11
IOM K-060-M1
5.2.
Maintenance – See drawing on Section 6 of this document
•
Unscrew the Domed nuts (16) that connect the Screen Cover (12) to the valve’s Cover (2).
•
Unscrew the Bolts (22) that connect the valve Cover (2) to the Body (1).
•
Remove the Cover assembly from the air valve Body.
•
Clean the following parts: Body including the groove of the O-ring (6), Screen (11), Float (5), and Cover (2) including the Orifice
Seat (4) and Orifice Seal (3) under clean running water in order to remove coarse grime and/or accumulated scale.
•
Check that the Orifice Seal is not damaged (torn and/or cracked). In case the Orifice Seal is damaged, consult your dealer.
•
Reassemble the air valve in the reverse order:
First place the O-ring in the groove.
Place the Cover on the Body, insert the Bolts and Washers and tighten the Nuts (24).
•
Tighten all Bolts and Nuts using the crossover method. The closure tightness of the Bolts and Nuts shall be according to the
standard torque for their specific size. Use ring wrench keys for the closing and opening of all bolts of the air valve (including the
flange bolts).
Summary of Contents for K-060VB M1
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