57
W415-1540 / 08.04.15
EN
42.7_3B
SYMPTOM
PROBLEM
TEST SOLUTION
White / grey
fi
lm
forms.
Sulphur from fuel is being
deposited on glass, logs or
combustion chamber
surfaces.
-
Clean the glass, see “CARE OF GLASS” section
-
DO NOT CLEAN GLASS WHEN HOT.
-
If deposits are not cleaned off regularly, the glass
may become permanently marked.
Flames are very
aggressive.
Door is ajar.
-
Tighten door clamps if applicable.
Venting action is too great.
-
Restrict vent exit with restrictor plate. See
“RESTRICTING VENTS” section if applicable.
Main burner
fl
ame
is a blue, lazy,
transparent
fl
ame.
Blockage in vent.
-
Remove blockage. In extreme conditions, ice
buildup may occur on the terminal and should be
removed. To minimize this from happening again,
it is recommended that the vent lengths that pass
through unheated spaces (attics, garages, crawl
spaces) be wrapped with an insulated mylar sleeve.
Prevent sleeve from sagging. Contact your local
authorized dealer for more information.
Compromised venting.
-
Check venting system parameters (seal, length,
rise, etc.).
Main burner goes
out: pilot goes out.
Vent recirculation.
-
Check joint seals and installation.
Содержание CX70NT
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