77
MCA
Pro
45/65/90/115
MCA-Pro ISM Rv.4.1 2/2017
DANGER
In the standard configuration the MCA Pro series
boiler can supply water temperatures up to 170°F,
when using a PVC flue system. A proper anti-
legionella functionality cannot be guaranteed when
the MCA Pro boiler is used in conjection with PVC
venting system.
5.7.2. Modification of the user-level parameters
Parameters
p1
to
p8
can be modified by the user in
order to meet heating system and DHW comfort needs.
CAUTION
Modification of the factory settings may be
detrimental to the functioning of the appliance.
5. Commissioning
Parameter
Description
Adjustment range
45
65
90
115
p42
HRU connected (Optional)
0 = Not connected
1 = Connected
p43
Mains detection phase
0 = Off
1 = On
p44
Maintenance message
Do not modify
p45
Service operating hours
Do not modify
p46
Service burning hours
Do not modify
p47
ΔT Modulate down
50 to 104ºF
10 to 40ºC
p48
DHW stabilization time
10 to 100 seconds
p49
Display units
0 = ºC/bar
1 = ºF/psig
p51
Flue gas tempreature
0 = PVC 65°C / 149°F
1 = CPVC 90°C / 194°F
2 = PP/SS 110°C / 230°F
Ad
Detection of connected
SCUs
0 = No detection
1 = Detection
and
(1)
Do not modify these factory settings unless absolutely necessary. E.g. to adapt the boiler to:Propane
Содержание MCA Pro 115
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