Pentair MiniMax Guide D'installation Et D'utilisation page 35

3 5
PowerMax (contd.)
PRESSURE SWITCH OPERATION
The air pressure switch is a safety device to insure that the blower is operating and has been designed to monitor the
vacuum (negative) pressure within the fan housing. The air pressure switch is in the ignition module circuit and the
ignition module does not operate unless the switch is closed.
Figure 2. AIR PRESSURE SWITCH
A-11
Rev. K 5-31-06 P/N 470880