Flowserve X Series BW Seals - Manual (Page 4)

4
Clamped Stationary Face
3.2.3 Install flat gasket into gland.
3.2.4 Install stationary face into gland.
3.2.5 Install second flat gasket to stationary face.
Note: If two gasket materials are supplied, install PTFE
gasket at this location. Use silicone grease to retain
gasket if necessary. Do not get grease on running face.
L-Shaped Stationary Face (BXLS)
3.2.6 Assemble seat gasket to stationary face (lubricate
gasket with silicone base grease only, unless other-
wise specified on seal drawing) and install in gland.
Caution: If anti-rotation pin is used, make sure stationary face
is properly seated. Do not get grease on running face.
3.2.7 Install gland - Use silicone grease if necessary to
retain gasket.
3.3 Using lint free tissue, clean stationary and rotating face
Clamped Mounted Face
L-Shaped Mounted Face
mating surfaces. Alcohol or acetone can be used as a cleaning agent to assure clean,
film free, dry faces. Any other materials may cause premature seal failure.
Caution: Consult material safety data sheets for proper handling of alcohol or acetone.
3.4 Assemble gland to seal chamber face. See Figure 2.
Caution:
During gland assembly over shaft, be sure stationary face is not damaged.
Secure bolts attaching gland to housing.
Note: Even torque is required on all flange bolts to assure proper seal operation.
4 Hook Sleeve Mount
For proper seal installation. You must obtain the correct seal assembly drawing
for your application.
4.1 Inspect pump shaft. Clean and remove any burrs, nicks, scratches, etc. which could
cause damage to gaskets when assembling seal.
4.2 Assemble shaft sleeve and flat gasket to pump shaft and seat in accordance with
pump manufacturer's specifications. Inspect for and remove any burrs.
4.3 Verify seal setting (SS) reference dimension on the seal drawing. This is the
dimension from the seal chamber face to a machined step or locator on the shaft. See
Figure 3.
4.4 If shaft sleeve has no locating shoulder, blue sleeve and scribe line for location of
spring holder as shown on assembly drawing.
4.5 Slide rotating assembly onto shaft sleeve, locating in accordance with the seal
assembly drawing. Use caution not to dislodge rotating gasket.