Jolly Mec J20 Ficha De Montaje, Uso Y Mantenimiento página 63

For a specialized technician
To confi gure the hydraulic diagram, press the SET key and then
menu with the power key. PPress the SET key again to enter the menu and enter the access key in
possession of only the technician specialised by the Specialised Technical Assistance Centre. Confi rm possession of only the technician specialised by the Specialised Technical Assistance Centre. Confi rm
the password using the set key and the key
Confi rm with the SET key and use the
number. The schemes available are: 01,04,05,06.
For end user:
It is possible to change the boiler operating principle according to the season by choosing between
summer and winter. To select the season press SET, the season selection will appear on the display. Then
press the set key again and select the season with keys 1 and 2. Once selected, press the ON / OFF key
to exit. The choice of season changes the boiler operation, see next chapter.
Following the principles of operation of the various hydraulic diagrams.
Important considerations:
• healthcare will always have priority
• There are three types of stand-by:
Type 01: the ambient temperature detected by the probe on the board has reached the SET AIR set
(where indicated)
Type 02: the water temperature in the boiler has reached the SET H2O set
Type 03: the external thermostat has detected that the desired temperature has been reached
and therefore the contact is open.
In this specifi c case the boiler behaves as follows:
Use a clean contact thermostat, if the thermostat carries voltage to the card causing faults, the warranty
will expire.
To confi gure the thermostat, simply remove the jumper on the THERM terminal (see the tab on page 16)
and connect our room thermostat, OPERATION BY A SPECIALIZED TECHNICIAN.
How to select the type of Stand-by (OPERATION BY A SPECIALIZED TECHNICIAN):
Press the SET button; press button
key and confi rm it by pressing the SET key again. Press the
show the different stand-by modes mentioned above, choose the mode using the
NOTE: The hydraulic scheme 01 is set by default, the WINTER season with stand-by mode 02.
When the Boiler is switched off manually or by programming, automatic ignitions exit from a stand-by
state will not be possible.
How to enable or disable the stand-by mode:
Press the SET button. With the
sto select whether to enable (ON) or disable (OFF) the boiler stand-by function.
Press the ON / OFF button to exit
Let's see specifi cally the behavior of the boiler according to the hydraulic scheme, the presence
and the stand-by mode and the chosen season.
of the power go to menu 3 "hydraulic scheme".
and keys to select the required hydraulic scheme
to go to menu 09. Press the SET button again. Enter the access
key, go to menu 05 and confi rm with the SET key. Use key
scroll to the "Technical settings"
key to go to menu 9-5. The display will
and keys.
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