions manual (120 pages) ,
- Operating instructions manual (48 pages) ,
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▶ Remove flue gas probe and close the flue gas test port properly.
Fig. 81 Close flue gas test ports
Greenstar
12.4
▶ Switch the appliance OFF and close the gas shut-off valve.
▶ Loosen the screw in the test port for gas inlet pressure
( Fig. 80, [1]) and connect a pressure gauge ( Fig. 82).
Fig. 82 Dynamic gas pressure test port
▶ Turn on the gas cock and switch the appliance ON.
6 720 641 933-80.1O
▶ Press and hold the emissions test button
The display shows the supply temperature alternating with
maximum set output in heating mode.
▶ Briefly press the emissions test button
The display shows the supply temperature in alternation with
maximum nominal output.
▶ Check the required inlet gas pressure according to table 32.
Gas type
NG
LPG (propane)
Table 32 Inlet gas pressure
▶ Repeatedly press the emissions test button
out.
The display returns to the supply temperature.
▶ Switch the appliance OFF, turn off the gas cock, remove the pressure
gauge and tighten the screw in the test port for gas inlet pressure.
▶ Reinstall the cover.
Dynamic gas pressure test
Nominal
Permissible pressure range
pressure
for maximum nominal output
" W.C. (mbar)
" W.C. (mbar)
7 (17.4)
3.5-10.5 (8.7-26.1)
11 (27.4)
8-13 (19.9-32.3)
Do not operate the appliance if the measured value is
below or above these values. Determine the cause and
eliminate the fault. If this is not possible, block the
appliance on the gas side and notify the gas supplier.
Gas type conversion | 67
until it lights up.
=
.
=
until the light goes
6 720 806 992 (2015/03)
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