How to Rebuild a B3Z Mechanical Seal Pump

Need to rebuild your old worn out B3Z Mechanical Seal Water Truck Pump but aren't sure where to start? Access Truck Parts has you covered! Take a look at this step-by-step guide on how to disassemble an old pump and rebuild it with one of our convenient pump rebuild kits.

Find our complete Mechanical Seal Rebuild Kits here:
B3Z CW - https://accesstruckparts.com/product/...
B3Z CCW - https://accesstruckparts.com/product/...

Pump Disassembly:
00:00 - Introduction
00:17 - Tool & Parts List
00:35 - Remove Outer Bearing Cap
00:52 - Remove Volute Cap Screws
01:07 - Separate From from Volute
01:20 - Remove Impeller Lock Nut
01:34 - Loosen Impeller
01:49 - Remove Impeller
02:00 - Remove Mechanical Seal Spring
02:11 - Remove Old Shaft
02:24 - Remove Inner Mechanical Seal

Pump Rebuild:
02:44 - Install New Inner Mechanical Seal
02:54 - Install New Bearing Cap & Slinger
03:15 - Install New Shaft Kit
03:25 - Clean Inner Mechanical Seal Face
03:35 - Clean Outer Mechanical Seal Face
03:45 - Install New Outer Mechanical Seal
03:55 - Install New Mechanical Seal Spring
04:05 - Install New Seal Retaining Ring
04:15 - Install New Impeller
04:30 - Re-Install Outer Bearing Cap
04:45 - Re-Install Impeller Lock Nut
04:55 - Install New Volute Gasket
05:05 - Reassemble Frame and Volute
05:30 - Re-Install Cap Screws
05:58 - End

Find supplemental information on pump rotation, seal types and routine maintenance here:
https://accesstruckparts.com/water-pu...

Visit our main site and browse all of our products here:
https://accesstruckparts.com/

Follow us on Instagram:   / accesstruckparts  
Like us on Facebook:   / accesstruckparts  
Join our LinkedIn network:   / access-truck-parts  

Send us an email: [email protected]
Give us a call: 602-437-6948

Visit us in-store:
Access Truck Parts
2757 E Chambers St
Phoenix, AZ 85040