APV
APV_DKR2 ATEX_UK-0_022018.indd
D
2
1
4
3
C
B
A
Double Seat Ball Valve DELTA DKR2
ATEX Design
Instruction Manual: UK-0
13. Service Instructions
13.1. Leakage reduction for DKR ball valve
If the valve is not dismantled from the pipeline for the installation
of the leakage reduction, it must be guaranteed that the
corresponding pipeline is depressurized!
DN, Inch
25, 1"
40 - 65, 1,5" - 2,5"
80, 100, 3", 4"
DN, Inch
25 - 65, 1" - 2,5"
80, 100; 3", 4"
25, 1"
40 - 65, 1,5" - 2,5"
80, 100, 3", 4"
13.1.1. Installation of the leakage reduction
1. Remove the two hexagon screws (A) and pull out the shaft bearing
(C) by careful turning.
2. If the leakage reducer is not equipped with the guides (3) and the
two O-rings (1, 2), these parts can carefully be dismantled from the
shaft bearing (C) and used.
3. Slightly grease o-rings (1, 2) before their installation.
!
Do not use grease containing mineral oil for EPDM seals!
Slide the complete leakage reduction instead of the shaft bearing
over the shaft pivot (B) and tighten it with the hexagon screws (A)
at the housing flange (D).
D
Leakage reduction compl.
ref.-No.
15-28-143/59
15-28-144/59
15-28-145/59
single parts
ref.-No.
Pos. 1
58-06-078/83
Pos. 2
58-06-119/83
Pos. 3 2x
08-39-079/93
Pos. 3 3x
08-39-079/93
Pos. 4
15-28-143/47
Pos. 4
15-28-144/47
Pos. 4
15-28-145/47
UK
ID-No.
H138695
H138696
H138697
ID-No.
H76943
H76961
H14879
H14879
H125803
H125802
H125804
20
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