22
Mexico Super CF 3/40 - 3/80 -
Installation
SERVICING
29 BURNER AND CONTROLS ASSEMBLY REMOVAL
SER
VICING
Check that:
a.
The pilot burner is clean and unobstructed.
b.
The ignition electrode is clean and undamaged.
c.
The ignition lead is in good condition and securely
connected.
d.
The spark gap is correct. Refer to Frame 43.
e.
The thermocouple tip is not burned or cracked.
f.
The position of the thermocouple relative to the pilot
burner is correct. Refer to Frame 43.
g.
The thermocouple terminal at the gas valve is clean.
6.
Clean or renew components as necessary.
30 LINT GAUZE REMOVAL
1.
Lift off front panel and remove the grille
assembly. Refer to Frames 28 & 29. Undo
the gas cock union.
2.
Undo the 4 wing nuts and remove the
burner / controls from the boiler.
3.
Remove the burner end cap.
4.
Withdraw the venturi baffle and lint gauze.
31 CLEANING THE BURNER ASSEMBLY
1.
Clean the lint gauze to remove any deposits of lint, fluff etc.
2.
Brush off any deposits that may have fallen on to the burner
head, ensuring that the flame ports are unobstructed, and
remove any debris that may have collected.
Note.
Brushes with metallic bristles MUST NOT be used.
3.
Remove the main burner injector. Check, clean or replace, as
required.
4.
Refit the injector, using an approved jointing compound.
5.
Inspect the pilot burner, thermocouple and ignition
electrode - ensure that they are clear and in good condition.
1.
Remove the grille assembly from the
casing
2.
Undo the gas service cock union nut.
3.
Remove
the 4 wing
nuts and
withdraw
the burner
and
controls
assembly,
complete,
from the
boiler.
Summary of Contents for Mexico Super CF 3/40
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