TLV COSR-3 User Manual

172-65174MA-11 (COSR Pressure Reducing Valve) 16 Feb 2022
9
COSR-3 (32 to 50 mm (1
1
/
4
to 2 in)) COSR-16 (32 to 50 mm (1
1
/
4
to 2 in))/
COSR-21 (15 to 50 mm (
1
/
2
to 2 in))
No.
Name
A*
B*
C*
D*
E*
No.
Name
A*
B*
C*
D*
E*
1
Main Body
16
Spring Housing
2
Cover
17
Adjustment Screw
3
Main Valve Seat

18
Spanner Cap
4
Main Valve

19
Plug – Sensing Line Port
5
Main Valve Holder

20
Lower Pilot Body Gasket



6
Piston

21
Cover Gasket


7
Cylinder

22
Main Valve Seat Gasket


8
Pilot Body
23
Pilot Screen Holder
Gasket


9
Pilot Valve

24
Pilot Valve Seat Gasket


10
Pilot Valve Seat

25
Upper Pilot Body Gasket


11
Diaphragm
26
Cylinder Gasket


12
Pilot Screen

27
Piston Ring


13
Pilot Screen Holder
28
Tension Ring


14
Diaphragm Support
29
Main Valve Spring

15
Coil Spring
30
Pilot Valve Spring

*Replacement parts are available only in the following kits:
A = Maintenance Kit
B = Repair Kit for Main Valve
C = Repair Kit for Piston
D = Repair Kit for Piston Rings
E = Repair Kit for Pilot Valve
Contact TLV for COSR-21 replacement parts.

TLV COSR-3 Specifications

General

Brand	TLV
Model	COSR-3
Category	Control Unit
Language	English