Bosch Integra 500 Installation Manual page 18

Installation instructions
Altitude
Vent
(above sea
terminal
level)
Concentric
0 - 2000 ft
(0 - 610 m)
Twin
system
Concentric
2000 - 4500 ft
(610 - 1372 m)
Twin
system
Concentric
4500 - 8000 ft
(1372 - 2439 m)
Twin
system
* Above 2000 ft, CO levels must be checked with a combustion gas analyzer, see section
2
Table 12 Fan speed adjustment
1) Full equivalent length (inlet + outlet piping + fittings)
Adjusting minimum power fan speed (P2)
To select fan speed:
B Press ON/OFF button
B Press and hold "Program"
ON/OFF button
Fig. 19
B As soon as '188' is displayed, release "Program"
button , and the display reads P2.
B Press to enter P2 adjustment. The current set-
ting will appear on the display (factory default: 12).
B Press or to choose the fan speed suitable
with your installation, see table 12.
B Press and hold (± 5 sec.) "Program" button
the display flashes, then the selected value is
memorized.
Do set P2 to greather then 16.
i
18
Total equivalent Minimum power
1)
vent length fan speed (P2)
8 - 25 ft
26 - 46 ft
8 - 37 ft
38 - 62 ft
8 - 25 ft
26 - 46 ft
8 - 37 ft
38 - 62 ft
8 - 25 ft
26 - 46 ft
8 - 37 ft
38 - 62 ft
into OFF.
button and press
to turn appliance ON.
Natural
Gas
Maximum
power fan
speed (P1)
12
No
13
modification
12
required
13
14* 52*
14* 53*
13* 52*
14* 53*
14* 53*
16* 53*
14* 53*
15* 53*
Adjusting maximum power fan speed (P1)
To select fan speed:
B Press ON/OFF button into OFF.
B Press and hold "Program" button
ON/OFF button to turn appliance ON.
Fig. 20
B As soon as '188' is displayed, release "Program" but-
ton , and the display reads P2.
B Press the minus button
B Press "Program" button
The current setting will appear on the display.
B Press or
with your installation, see Table 12.
B Press and hold (± 5 sec.) "Program" button
until
the display flashes, then the selected value is memo-
rized.
Proceed directly to Section 6.5 to confirm
i
CO
2
Liquid
propane
Maximum
power fan
speed (P1)
No
modification
required
For operation at eleva-
tions above 2,000 ft
52*
(610 m) the equip-
53*
ment ratings shall be
reduced at the rate of
52*
4% for each 1,000 ft
53*
(305 m) above sea
53*
53*
53*
53*
6.5
for instructions.
to display P1.
to enter P1 adjustment.
to choose the fan speed suitable
values are within range.
level
and press
until
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