metso automation VALUE-LINE 6F Series Installation Maintenance And Operating Instructions

1

GENERAL

This instruction manual contains important information
regarding the installation, maintenance and troubleshooting
of the Jamesbury Series 6F VALUE-LINE 1/2" – 3" (DN 50 – 80)
2-Piece Ball Valves. Please read these instructions carefully
and save them for future reference.

1.1 WARNING

FOR YOUR SAFETY, IT IS IMPORTANT THAT THE FOLLOWING PRECAU-
TIONS BE TAKEN PRIOR TO REMOVAL OF THE VALVE FROM THE LINE
OR BEFORE ANY DISASSEMBLY.
1. WEAR ANY PROTECTIVE CLOTHING OR EQUIPMENT NORMALLY
REQUIRED WHEN WORKING WITH THE FLUID INVOLVED.
2. DEPRESSURIZE THE LINE AND CYCLE THE VALVE AS FOLLOWS:
A. PLACE THE VALVE IN THE OPEN POSITION AND DRAIN THE LINE.
B. CYCLE THE VALVE TO RELIEVE RESIDUAL PRESSURE IN THE
BODY CAVITY BEFORE REMOVAL FROM THE LINE.
C. AFTER REMOVAL AND BEFORE ANY DISASSEMBLY, CYCLE THE
VALVE AGAIN SEVERAL TIMES.
3. WHEN INSTALLING OR REMOVING PIPING FROM THE VALVE,
PLACE A WRENCH ON THE BODY OR THE BODY CAP NEAREST
THE END BEING WORKED. MAKE CERTAIN BODY CAP END OF
VALVE DOES NOT TURN OUT OF THE VALVE BODY. (BODY/BODY
CAP JOINT IS A RIGHT HAND THREAD.) NOTE: IF FITTING OF PIPE
REMOVAL IS TO BE A REGULAR PRACTICE, METSO AUTOMATION
RECOMMENDS EITHER THE WELDED BODY CAP VERSION OF THE
ELIMINATOR® OR OTHER VALVE STYLES (CLINCHER®, SERIES 4000),
WHICH ARE OF THE BOLT-TOGETHER OR UNIT BODY DESIGN.
(NOTE: ROUND HANDLES ARE OPTIONALLY AVAILABLE FOR THESE
VALVES IN PLACE OF LEVER HANDLES.)
IMO - 208
INSTALLATION, MAINTENANCE, AND
OPERATING INSTRUCTIONS
SERIES 6F VALUE-LINE™
1/2" – 3" (DN 50 – 80)
2-PIECE BALL VALVES
Read entire instructions carefully before installation or servicing
2

INSTALLATION

The valve may be installed for flow in either direction. It is
recommended, however, that a screwed valve be installed
with the body cap facing upstream. Use standard piping
practices when installing valves with threaded parts.When
tightening the valve to the pipe, apply the wrench to the
end nearest the pipe being worked. Adjust packing prior
to installation. See MAINTENANCE Section of this IMO.
2.1

Disassembly

NOTE: If complete disassembly becomes necessary,
replacement of all seats and seals is recommended. Refer
to (Table 2).
1. Close the valve. Then remove the upper stem nut (16),
lockwasher (9), handle (15) and lower stem nut (16).
2. Remove the compression ring (18).
3. Unscrew and remove the body cap (2) and body seal
(6). Heat may be required.
Wrenching here (Hex Flats)
when installing or removing
pipe this end.
Issue Date: 1/02
Wrenching here (Hex Flats)
when installing or removing
pipe this end.
Figure 1