HI-FOG 1900 Procedura di identificazione e correzione - Pagina 11
Sfoglia online o scarica il pdf Procedura di identificazione e correzione per Sistema di irrigazione HI-FOG 1900. HI-FOG 1900 18. A1000 type assembly body with stop valve
Stampa la pagina18/09/2017
15x2,0 O-ring to replace the 15x1,5 O-
ring supplied with sprinklers
Figure 14 : Replacement of O-Ring and installation of Spacer
h. Install the sprinkler and the cover plate back into place. Tighten it with the
sprinkler key. Do not use excessive force.
Log in the follow-up sheet:
-
Is a cover plate (see
-
Date of changing the O-Ring \ installing the spacer plate
NOTE: Do not use excessive force when tightening the sprinkler to avoid
damaging the sprinkler.
Figure 15 : HI-FOG 1900 installed with (left) & without (right) a spacer
i. Remember to fill the record in the Follow-Up form before proceeding. Repeat
the steps above until all potentially affected sprinklers in the section are
corrected.
4.3.4. Pressurize and Flush the Section
After all sprinklers in the section have been addressed the section needs to be
engaged to the system and the functionality of the section valve should be
tested.
a. Man the testing positions:
-
Person A: at the control panel or mimic panel where you can reset the
system
-
Person B: in the protected compartment or holding the flushing hose
-
Person C: at the flushing valve or section valve
b. Open the section valve. The pump unit may start. Wait for it to reach 130
bars and reset the system by pressing the 'reset' button for two seconds.
(Person A)
Document number 0003301084
Spacer plate to be assembled on the HI-
Figure 15
) present (yes/no)
Ver. A
FOG 1900 sprinkler
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