Double mechanical seal – Viking Pump TSM230: Hygienic Series User Manual

Page 11

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SECTION TSM

230

ISSUE

PAGE 11 OF 15

FIGURE 10

SINGLE SEAL STATIONARY MEMBER

FIGURE 11

DOUBLE SEAL CROSS SECTION

SEAL HOUSING O-RING

ROTARY FACE O-RING

STATIONARY FACE

STATIONARY FACE O-RING

SEAL HOUSING

WAVE SPRING

ROTARY FACE

Rotary Member Installation (FIGURE 9):
1. Install the rotary face O-ring onto the back of the rotary

face.

2. Install the rotary face onto the backside of the rotor.

Make sure that the lugs on the backside of the rotary

face line up with the anti-rotation holes in the rotor.

CAP SCREW FOR

ANTI-ROTATION

WASHER

ANTI-ROTATION WASHER

CASING

SEAL HOUSING

STATIONARY FACE

WAVE SPRING

STATIONARY FACE O-RING

SEAL HOUSING O-RING

Stationary Member Installation (FIGURE 10):
1. Install the seal housing O-ring into the seal housing.
2. Install the seal housing into the casing. When installing

the seal housing into the casing, the anti-rotation cut out

of the seal housing must line up with the anti-rotation

washer on the backside of the casing.

3. Install the wave spring into the seal housing.
4. Install the stationary face O-ring onto the stationary face.
5. Install the stationary face into the seal housing. Line up

the notches on the back of the stationary face with the

tabs on the seal housing.

DOUBLE MECHANICAL SEAL

Rotary Member Installation (FIGURE 12):
1. Install the rotary face O-ring onto the back of the rotary

face.

2. Install the rotary face onto the backside of the rotor.

Make sure that the lugs on the backside of the rotary

face line up with the anti-rotation holes in the rotor.

FIGURE 12

DOUBLE SEAL ROTARY MEMBER

ROTOR

ROTARY

FACE O-RING

ROTARY

FACE

Stationary Member Installation (FIGURE 13):
1. Install the two seal housing O-rings into the seal housing.
2. Install the seal housing into the casing. When installing

the seal housing into the casing, the anti-rotation cut out

of the seal housing must line up with the anti-rotation

washer on the backside of the casing.

3. Install the wave springs into the seal housing.
4. Install the stationary face O-rings onto the stationary

faces.

5. Install the stationary faces into the seal housing. Line up

the notches on the back of the stationary faces with the