Adjustments; Altering Adjustments - Rinnai Q85SN Installation & Servicing Instructions Manual

11

Adjustments

!
CAUTION
i
NOTICE

11.1 Altering adjustments

STEP 1
STEP 2
STEP 3
STEP 4
STEP 5
STEP 6
STEP 7
STEP 8
i
NOTICE
When the boiler is installed the software has already been pre-programmed at the
factory. All software adjustments of the boiler control are already pre-programmed for
a heating system with radiators/convectors with a supply temperature of 176°F. The
adjustments are described in the Parameter chapter on the following page.
In certain cases parameters have to be altered in case of :
- Lower supply temperature
- High altitude/long vent length
The venting / altitude calculation must always be performed during
commissioning of the boiler.
Read through the Parameter chapter to adjust the boiler to its installation.
Contact Rinnai in case of doubt.
Only licensed professionals who are trained for servicing these boilers are
permitted to make alterations in the controller to calibrate the boiler to the
installation.
Press the Mode-button for 5 seconds.
The display shows COdE followed by an arbitrary number;
Press by means of the + or the - button until the code C123 is shown;
Press the STORE-button to confi rm the code (code blinks1 x).
Now you have acces to the installer level. There are 4 chapters:
•
•
•
•
The content of the chapters is described on the following pages.
Press briefl y the MODE-button to select one of the 4 chapters, i.e. PARA;
Press briefl y and release the STEP-button to select a Parameter
(parameter visible on the left, value on the right) ;
Alter the value, if necessary/possible, by means of the + or the - button
Press briefl y on the STORE-button to confi rm the alteration.
When you have to change more values, repeat from step 5.
Press once or more on the MODE-button until StBY or Good is shown:
After a few seconds the text StBY will be replaced by the technical read-out
or Good-state (Depending from the position the acces code is entered)
When you want to return from an arbitrary position to the original read out
press once or more on the MODE-button until StBY is shown.
If no single button is used within 20 minutes the display will return automatically to its
original read-out (Good state or technical read out)
Parameters
Information chapter (no adjustments possible)
Service chapter
Error-chapter (no adjustments possible)
55