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Donaldson Company, Inc.
5. All access panels should be sealed and secure.
6. Check that the dust drawers are properly installled.
7. Check and remove all loose items in or near the inlet and outlet of the collector.
8.
Check that all remote controls and solenoid enclosures (if applicable) are properly wired and all service switches are in the
OFF position.
9. Check that all optional accessories are installed properly and secured.
10.
Check that filters are secure by turning the filter knob clockwise. Turn by hand only. Do not use a wrench.
11. Turn power ON at source.
12.
Turn the compressed-air supply ON. Adjust pressure regulator for 50-psig.
13. Turn blower fan motor ON.
14.
If equipped, set the Photohelic gauge low setpoint to 2-in wg, the high setpoint to 4-in wg, and zero the indicator needle.
15.
Once powered, verify the Delta P (or Delta P Plus) comes “on line” and shows a filter restriction of near zero on the digital
display.
16.
Using the Delta P (or Delta P Plus) Installation Manual as a guide, confirm the values of the Low, High, and Alarm set points.
During normal operation the DWST will not begin to pulse clean until filter resistance reaches or exceeds the High set point.
17. Set the selector switch to the type of cleaning required.
Optional IEC Control Panel: HAND is continuous clean, OFF is aftershift cleaning.
Note: If aftershift cleaning is selected, set the toggle switch located inside the control panel to ON or STAG (staggered) and
zero the Magnehelic
®
gauge needle.
18.
Repeat steps 2-3 to confirm fan rotation.
19. Verify the dust drawers are pushed as far back in the collector as possible. Frequently check the dust bin level and empty as
appropriate.
20. Log the date of initial operation and begin operation.
21. Verify display gauges are reading a positive value.
