TLV COS Series User Manual

Check for any fault on the seat of the pilot valve, flaws on the gaskets, and clogging of the pilot
screen. Check for deformation, corrosion or faults on the diaphragm. The diaphragm should be
convex (open downward), with the printed UP mark on the top.
Pilot Body
Upper Pilot
Body Gasket
Notch
Pilot Screen Holder
(with Gasket)
Pilot Screen
Sensing Line Plug
Bolt
Diaphragm
Pilot Valve Seat
(with Gasket)
Pilot Valve
Pilot Valve Spring
Pilot Body
Upper Pilot
Body Gasket
Notch
Pilot Screen Holder
(with Gasket)
Pilot
Screen
Sensing Line Plug
Bolt
Bolt
Diaphragm
Pilot Valve Seat
(with Gasket)
Pilot Valve
Pilot Valve Spring
Connecting
Tubes
Pilot Cover
Lower Pilot
Body Gasket
15 - 50 mm ( " - 2")
2
1
/
65 - 150 mm (2 " - 6")
2
1
/
English
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TLV COS Series Specifications

General

Brand	TLV
Model	COS Series
Category	Control Unit
Language	English