Bosch C 950 Installation Manual page 25

PP Concentric up and out venting - Only C1050
Altitude NG P2
0 - 2000 no change
2000 - 4500 no change
4500 - 8000 no change
Table 34 Fan speed adjustment for concentric up and out vent
Cascade common venting system - C1050
Total
equivalent
Altitude length NG P2
0 - 2000 4 - 100ft
2000 - 4500 4 - 100ft
4500 - 8000 4 - 100ft
Table 35 Fan speed adjustment for cascade vent
Cascade common venting system - C950
Total
equivalent
Altitude length NG P2
0 - 2000 4 - 100ft
2000 - 4500 4 - 100ft
4500 - 8000 4 - 100ft
Table 36 Fan speed adjustment for cascade vent
Adjusting minimum power fan speed (P2)
To select fan speed:
▶ Press ON/OFF button into ON.
▶ Press and hold simultaneously buttons
seconds, until display reads P2.
Fig. 29
▶ Press to enter P2 adjustment. The current setting will appear on
P
the display (factory default).
+
▶ Press or to choose the fan speed suitable with your
installation, see table 29 and table 30.
▶ Press and hold ( 5 sec.) "Program" button
flashes, then the selected value is memorized.
Proceed directly to chapter 7.5 to confirm CO
are within range.
Adjusting maximum power fan speed (P1)
To select fan speed:
▶ Press ON/OFF button into ON.
Greentherm
LP P2 NG P1 LP P1
no change no change 50
no change no change 50
no change no change 50
LP P2 NG P1 LP P1
19 19 no change no change
20 20 52
20 20 53
LP P2 NG P1 LP P1
19 19 no change no change
20 20 47
20 20 48
+
or and
P
until the display
P
values
2
▶ Press and hold simultaneously buttons
seconds, until display reads P2.
53
Fig. 30
53
▶ Press the minus button
▶ Press "Program" button
setting will appear on the display.
+
▶ Press or
installation, see table29 and table 30.
▶ Press and hold ( 5 sec.) "Program" button
flashes, then the selected value is memorized.
47
Proceed directly to chapter 7.5 to confirm CO
48
are within range.
for 3
Installation instructions | 25
+
or
to display P1.
to enter P1 adjustment. The current
P
to choose the fan speed suitable with your
until the display
P
6 720 805 440 (2014/11)
and for 3
P
values
2