6-9
Routine Maintenance Operator Manual 920509-645
6.4 Monthly Cleaning
Procedures: Remove
Hard Water Deposits
from Chamber and
Accessories
NOTE: Depending on hardness of water being used, it may be neces-
sary to remove hard water deposits more often. Remove deposits
from chamber and material handling accessories whenever deposits
become visible.
1. Open chamber door. If desired, place empty wash cart(s) and
accessories in chamber.
2. Turn OFF detergent supply pump (optional or by others).
3. Pour 1 gal (3.8 L) of descaling liquid into chamber sump. Exit
chamber and close door.
4. Press MANUAL touch pad to access Manual Control mode.
5. Select and start PUMP & DRIVE function.
6. Let washer run for 15 minutes, then press PUMP & DRIVE touch
pad.
7. Once hard water deposits are removed, select and start DRAIN
function to drain descaler solution from sump.
8. Manually fill and drain chamber sump again to remove any resi-
due.
9. Press X touch pad to exit Manual Control mode and turn ON
detergent pump.
WARNING – CHEMICAL BURN
AND/OR EYE INJURY HAZ-
ARD:
Wear gloves and eye
protection when using a des-
caling product. Avoid contact
with eyes or skin. If spilled or
splashed, flush with plenty of
water for 15 minutes. If swal-
lowed, DO NOT induce vomit-
ing. Administer an alkali with
plenty of water. Seek medical
attention immediately.
WARNING – SLIPPING HAZ-
ARD
: To prevent slips, keep
floor dry. Promptly clean up
any spills or condensation. If
spilled liquids are detergents
or other chemicals, follow
safety precautions and han-
dling procedures set forth on
detergent or chemical label
and/or Material Safety Data
Sheet (MSDS).
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