Technical data

52
STRATA1
21. Servicing
instruction
21.2 Maintenance
21.1 Inspection
GENERAL
In general, maintenance/inspections should take place:
a) When the display on the unit indicates that inspection is required (status shows “SERVICE”).
b) At least every 18 months, before carrying out any maintenance the unit must be inspected.
a) Ask the user about any problems with the boiler unit or any other comments.
b) Check the water pressure of the installation.
c) Remove the casing of the unit and inspect all pipes and connections for water leaks.
d) Inspect the top of the casing and/or the top of the upper heat exchanger for water leaks or signs
of water from the flue air supply tube.
e) Open the siphon cleaning rinsing point at the base of the unit and drain syphon into a
suitable receptacle.
f) If you have a notebook computer, connect it and check the service page for any errors,
messages, starts and successful restarts. (Special communication lead and service software
required)
g) Run the unit at maximum capacity and measure the input and the CO
2
%.
h) Run the unit at minimum capacity and measure the input and the CO
2
%.
i) Listen to the sound of the in built pumps.
j) Disassemble each burner by removing the six M6 nuts around the burner door, removing the
ignition cable and pulling the burner forwards.
When the burner has been pulled forwards to halfway across the burner area, the plug on the
fan cable must be removed from the fan motor.
Check the interior of the heat exchanger.
k) Disassemble the plastic box at the suction side of the fan, inspect the fan blades.
l) Check the distance between the electrode and the burner; this should be 4 to 5 mm.
Depending on the results of the inspection, carry out any maintenance and
if necessary any preventive maintenance.
Possible actions include:
at a) The remarks and comments of the client must be taken seriously and the cause(s) of any faults
or problems must be found.