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9.6 Deaeration Function
Control performs the Deaeration function at initial
Note
start and after a reset of a locking error and after
power up.
Before starting boiler deaeration function must be performed.
Rotate black cap on deaerator, located on the top of the boiler,
counter clockwise to ensure areator is open.
• When power is supplied to the boiler Deaeration function
starts.
• Display shows 17 (Deaeration) and water pressure
(Psi). See Figure 9-4.
• Boiler pump will run on and off for up to 10 minutes.
This will purge air from the system.
• The burner will switch on for a few seconds to verify
increasing temperature on flow/return sensors.
• Boiler is ready to start in standard operation.
Repeat Deaeration function at least 3 times switching boiler on
off using
button.
9 - START UP PROCEDURE
FIGURE 9-3 AERATOR
AERATOR - LOCATED ON TOP OF BOILER
FIGURE 9-4 Deaeration Function Display Readout
Pump OFF
54
Pump ON
P/N 240011662, Rev. D [06/30/2017]
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