PIETRO FIORENTINI REVAL 182, Инструкция по эксплуатации и обслуживанию

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321
REV
AL 182
Use, maintenance and warning instructions
MEDIUM PRESSURE REGULATOR | MAINTENANCE AND FUNCTIONAL CHECKS | REV. 00
EN
Step Action
1
WARNING!
In this step, support the built-in SB/82 slam-shut valve.
2 Undo and remove the screws (31).
3 Remove the built-in SB/82 slam-shut valve and place it on an impact-resistant surface.
4
Remove the O-ring (37) from the flange (9) 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.
5 Unscrew and remove the nuts (131) together with the washer (32).
6
Remove the plug (2) together with the plug sleeve (1) and the bush (5).
7
Remove the bush (5).
8
Remove the O-ring (42) from the bush (5) 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.
9 Undo and remove the screws (33).
10 Separate the plug (2) from the plug sleeve (1).
11
Remove the I/DWR rings (24) from the plug sleeve (1) and replace them, taking care to lubricate them with
synthetic grease.
NOTICE!
Before fitting the replacement I/DWR ring, clean the retaining slots using a cleaning solution.
12 Unscrew and remove the extension (3) from the stem (6).
13 Remove the spring (48) and the spring support (4).
14 Undo and remove the screws (22) of the pressure switch.
15
Remove the cover (19) and the gasket (29).
16 Undo the side screws (137) inside the control pressure switch.
17 Undo the screws (36).
18 Remove the cup (15).
19
Remove the O-ring (42) from the cup (15) 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.
20 Remove the cap (30).
21
Remove the O-ring (45) from the cap (30) 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.
22 Remove the seeger ring (58) from the cup (15).