Pentair STA-RITE - Mechanical Shaft Seal Removal

Maintenance 12
• Removecapscrewsholdingbrackettomotor.
• Installastandardgearpullertoshaftendandmotor
bracket placing puller fingers in the area shown.
• Rotategearpullerjackscrewuntilimpellerclears
shaft.Mechanicalshaftsealwillcomeoffwith
motorbracket.
• Ifasealretainingringispartoftheassembly,itwill
need to be replaced.
• Pushstationarysealoutofsealcavityfromtheback
of bracket.
• Cleansealcavityinbracketthoroughly.
Mechanical Shaft Seal
Removal
Procedure and parts will vary slightly depending on pump style.
• Unfastenhardwareholdingvolutetobracket.
• Removevolutetoexposeimpeller.
• PeeloffoldgasketorO-Ringanddiscard.
• Holdimpellerstationaryandremoveimpellerscrew
and associated hardware.
3 4
21
5
6553 0412
6554 0412
6557 0412
Stationary Seat
6555 0412
Gear Puller Finger
NOTICE A hexnut placed
between the jackscrew and
shaft end will minimize damage
to the shaft aned impeller
screw threads.
Gear Puller Finger
Gear Puller Jackscrew
6556 0412
Key
Shaft
Sleeve
6558 0412
Spring
Stationary Seat
Spring Retainer
Rotating Seat