Plum ecoMAX920P1-S TOUCH, Installation And Operating Manual, Page: 2 / 48

ELECTRIC DEVICE UNDER VOLTAGE!
Before any action related to the power supply (cables connection,
device installation etc.) check if the controller is not connected to the
mains!.
Installation should be done by a person with appropriate electrical
qualifications. Improper cables connection could result in the controller
damage.
Due to fire hazard it is forbidden to use the controller in explosive gas
and dust atmospheres.
The controller cannot be used in steam condensation conditions and
cannot be exposed to water.
MAIN PRINCIPLES OF PROPER BOILER OPERATION WITH
INDIVIDUAL FUZZY LOGIC.
The controller must be programmed individually for a given boiler and
fuel type.
It is not allowed to change the type of gear motor, type of fan and
make other changes in boiler equipment affecting the combustion
process. The equipment should correspond to the factory components
installed by the boiler manufacturer.
It is recommended to operate with fan shutter maximally open.
Enabling Fuzzy Logic mode does not exempt from obligation to adjust
the SUPERVISION parameters.
Fuzzy Logic mode may require additional adjustment.