Frigidaire FRFW3700LW0 Use & Care Manual page 16

Inside Cleaning (Aggressive)
In cases where clean washer cycle along with care and
cleaning of rubber gasket folds isn't done, and severe
odor, mold, mildew, or residue buildup have developed,
follow the below cleaning procedure to help alleviate the
problem,
CLEANING PROCEDURE = Washer Drum
Ensure the wash tub is empty (or no clothes load). Open
the detergent drawer and pour eight (8) cups of bleach
into the detergent compartment on the left, Select clean
washer cycle as described previously in Inside Routine
Cleaning (Preventative).
Upon cycle completion inspect the interior of the
washer to see if the odor/residue has been eliminated.
If any additional cleaning is required, repeat the above
procedure. This may take several cycles depending on
the severity of the odor/residue. You may observe some
remaining discoloration due to the long term effects of
this residue.
For especially contaminated areas visible inside the drum
(including the front rubber seal), these areas might be
more effectively cleaned by spraying a Bleach Cleaner on
a scrub brush, soft sponge, or towel and scrubbing.
normal casual
heavy quick
soak active wear
rinse/spin deticates
drain/spin clean washer
Always wear rubber or latex gloves and protect floor
and clothing from damage. ...............
If odor is still left after bleach cycle(s) and bleach cleaner,
open the detergent drawer and pour one (1) pouch
of TZDP _WASHING MACHINE CLEANER in detergent
drawer. Select clean washer cycle as above and start
the washer.
For best results
Immediately follow up with a rinse/
spin cycle. Select high spin speed
with no detergent or bleach to help
clear any residual bleach left after the
clean washer cycle.
See Inside Routine Cleaning (Preventative) for
future cleaning maintenance which is necessary to
HARMFUL VAPOR HAZARD
Do not use or mix liquid chlorine bleach with other
household chemicals such as toilet cleaners, rust
removers, acid or products containing ammonia. These
mixtures can produce dangerous fumes which can
cause serious injury or death.