![background image](http://html1.mh-extra.com/html/formax/6404-series/6404-series_operators-manual_2320050111.webp)
Adjusting the enve-
lope insert fingers
on page 36
Check fingers posi-
tion, adjust if needed.
Fingers not correctly
adjusted.
System stops while
inserting (stoppage at
the inserting point).
Fold settings
on
page 50
Check fold settings.
Inserted document
too long for used en-
velope.
Verifying the Insert
Position
on page 37
Check envelope
specifications.
Envelope throat incor-
rect.
Eliminate faulty en-
velopes.
Envelope glued in-
side.
-
Eliminate faulty en-
velopes.
Window not glued
properly.
Filling the Sealing
Liquid Reservoir
on
Check water level,
refill if needed.
Water level low.
Flap not sufficiently
moistened.
Maintenance Sched-
ule
Check brushes, re-
place if needed by the
extra soaked set.
Brushes dry.
Maintenance Sched-
ule
Check brushes, clean
if needed.
Brushes dirty.
Filling the Sealing
Liquid Reservoir
on
Check the moistening
felt, refill water tray if
needed.
Moistening felt dry.
Maintenance Sched-
ule
Check the moistening
felt, clean if needed.
Moistening felt dirty.
Maintenance Sched-
ule
Replace brushes.
Brushes worn out.
Maintenance Sched-
ule
Replace moistening
felt.
Moistening felt worn
out.
Fold settings
on
Check fold settings,
adjust if needed.
Inserted document
too big.
Envelope not always
ejected from sealer.
Verifying the Insert
Position
on page 37
Check adjustment of
envelope stop posi-
tion and fingers.
Document not insert-
ed deep enough.
Maintenance Sched-
ule
on page 90
Clean sealing area.
Sealing area dirty.
10
En
glish
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