22 Maintenance Basics – Tube
Other tube failures
• Using pump components not provided by Stenner can
cause pump to malfunction.
• Chemical incompatibility: petroleum and oil-based products
not compatible with Santoprene
®
tube material.
• Storage of tubes in high ambient temperatures and long-
term exposure from direct sunlight.
• Overpressure due to crushed/over tightened duckbill.
Corrective Action
1.
Use only Stenner accessories with Stenner pumps.
2.
Check the chemical resistance chart for chemical
compatibility or call the factory.
3.
Do not store tubes in pump rooms or in direct sunlight.
4.
Do NOT lubricate the pump tube or roller assembly.
BEST PRACTICE
Factory recommended
Every time pump is serviced or a tube is replaced,
apply grease (AquaShield
®
) to the pump head
cover bushing and main shaft ONLY.
Points to Be
Greased
