Gruppo Imar IVY 24 MR/MN, Installation & Use Manual, Page: 27 / 44

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If any components of the boiler require replacement, original spare parts
supplied by the manufacturer must be used. Use of other components could
compromise correct operation of the device. The manufacturer declines any
responsibility for consequences linked to the use of non-original spare parts.
At the end of the maintenance procedure a report must be prepared and left with
the owner. This must contain the findings of the inspection, any work performed
and any recommendations.
ADJUSTMENT AND MAINTENANCE
All maintenance operations MUST BE
PERFORMED BY QUALIFIED PERSONNEL.
These operations must also be performed
in full compliance with all applicable
legislation and regulations. The boiler should be inspected by a qualified technician at
the end of every heating season (winter)
and whenever else it is considered necessary
in order to keep it in optimum operating
condition.
PRELIMINARY MAINTENANCE OPERATIONS
GENERAL MAINTENANCE OPERATIONS
SERVICE FUNCTION
•Declaration of conformity check.
•Check the log book.
•Check that the Instruction Manual is present
•Visual check of the installation (in conformity
with applicable regulations).
•Clean any deposits on the heat exchangers
and electrodes
• Remove any oxidation on the burner
•Check that the boiler ignites, turns off and
functions correctly
•Visual check for leaks in gas and water pipes
and unions
•Check that the safety devices are
operational
This function allows the boiler to be run at
minimum and maximum power conditions
during maintenance and adjustment
operations, independently of the room
thermostat signals.
The boiler installation must be completed
before activating the “SERVICE” function.
Before activating this function check that all
conditions specified in the “Commissioning”
chapter have been satisfied.
Activating the function:
To activate the function it is necessary to
access the MENU and activate the relative
modes from the dedicated page. Refer to the
procedures indicated in the relative chapter
(page 34) to access the installer MENU.
•Visual check of the flue system.
•Check that combustion gases are being
properly evacuated.
•Check that the boiler’s control and
regulation devices are functioning correctly
•Check that the combustion gas evacuation
device and/or duct is in good condition and
operating correctly
•Perform a visual check that the safety valve
outlet is not blocked
•Check hydraulic system static pressure
Enter the “PARAMETER MENU” and select
page “P6” by using the buttons 5-6. Press one
of the two buttons upon the digits displayed
next to the relevant page. The value will
begin to flash. Press button 8 to increase the
displayed value and button 7 to decrease it.