Bradford White Brute MagnaTech BMGV1600 Installation And Operation Instructions Manual page 80

Page 76
turn "OFF" the pilot test hold.
8. Unit is equipped with a zero governing,
negative regulator valve. The valve throttle
offset adjustment is only to be done at low
icon, then touch, Diagnostics. On the I/O
status screen press "Diagnostic Tests" and
enter the installer password by pressing the
padlock in the upper right corner.
Menu 30. Burner Status
Menu 31. I/0 Status
9. From here you can manually adjust the
fan speed by pressing either the "Maximum
Modulation" or "Minimum Modulation"
buttons, then the "Start Test" button. In this
"Stop Test" button is pressed. The fan speed
control feature is only active when the boiler
"maximum modulation", then "Start Test"
buttons. Wait for the boiler to enter run and
the fan speed to reach the maximum RPM.
Using a combustion analyzer, dial in the high
measurements. (refer to Table 23 for correct
CO2 ranges).
Menu 32. Modulation Test
"Minimum Modulation" and wait for the fan
speed to reach minimum RPM. When at
(refer to Table 23 for correct CO2 ranges)
been completed, head back to the "Firing
Rate" menu, and select "Automatic". This
MUST be done to ensure proper boiler
operation.
Model Propane
1600 0.035
2000 0.040
2500 0.035
3000 0.035
3500 0.047
4000 0.047
Table 22. Required Pilot Gas Pressures
Propane Natural
Pressure Pressure
3" - 4" 3" - 4"
3" - 4" 3" - 4"
3" - 4" 3" - 4"
3" - 4" 3" - 4"
2" - 3" 3" - 4"
2" - 3" 3" - 4"