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8
Visual indicator setting
Ensure actuator/Valve is in fully closed position, with the
cover in place. Check that Visual Indicator reads
'CLOSED'. If it does not, remove Cover, lift and turn the
Indicator through ninety degrees, and lower back onto
shaft (Fig.11). Replace Cover.
9
Fitting the cover
Re-assemble the Cover by aligning the arrows on the
cover and base. Push down on the Cover and then rotate
it clockwise until it clicks into position, with the Cover boss
at the rear of the unit (Fig. 11).
10
Assembly and Dismantling
Be sure to disconnect all air and electrical supplies before
starting any assembly, dismantling or maintenance.
11
Maintenance
HyVision switch boxes require no servicing during their
normal working life. In the event of failure replace parts
only with HYTORK supplied components. In an emergency
replace the complete switch box.
MANUFACTURED BY:
Emerson Process Management
Valve Automation Division
Asveldweg 11
7556 BT Hengelo (Ov.)
The Netherlands
DOC.HVM.1 Rev: B
Installation and setting instructions
Tang drive
Fig. 10 Front view
Fig. 11 Visual indicator setting
We have endeavored in this publication to make the contents as
accurate as possible, but being given as general information, it is not
to be taken as binding unless specifically confirmed in writing. Due
to Emerson's continuing commitment to engineered product
advancement, the product specifications and data presented in this
publication are subject to change without notification.
5
HyVision Switchbox
Base
Cover boss
Square Drive Shaft
Print line
Jan. '05
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