6-23
Routine Maintenance
Operator Manual
122993-622
Self-cleaning screen must be inspected and manually cleaned once a month.
1.
Lock disconnect switch in
OFF
position and close building supply valves.
2.
Remove three bolts and loosen fourth on vertical plate directly above
pump (see Figure 6-13).
3.
Move plate to one side and remove Teflon gasket.
4.
Remove screen by pulling straight out on handle (see Figure 6-13).
5.
Rinse screen to remove any debris and inspect for damage.
6.
Carefully reinsert screen in assembly housing and replace gasket. Repo-
sition plate over gasket and evenly tighten all four bolts.
NOTE: The gasket should last for several inspection procedures. When
necessary, order replacement gasket (P764324-398) from STERIS.
7.
Re-energize washer utilities.
6.17 Inspect and
Clean Self-Cleaning
Filter
WARNING – ELECTRICAL
SHOCK AND/OR BURN
HAZARD: Disconnect all
utilities to washer before
servicing. Do not service the
washer unless all utilities
have been properly locked
out. Always follow local
electrical safety-related
work practice standards.
WARNING – BURN HAZARD:
•
Before performing any ser-
vice on the unit, wait until
chamber and piping cool to
room temperature.
•
Do not adjust balancing
valve while washer is oper-
ating.
•
Pipes may be extremely hot.
Screen
Vertical Plate
Assembly
Housing
Figure 6-13. Self-Cleaning Screen Assembly
Handle
