6-6
122997-341
Operator Manual
Routine Maintenance
6.4.3 Clean Spray Jets and
Headers
1.
Observe jet nozzles during unit operation and inspect each
nozzle to detect debris.
2.
Insert a wire (smaller diameter than a jet nozzle) into spray noz-
zles, and push debris through nozzles into header.
3.
Remove flush plug from bottom of each spray header (see Fig-
ure 6-1).
4.
Manually fill sump with water and run pump for 30 seconds to
flush loosened debris from spray headers.
5.
Replace flush plugs.
Figure 6-1. Spray Header Flush Plug
Flush Plug
Spray Header