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3. Steam Damper Actuator System Service and Replacement
a. Steam Damper Cylinder or Piston Replacement
1) Disconnect compressed air supply from the dryer.
2) Disconnect tubing from the piston.
3) Remove the spring clip from clevis pin then slide out the clevis pin.
4) Remove the steam damper cylinder (piston).
5) To install new steam damper cylinder (piston), reverse above procedure.
b. Steam Solenoid Valve Replacement
1) Disconnect compressed air supply from the dryer.
2) Discontinue electrical service to the dryer.
3) Disconnect wires in junction box.
4) Remove tubing from the inlet side of the valve.
5) Remove the valve from the bracket.
6) Unscrew the valve from the
outlet side.
c. Needle Valve Replacement
1) Disconnect compressed air supply from the dryer.
2) Remove tubing from the valve.
3) Unscrew needle valve from the solenoid valve.
4) To install new needle valve, reverse above procedure.
7) To install new steam solenoid
valve, reverse above procedure.
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