Baxi Quantum MAXI Installation And Operating Instructions Manual page 44

English
5.3 Setting the pump
By turning the button, the control mode symbol can be
selected and the desired delivery head or speed stage set.
Selecting the control mode
Variable differential pressure (Δp-v): see also Fig. 2a
The pump is continuously adjusted within the ∆p-v control
mode.
Variable differential pressure (Δp-c): see also Fig. 2b
The pump is continuously adjusted within the ∆p-c control
mode.
3 speed stages: see also Fig. 2c
c1, c2, c3
The pump is set at a fixed speed within the 3 speed stages
control mode.
NOTICE: If a standard heating pump is replaced with this
high-efficiency pump, the button can be set on the first, sec-
ond, or third characteristic curve (c1, c2, c3) on the 3 speed
stages scale as a reference point for adjusting the pump set-
point.
Setting the delivery head / speed stage
The setpoints / speed stages can be increased or
decreased by turning the button to the left or right within the
selected control mode. In the Δp-v or Δp-c control mode,
the setting can be carried out in 0.1 m steps.
When the button is turned in the Δp-v or Δp-c control mode,
the display changes to the set pump setpoint. The "m" sym-
bol will light up.
In the 3 speed stages mode, c1, c2, or c3 is shown for the
relevant pump characteristic curve.
If the button has not been turned for a duration of 2 seconds,
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