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TO REPLACE THE NEEDLE VALVE
1. Discontinue 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 the new needle valve.
TO REPLACE THE 3-WAY MICROVALVE
1. Discontinue 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” 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 the new microvalve.
TO REPLACE STEAM COIL
1. Shut off steam supply line to the dryer and run dryer to remove any condensation.
2. Discontinue power to the dryer.
3. Break union at flexible hose just before the steam coil at both inlet and outlet.
CAUTION: Steam coil and/or piping may be hot, allow time to cool.
4. Remove remaining piping from steam coil.
5. Remove six (6) screws holding coil to steam rack and lift core out.
6. Reverse procedures for installing new core.