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To Replace Piston
1. Discontinue electrical power to the dryer.
2. Discontinue the air supply to the dryer.
3. Remove left and right piston supports by removing two (2) washers and hex nuts and slide pin out.
4. Remove 1/8” M.P.T. connector from the piston and remove acorn nut on the end of piston shaft (this will be
used on new piston).
5. Reverse procedure for installing new piston.
To Replace The Needle Valve
1. Discontinue electrical power to the dryer.
2. Discontinue the air to the dryer.
3. Remove the 1/8” brass close nipple from the needle valve.
4. Remove the 1/8” M.P.T. connector from the needle valve.
5. Remove the needle valve.
6. Reverse procedure to install new needle valve.
To Replace the 3-Way Micro Valve
1. Discontinue electrical power to the dryer.
2. Discontinue the air to the dryer.
3. Remove inlet side of air from the 3-way valve.
4. Remove the two (2) 1 inch machine bolts and mounting hardware holding the 3-way valve to the bracket.
5. Remove the 1/8” brass close nipple from the outlet side of the valve.
6. Remove valve.
7. Reverse procedure to install new micro valve.
To Replace Steam Coil
1. Shut off steam supply line to the dryer and run dryer to remove any condensation.
2. Discontinue electrical power to the dryer.
3. Break union at flexible hose just before the steam coil at both inlet and outlet.