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灌漑システム HI-FOG 1900のPDF 識別と訂正の手順をオンラインで閲覧またはダウンロードできます。HI-FOG 1900 18 ページ。 A1000 type assembly body with stop valve

18/09/2017

Corrective Actions

As corrective action the O-ring needs to be replaced and a spacer plate needs to

be added to each HI-FOG 1900 sprinkler installed in A1000 type assembly body

with an internal stop valve.

Note: These instructions are intended for HI-FOG systems with electric

powered pump units.

For GPU (Gas-driven Pump Units) please contact Marioff for system

specific instructions.

4.1. Required Documents and Tools

To assure all affected sprinklers are addressed, it is recommended to prepare a

work plan before starting the work.

The following documents are recommended to be used in the process:

• HI-FOG sprinkler layout drawing to provide the locations of all potentially

affected sprinklers, section valves and flushing valves which will be used

during the modification process.

Please note that even though the HI-FOG sprinkler layout drawings indicate

HI-FOG 1000 sprinklers they may have been replaced by HI-FOG 1900

sprinklers during testing or service.

• Appendix A of this document contains a follow-up table for the checking and

adjusting of sprinklers.

Required parts:

• Spacer Ring, Marioff item code 2000267114

• O-Ring 15x2,0, Marioff item code 2000297566

Spacer plate

Required tools (see

• O-Ring assembly tool; item code 2000297565

• Sprinkler key; item code M11015 or Sprinkler dismounting tool; item code W-

0010888

• Flushing hose; item code M14510 or Section valve test hose; item code

D23050 or Section valve test hose; item code D23040

• Buckets and rags as some spillage is expected when removing and

reinstalling the sprinklers

Document number 0003301084

Figure 04 : Required parts

Figure 05

for details):

Ver. A

O-Ring 15x2,0

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