Buffalo DW319 Instruction Manual page 12

PROBLEM
The finish washing
result is inadequate
There is too much foam
CAUSE
The suction of the liquid detergent-
rinse aid doesn't take place
according to the recommendation
of the manufacturer
The hardness of the water is
higher than 9 degree clark
The machine isn't warming
sufficiently
Foaming detergent been used
There is incorrect regulations to
the peristaltic pumps
SOLUTION
Check both the peristaltic
pumps and regulate them
according the
recommendation of the
manufacturer of the
machine and the
manufacturer of the
detergent-rinse aid
Communicate with your
water provider to learn
about the hardness of the
water of your area. A
water softener may be
fitted
Check if the warming
indication has gone out or
is still on
always use non-foaming
detergent for ware
washing machines
Regulate them according
the recommendation of
the manufacturer of the
machine and the
manufacturer of the
detergent-rinse aid