35
classic m -
Installation & Servicing
SERVICING
57 HEAT ENGINE REPLACEMENT
Refer to Frame ‘Exploded view’
1.
Refer to Frame 36.
2.
Remove the control box (refer to Frame 51) and place to
one side.
3.
Remove the fan assembly (refer to Frame 45 ) and place
to one side.
4.
Remove the burner (refer to Frame 46) and place to one
side.
5.
Remove the ignition and sensing electrodes (refer to
Frames 47 & 48).
6.
Remove the collector assembly (refer to Frame 58).
7.
Remove the flue baffles (classic m5080 only).
8.
Remove the control thermistor and over heat thermostat
from the flow pipe.
9.
Drain the boiler using the heat exchanger drain point.
Ecl 1645
9
1 0
1 1
10.
Remove the 2 M5 x 10 screws from the bottom of the
inter panel.
11.
Slide the heat engine and inter panel assembly
downwards to disengage and remove from the casing.
12.
Reassemble in reverse order, replacing gaskets or
seals if any sign of damage or deterioration is evident.
Note.
The heat engine is supplied with new combustion
chamber insulation boards. These should be fitted (refer
to Frame 55) before the burner, fan assemblies and
before the ignition/sensing electrodes are replaced.
13.
Check the operation of the boiler. Refer to Frame 36.
SER
VICING
Summary of Contents for Classic m3050
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