Bosch GWH 2400 ES NG Manual page 37

To select fan speed:
B Press ON/OFF button into OFF.
B Press and hold "Program"
ON/OFF button to turn appliance ON.
Fig. 59
B As soon as '188' is displayed, release "Program"
button , and the display should read P2.
B Press
or to choose the fan speed suitable
with your installation, see Table 21.
B Press and hold (± 5 sec.) "Program" button
the display flashes, then the selected value is
memorized.
Altitude
(above sea
Mode level)
0 - 2000 ft
(0 - 610 m)
2000 - 4500 ft
"P2"
(610 - 1372 m)
4500 - 8000 ft
(1372 - 2439 m)
Table 21 Fan speed adjustment
1) Full equivalent length (inlet + outlet piping + fittings)
Do not set P2 to greater then 8.
i
6 720 608 782
button and press
Vent Pipe Fan
1)
terminal length speed
3 - 32 ft
Twin
system
33 - 52 ft
3 - 32 ft
Twin
system
33 - 52 ft
3 - 32 ft
Twin
system
33 - 52 ft
until
6
7
7
7
8
8
Maintenance and service
37