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Preaction 328�
January 6, 2012
2" MoDEL G-2000P PrEACTIoN
TECHNICAL DATA
wITH ELECTrIC rELEAsE
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Telephone: 269-945-9501 Technical services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com
5. oPErATIoN
A. In the set position:
Air �ressure is introduced into the s�rinkler �i�ing �or su�ervisory �ur�oses only �or single interlock systems. For double interlock
systems, air �ressure is used �or su�ervisory �ur�oses
air �ressure is used �or su�ervisory �ur�oses and as one o� the two initiation actions o� the cross-zoned solenoid. Prime
Prime
water is routed to the normally closed solenoid valve and to the �rime chamber. When �rime water enters the �rime chamber, the
�rime chamber assembly is �ressurized, causing it to ex�and downward onto the water seat.
Figure 6 - set Position
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