Table of Contents
Advertisement
Valtek FlowTop
15 Lubricants
Valve:
Threads of the stem (2.2/2.4) and twist-lock of the stem (2.3), thread of
the seat (2.1) and hex nut (2.6);
Bonnet-bolting (1.3/1.4) and head-bolting (3.17/3.16)
Static
lubrication
Threads of the packing-follower (3.4), coupling (5.2, 5.1, 5.3, 5.5) and yoke
/
locknut (5.10)
release agents
Actuator: Threads of the stem bushing flange bolting (6.45), O-ring (6.9, 6.45),
threads of the stem (6.12) and actuator casing bolting (6.3.1, 6.3.2, 6.4)
Valve:
Guide of the plug (2.2), V-ring balancing (2.12)
Initial
Bellows anti-twist device (2.4)
lubrication
Actuator: O-ring's (6.17, 6.50, 6.10, 6.51) and guide (6.8.2)
on sliding
surfaces
16 Special Tools
Special Tool
Packing
Centering
Tool
17 Disposal
Up to 95 % of the FlowTop control valve is metal. The remain-
ing materials are synthetic, rubber, polytetrafluoroethylene
(PTFE), graphite, paint, and lubricants.
The valve should be professionally disassembled and reas-
Potential hazards and their sources are under the operator's influence. The operator must observe national
NOTICE
and international environmental conditions for control valve removal from the pipeline and cleaning. Permis-
sible limit values must be maintained to ensure suitable protective measures; service personnel must be properly instructed in
performing the disassembly and reassembly procedure.
FCD VLEEIM1485-04 (EN/A4) November 2022
Application site
Packing Tamping Tool
Packing
Tamping
Recommended tool for assembling.
Tool
Description
Packing Centering Tool
Packing Tamping Tool
Ring Nut Tool
Recommended tool for disassembling and reassembling.
Lifting eye nut according to DIN 582 - size M12, M16, M20
Packing Driver Tool
Recommended tool for disassembling.
Description
Packing Driver Tool
Valve - working
temperature
Standard
-40°C to
+425°C
Klüberpaste HEL 46-450
[Chesterton 785 (FG) ]
N/A
HEL 46-450
[785 (FG)]
N/A
Use
Stem Ø 12 mm
Stem Ø 16 mm
329834
329835
Dimension (Brass rod)
Stem Ø 12 mm
Stem Ø 16 mm
Ø 15
x 250 mm
Ø 21
-1
sembled. Metal parts should be scrapped, with the remaining
materials disposed of according the national conditions.
Peripheral units (accessories) should be recycled according
the relevant manufacturer's User Instructions.
Actuator - ambient
temperature
Low
Standard
Optionally
-60°C to
-40°C to
-60°C to
-41°C
80°C
+80°C
N/A
Klüber
Klüber
Unisilikon
Unisilikon
L250L
L250L
without
N/A
Klüber
Klüberalfa
Unisilikon
YV 93-1202
L250L
Part N°
Stem Ø 20 mm
329836
329844
329842
329843
Stem Ø 20 mm
x 300 mm
Ø 25
x 400 mm
-1
-1
flowserve.com
23
Advertisement
Table of Contents
