Changing The Settings; Description Of The Parameters - DeDietrich MCA 45 User Manual

MCA 45 - 65 - 90 - 115
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5.3

Changing the settings

Parameter Description
Maximum outlet temperature
p1
Domestic hot water temperature: T
p2
Heating / DHW mode
p3
Mode ECO
p4
Anticipation resistance
p5
06/09/2010 - 300024828-001-A
The current values can be read as follows:
1. Press the two f keys simultaneously. The symbol Q flashes.
2. Confirm using key S . 5t is displayed, alternating with the
current status 3 (for example).
3. Press the [+] key. 5v is displayed, alternating with the current
sub-status 30 (for example).
4. Press the [+] key. t1 is displayed, alternating with the current
flow temperature 60 °C (for example).
5. Press the [+] key successively to scroll down the various
parameters. t" , t3 , t4 , t5 .
6. Press the [+] key. 5p is displayed, alternating with the internal
set point 88 °C (for example).
7. Press the [+] key. fl is displayed, alternating with the current
ionisation current 70 µA (for example).
8. Press the [+] key. Mf is displayed, alternating with the current
fan rotation speed 3000 rpm (for example).
9. Press the [+] key. pr is displayed, alternating with the current
water pressure #0 bar (for example). If no water pressure sensor
is connected, [-.-] appears on the display.
10.Press the [+] key. p; is displayed, alternating with the current
modulation percentage 78 % (for example).
11.Press the [+] key. The readout cycle starts again with 5t .
12.Press 2 times on key j to return to the current operating mode.
5.3.1.

Description of the parameters

Adjustment range
20 to 90 °C
40 to 65 °C
SET
Do not modify
Do not modify
Do not modify
5. Operating the appliance - IniControl
Factory setting
MCA
45 65 90 115
80 80 80 80
60 60 60 60
1 1 1 1
2 2 2 2
0 0 0 0
30