Radiant RK 25, Instruction Manual

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TECHNICAL CHARACTERISTCS
TA05A140.A0307
9
2.6 DIGITECH
®
printed circuit board – SM 20019
Technical characteristics
Adjustments possible by service personnel only
•
Standard (30/80°C) / reduced (25-40°C) central heating temperature
•
Water hammer prevention function
•
Central Heating timer - (adjustable from 0 to 7,5 minutes)
•
Central Heating pump overrun timer
•
Domestic Hot Water pump overrun timer
(not applicable)
•
Minimum Gas pressure setting
•
Maximum Heating Load
User settings
•
On/Off
•
Heating Temperature setting (30-80°C) – (25-40°C)
•
D.H.W. temperature setting (35-60°C)
•
Summer only mode / Winter only mode / Winter mode selection
Operation/Functions display
•
Lock-Out
•
Normal Water pressure
•
Water deficiency indicator
•
Temperature display
Î
When the boiler is switched off at the switch on the control panel, the word OFF appears on the
display. The central heating frost protection system, nevertheless, remain enabled. If the boiler was
previously on, it is switched off and the post-ventilation, pump overrun and circulation pump inactivity
protection functions are enabled.
Î
The remote control, where fitted, remains active and illuminated.
2.7 Control panel
LEGEND
1.
ON/OFF SWITCH
2.
HEATING TEMPERATURE CONTROL KNOB
3.
D.H.W TEMPERATURE CONTROL KNOB.
(not applicable)
4.
D.H.W TEMPERATURE BUTTON. KEEP
PRESSED FOR 5 SECONDS TO DISPLAY
OUTSIDE TEMPERATURE (ONLY WITH
OPTIONAL OUTDOOR SENSOR)
5.
SERVICE BUTTON.
6.
SUMMER, WINTER OR SUMMER/WINTER
MODE SELECTION BUTTON.
7.
TERMINAL BOARD FOR EXTERNAL
WIRING.
8.
TEMPERATURE, ERROR CODE AND
OPERATING STATUS DISPLAY
6 7 5 4 3 2 1
8