Double mechanical seal – Viking Pump TSM230: Hygienic Series User Manual
Page 11
SECTION TSM
230
ISSUE
B
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
tabs on the seal housing.
FIGURE 13
DOUBLE SEAL STATIONARY MEMBER
CAP SCREW FOR
ANTI-ROTATION
WASHER
ANTI-ROTATION WASHER
CASING
SEAL HOUSING
SEAL HOUSING O-RING
WAVE SPRING
WAVE SPRING
STATIONARY FACE O-RING
STATIONARY FACE O-RING
STATIONARY FACE
STATIONARY FACE
BARRIER/BUFFER FLUID CONNECTIONS