12-2
Figure 1: Guardian Metal Bellows Seal with Integral Flange Design
Note: Item numbers correspond directly to the valve's bill of material. Refer to bill of material for specific numbers.
Seal Ring
Gasket
(Item No. 59)
Sleeve
Gasket
(Item No. 56)
Retainer
(Item No. 30)
Packing Spacers
(Item No.s 93 - 99)
Bonnet
(Item No. 40)
Bonnet Flange Bolt
(Item No. 108, 114)
Lower Guide
(Item No. 82,83)
Upper Stem Guide
(Item No. 86, 87)
Packing
(Item No. 88)
Tell-tale Tap (Purge Plug)
(Item No. 42)
Bonnet Flange
(Item No. 70)
Bonnet Gasket
(Item No. 58)
Sleeve
(Item No. 31)
Metal Bellows
Plug Assembly
(Item No. 50)
Seat Ring
(Item No. 20)
Seat Ring
Gasket
(Item No. 55)
Body
(Item No. 1)
3. Remove the sleeve from the body, then the seat
retainer and seat ring.
4. Remove the bonnet gasket, seal ring gasket, sleeve
gasket and seat gasket.
5. Loosen the actuator stem clamp and remove the
packing box bolting.
WARNING: If there has been a bellows failure,
process fluids may be trapped in the packing
box; therefore, be extremely cautious when re-
moving the packing box bolting and packing.
6. Remove the yoke clamps.
7. Remove actuator assembly by turning it off plug stem.
CAUTION: Although the valve incorporates an
anti-rotation pin, care should be taken not to put
excessive torque on the plug stem/bellows as-
sembly. Excessive torque can damage bellows
and/or shear the anti-rotation pin.
