25
- Installation & Servicing
INSTALLATION
28
PARAMETER MODE
By pressing the
mode
key once, PARA mode (abbreviation for
parameter) is displayed. In this mode it is possible to change
the settings of the boiler control module.
DHW Storage Temperature Setpoint (degC)
Press Display Description
P A R A
Press Display
Parameters accessible to user
MODE
STEP
Lower
Limit
Upper
Limit
Factory
Setting
40 65 60
2. 0 1
STEP
CH and DHW Options
00 = CH & DHW are both off
01 = CH is on, DHW is off
02 = CH is on, DHW is off, System pump runs continuously
11 = CH & DHW are both on
12 = CH & DHW are both on, System pump runs continuously
11
1. 6 0
Maximum CH Flow Temperature Setpoint (degC)
STEP
30 90 80
3. 8 0
Flow Temperature Minimum Design Setpoint (degC)
Press Display Description
Parameters accessible to trained installers and service engineers only, after entering service code.
STEP
Lower
Limit
Upper
Limit
Factory
Setting
15 60 20
4. 2 0
see Frame 34 for guidance
Outside Temperature Minimum Design Value (degC)
STEP
-20 10 -10
5. 2 0
see Frame 34 for guidance
Minimum Flow Temperature Blocking Setpoint (degC)
STEP
15 30 25
6. 2 0
see Frame 34 for guidance
Night time Setback Parallel Shift (degC)
STEP
00 40 10
7. 2 0
see Frame 35 for guidance
1st digit - Outside Temperature Correction (degC)
see Frame 34 or 35
STEP
x0 x9
09
8. 0 0
2nd Digit - CH hysteresis (degC)
-5x 5x
CH Pump Overrun Time (minutes)
STEP
05
9. 2 0
399
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INSTALLATION
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