129
DIV
AL 600
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR
|
MAINTENANCE AND FUNCTIONAL CHECKS
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REV. A
EN
Step Action
41
Insert the valve seat (2) together with the O-ring (66) into the body (C) according to the tightening torques:
• “Tab. 9.58”
42
Remove the O-ring (69) 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.
43
Position the balancing block (B) in the control head (A).
NOTICE!
In the opposite direction indicated by the arrow on the lower cover (310).
44
Position the control head (A) and the balancing block (B) in the housing (C).
45
Insert and fasten the screws (103) that secure the control head (A) to the body (C) according to the tightening
torques:
• “Tab. 9.58”
NOTICE!
Screw in as shown in the diagram at “9.4.3.2 - Cross diagram for tightening screws”
.
46
Insert the regulation spring (328).
47
Insert the spring guide disc (610) together with washer (352).
48
Insert and secure the cap (354) together with the O-rings (353, 608).
49
Insert the adjusting screw (609) together with the locking nut (607) into the cap (354).
50
Undo and remove the lower screws (48).
51
Remove the flange (551) together with the O-ring (65).
52
Remove the O-ring (65) and replace it, taking care to lubricate it with synthetic grease.
NOTICE!
Before inserting the replacement O-rings, clean the retaining slots with a cleaning solution.
53
Position the flange (551) together with the O-ring (65).
54
Insert and fix the lower screws (48) according to the following tightening torques:
• “Tab. 9.58”
NOTICE!
Screw in as shown in the diagram at “9.4.3.2 - Cross diagram for tightening screws”
.
Tab. 9.64
WARNING!
Ensure that all parts have been fitted correctly.
Summary of Contents for Dival 600
Page 156: ...TM0023ENG...
