13732 Actuator Tech Head Spare Parts

Actuator Housing Reassembly 

Use the Cutting Valve Actuator rebuild kit part # 12686. 

1. Inspect and apply o-ring grease to the outside of all o-rings  

2. Install the new O-rings on both ends of the shaft. Make note of the O-ring sizes and their  location.

3. Install the Poly seal ring on the actuator piston with the lip on the seal facing in the right  direction 

4. Install the O-ring on the bearing cap 

5. After inspecting and cleaning, replace at least: exhaust vent, two O-rings on the Actuator  Shaft, 1 lip seal on Piston OD, and all six springs. 

NOTE: The Poly Seal ring should be oriented on the piston so that the lip side of the seal  is facing down toward the air cylinder area of the actuator. 

 6. Align the Retainer Cap tabs with the slots in the Housing. 

7. Place the assembled parts with the Retaining ring in place, into a vice to hold the  assembly together. 

8. Tighten the vice until the outer diameter of the cap just aligns with the inner groove on  the housing. 

9. Squeeze the retaining ring with the snap ring pliers and insert the ring inside the groove in  the housing body. 

10. Release the retaining ring and let the ring snap into the groove. 

11. Work the vice in and out slightly to ensure that the retaining ring has seated securely.

12. Loosen the vice and remove the actuator.

13. Re-attach the retainer cap to the bottom of the actuator.

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