RVR Energy Technology MICROMAT EC 45, Instruction For Usage, Installation & Commissioning, Page: 50 / 56

50
E n e r g y T e c h n o l o g y
Ltd.
20.1 inspection
20.0 servicing
instruction
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.
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 C0
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.
I) Check the distance between the electrode and the burner; this should be 4 to 5 mm.