Bosch ZBR16-3A Installation And Service Instructions Manual page 77

B On the gas throttle, break the seal at the slot and
remove the cap.
1 .
Fig. 70 Remove seal from the gas throttle
B Adjust the gas throttle to match the CO
maximum nominal output according to table 30.
Fig. 71 Set CO or O level for maximum nominal output
2 2
Maximum
nominal output
Gas type CO
2
NG 9.4 %
LPG (propane) 11.0 %
Tab. 30 CO or O values at maximum and minimum nominal
2 2
output
B Briefly press the emissions test button
The display shows the supply temperature in
alternation with = minimum nominal output.
B Measure the CO or O
2 2
flue gas ( Section 12).
Copyright (optional information)
2 .
6 7 2 0 6 1 2 6 5 9 - 3 7 . 1 R
or O level for
2 2
6 7 2 0 6 1 2 6 5 9 - 3 8 . 1 R
Minimum
nominal output
O CO
2 2
4.0 % 8.6 % 5.5 %
4.2 % 10.4% 5.1 %
.
level and the CO content of the
B Remove the sealed screw (
adjustment screw (
level for minimum nominal output.
3
2
1
Fig. 72 Set CO
B Re-check settings at maximum and minimum nominal
output and re-adjust if necessary.
B Repeatedly press the emissions test button
light goes out.
The display returns to the supply temperature.
B Record the CO
flue gas in the commissioning log.
B Reinstall the screw (
valve adjustment screw.
B Remove flue gas probe and close the flue gas test port
properly.
O
2
Fig. 73 Close flue gas test ports
Gas type conversion | 77
Fig. 72, [3]) from gas valve
Fig. 72, [2]) and set CO
or O level for minimum nominal output
2 2
or O levels and the CO content of the
2 2
Fig. 72, [3]) to cover the gas
6 720 643 068 (2011/06)
or O
2 2
until the
6 720 641 933-80.1O