Burkert 2000 Mode D'emploi page 11

Type 2000, 2002, 2012
Replacingthesealset
CAUTION!
Danger through taut springs!
▶ Carefully open piston actuator!
→ 31
Unscrew cover with special wrench holding up the actuator body
Information on the special wrench can be found in chapter "10 Installation tools".
→
Only for actuator size G and H: Remove washer
→
Only for control function A: Remove pressure springs
→
Remove position indicator
→
Carefully screw in actuator on the swivel plate
25
→
Release nuts .
22
→
Remove pistons with supporting washer
→
Only for control function A: Remove filler piece
→
Only for control function B: Remove intermediate washer
→
Only for control function I: Remove filler piece
2
→
Remove spindle from actuator body
→
Clamp actuator on the nipple hexagon
For actuator size D (50 mm) the tube
→
Release and remove screw
17
→
Remove disk springs
→
Remove actuator body
→
Only actuator size C: Replace O-ring
10
Reinforcing ring remains on the tube
→
Slide packing gland set
→
Clean all replacement parts thoroughly after removal.
26
with Allen key.
3
24
.
19
19
12
and clean spindle thread.
6
.
8
is screwed and sealed in the nipple
18
with socket spanner.
.
12
.
11
.
8
.
7 13 15 16
, , , carefully out of the tube
12
against the hexagon.
40
.
28 29
.
(only put pressure on the upper section of the swivel plate).
with intermediate washer
20 21
, O-ring and pressure spring
with intermediate washer
8
. Take care that the tube is not damaged.
20 21
and O-ring .
35
.
20 21
and O-ring .
6
.
english
11