137
DIV
AL 600
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR
|
MAINTENANCE AND FUNCTIONAL CHECKS
|
REV. A
EN
Step Action
1
1
ATTENTION!
Before servicing, remove the LA slam-shut valve by unscrewing the screws (48) on the regulator
(refer to “9.4.5 - Regulator DIVAL 600”).
2
2
Unscrew and remove the locking nut (628).
NOTICE!
During this step, hold the spacer (626) in place.
3
3
Remove and replace the plug (627).
4
4
APPLICABLE TO SIZES 1” 1/2 - 2” ONLY
Undo and remove the screws (625).
5
5
APPLICABLE TO SIZES 1” 1/2 - 2” ONLY
Remove the flange (623).
6
6
APPLICABLE TO SIZES 1” 1/2 - 2”
ONLY
Remove the O-ring (624) and replace it, taking care to lubricate it with synthetic grease.
NOTICE!
Before inserting the replacement O-ring, clean the retaining slots with a cleaning solution.
7
7
Remove the O-ring (622) and replace it, taking care to lubricate it with synthetic grease.
NOTICE!
Before inserting the replacement O-ring, clean the retaining slots with a cleaning solution.
8
8
Unscrew and remove the cap (509).
9
9
Remove the cap (516).
10
10
Unscrew and remove the locking nut (513).
11
11
Remove the bushing (632).
NOTICE!
During this phase, keep the rod (504) still.
12
12
Slide the rod (504) in the direction of the reset.
13
13
Unscrew and remove the knob (506).
NOTICE!
During this phase, keep the rod (504) still.
14
14
Unscrew and remove the rod guide (505) together with the O-rings (537, 538, 539).
15
15
Replace the O-rings (537, 538, 539), lubricating them with synthetic grease.
NOTICE!
Before inserting the replacement O-rings, clean the retaining slots with a cleaning solution.
16
16
Insert rod guide (505) together with O-rings (537, 538, 539).
17
17
Insert and secure the knob (506).
18
18
Remove the washer (532).
19
19
Remove the rod guide (533) together with O-rings (535, 536, 633).
Summary of Contents for Dival 600
Page 156: ...TM0023ENG...
