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TK 61555-2-MM-EN
b. Body for stripped threads.
c. Bellows end cap for damage in pilot hole.
N
No
otte
e:: Bellows is normally replaced.
9. Clean the parts to be reused.
Assembly
1. Install new bellows with O-ring into the housing.
2. Center the spring on bellows shoulder.
3. Coat the gasket with compressor oil. Install gasket on the valve body. Place shims in end cap
(use same number as removed). Tighten end cap in place with vent hole closest to outlet
opening of the valve body.
4. Install the piston and spring. Tighten the castle nut until firmly seated against the bottom of
the piston.
5. Back off the castle nut, one full turn only.
6. Insert the cotter pin.
7. Oil the gasket and install the end cap.
8. Throttling valve will have to be recalibrated on operating unit. Refer to Specifications for
setting.
9. Adjust by adding or removing shims under the spring.
Figure 91.
Adjusting Throttling Valve Castle Nut
1.
Tighten castle nut to bottom.
Then back off one turn and
insert cotter pin.
