Operation Manual

53
De Dietrich Gas 310/610 ECO
13.1.2 Pump run on time ()
Pump run on time can be adjusted (Please refer to
installation contractor)
-Press the
-key until the digit  (with dot) appears in the
code-display.
-Press the
-key until the digit  (with dot) appears in
the code-display.
-Set the required value, using the [+] and [-]-keys.
▪ Press the
-key to stare the new value (value will flash twice).
▪ Press the reset-key to return to operating mode.
Table 18 Adjustments pump run on time
13.1.3 Boiler control ()
Setting mode, parameter , can be set to different values
(see table 19).
Proceed as follows to change the boiler control:
▪ Press the
 key until the number  (with dot)
appears in the code window.
▪ Press the
 key until the letter  (with dot)
appears in the code window.
▪ Use the [+] and/or [-] keys to specify the required
setting.
▪ Press the
 key to stare the new setting (flashes twice to confirm).
▪ Press the reset key once to return to operating mode.
Table 19 Boiler control settings.
Example: boiler control
indicates that the boiler is controlled by means of a 0-10 volt signal modulated on the
basis of flow temperature (
= 4). Heat demand is on ( = 1).
13.2 Setting mode service level (only for the qualified service engineer) ()
To prevent accidental, unauthorized access by non-qualified persons the control system requires an input code to
gain access to the second level of boiler control.
-Press the
 and  keys simultaneously and hold. The code-display now shows a letter  with a random
number in the
-display.
-While holding both keys pressed, set the
-display to , using the [+] or [-] keys and press the  key.
-The display will flash twice, confirming acceptance of the access code.
-Release the keys and
 will disappear from the display.

 Important!! Changing the pre-set values without reference to the tables contained in this manual may result
in incorrect boiler operation.
• The service settings can now be reached by pressing the -key until the digit  (with dot) appears in the
code-display. Set the required value, using the
 key.
• To deletes the service code, press the reset-key once.
• If no keys are pressed over a 15 minute period, the service code will delete automatically.
Code

Description
 
Pump post purge = 10 seconds
 
Pump purge time for 1 to 15 minutes
( =  to )
 
Continuous pump operation
Code

Description


heat demand off

Heat demand on

on/off and High/Low

on/off and modulated on flow temperature

External 0-10v analog signal on temperature
External 0-10v analog signal on output %