Trillium WSP-6, Installation, Operation & Maintenance Instructions Manual, Page: 18 / 73

WSP™
DATA SHEET WSP™ SELF-PRIMER PUMPS WSP-D300_6
Rev. 3 01/09/20
© 2019 The Factory
18
To take apart and repair the power source, refer to the documentation supplied with
your power source, or contact your local power source representative.
NO PERSON SHOULD ATTEMPT TO OPEN OR SERVICE THIS PUMP BEFORE
BECOMING THOROUGHLY FAMILIAR WITH ALL THE PROCEDURES OUTLINED
IN THIS MANUAL.
1. PLEASE STUDY THESE INSTRUCTIONS CAREFULLY.
2. WHEN PERFORMING EQUIPMENT MAINTENANCE, THE EQUIPMENT
ELECTRICAL SERVICE MUST BE LOCKED OUT WITH AN APPROVED
LOCKOUT AND KEY.
3. IF THE PUMP HAS OVERHEATED, ALLOW SUFFICIENT TIME FOR THE
PUMP TO COMPLETELY COOL BEFORE ATTEMPTING TO OPEN OR
SERVICE THE PUMP.
4. CAREFULLY CHECK THE TEMPERATURES BEFORE OPENING ANY
COVERS, PLATES, OR PLUGS.
5. CLOSE THE SUCTION AND DISCHARGE VALVES.
6. CAREFULLY AND SLOWLY VENT THE PUMP.
7. DRAIN THE PUMP.
A. REMOVING THE COVER PLATE & WEARPLATE
Remove the pump casing drain plug. Drain the pump before attempting to maintain
or repair the unit. Once the cover plate assembly is removed, the wearplate
becomes accessible and is easy to maintain. When service or repair is completed,
clean, inspect and reinstall the drain plug.
After removing the hand nuts, use the adjuster knobs; pull (or use jackbolts to
remove) the cover plate and assembled wearplate from the pump casing.
Using a straight edge across the face of the wear plate, determine how much wear
has taken place. If more the 1/8
th
inch out of flat, the wear plate should be replaced
(Figure 1).