Flowserve Valtek MaxFlo 3 Installation Operation & Maintenance page 9

®
Recommended plug rotation.
Plug slightly under-rotated.
Valve Size Rounding rule Example
1"
to 0.05 mm
DN25
1.5" to 8"
to 0. mm
DN40 à DN200
10" – 12" A - B - 0.3
rounded to 0.5mm
DN250 – DN300
ANSI/ISA-75.08.02, EN 558.1/2 series 36,
Valve size
1"
DN 25
1.5"
DN 40
2"
DN 50
3"
DN 80
4"
DN 100
6"
DN 150
8"
DN 200
10"
DN 250
12"
DN 300
Maximum limit for plug rotation. The plug
should not be rotated further.
Figure 5: positioning of plug
Table III: Shim Selection
A – B = 0.7 mm
rounded to 0.5 mm
A – B = 0.7 mm
rounded to 0. mm
A – B = 0.9 mm
A – B – 0.3 mm = 0.6 mm
Table IV: Seat Retainer Removal Tools and Required Torque Values
IEC 60534-3-2, DIN 3202 F1,
EN 558-1/2 series 1
Part number: 8330.999.000
Torque: 70 ft-lbs / 950 Nm
Part number: 833.999.000
Torque: 553 ft-lbs / 750 Nm
Part number: 833.999.000
Torque: 75 ft-lbs / 00 Nm
User instructions - MaxFlo 3 - VLENIM0052-02 02.07
Chosen thickness 0.1 mm 0.15 mm 0.2 mm
0.1 mm
X
0.15 mm
0.2 mm X
0.5 mm X
Face-to-Face
Part number: 834.999.000
Torque: 4 ft-lbs / 55 Nm
Part number: 835.999.000
Torque: 03 ft-lbs / 40 Nm
Part number: 836.999.000
Torque: 55 ft-lbs / 0 Nm
Part number: 837.999.000
Torque: 406 ft-lbs / 550 Nm
Part number: 838.999.000
Torque: 48 ft-lbs / 580 Nm
Part number: 839.999.000
Torque: 959 ft-lbs / 300 Nm
Recommended plug rotation
exceeded. Setting should be
avoided.
Thickness of shims available
0.3 mm
X X
X X
X
ANSI/ISA-75.08.0,
EN 558-1/2 series 37-38,
IEC 60534-3-1
Part number: 839.999.000
Torque: 959 ft-lbs / 300 Nm
Part number: 8330.999.000
Torque: 70 ft-lbs / 950 Nm
Part number: 833.999.000
Torque: 553 ft-lbs / 750 Nm
0.5 mm
X
X
X
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