LIT-060 Hunter 2004-2005 Product Catalog - Ewing Irrigation

Installation GuideSRS, Pro-Spray ® and Institutional Spray SprinklersInstallation Instructions1. Install screen into riser opening and screw anyfemale-threaded spray nozzle onto riser.2. Ratchet riser (Fig. 1) to align the right edgeof the spray arc (looking from “behind” the sprinkler)to the right edge of the area to be irrigated.Arc AdjustmentThe Hunter Adjustable Arc nozzles come from the factorywith a preset arc of 25°.1. Hold the perimeter of the nozzle with fi ngers andturn the nozzle counterclockwise to increase the arc.(Fig. 2)2. To decrease the arc, hold the perimeter of the nozzlewith fi ngers and turn the nozzle clockwise.NOTE: The arc can also be increased or decreased byusing a fl at-bladed screwdriver.Radius Adjustment1. Hold the nozzle arc stationary with fi ngers, or withthe two pins on the side of the Hunter wrenchbetween any of the nozzle spokes. (Fig. 3)2. Adjust the radius with a fl at-bladed screwdriverby turning the center screw clockwise to reducethe radius.NOTE: The radius should not be reduced more than 25%.The nozzles are preset at the factory for maximum radius.TECHNICAL INFORMATIONFig. 1Fig. 2 Fig. 3PS Spray SprinklersInstallation Instructions1. DO NOT REMOVE THE NOZZLE. The fi lter screen isaccessible from the bottom of the riser.2. Ratchet riser (Fig. 4) to align the raised dot on topof each nozzle with what will be the right edge of thespray arc (looking from “behind” the sprinkler).Arc Adjustment1. Insert the hex end of the Hunter wrench into the stainlesssteel hex screw and turn the screw counterclockwiseto increase the arc. (Fig. 5)NOTE: The nozzle turns with the screw and both the arcof coverage and the discharge rate are increased. Do notuse the Hunter wrench sideways in the spokes to adjustthe arc. The fl ow will not adjust proportionately to the arc.Radius Adjustment1. Hold the plastic nozzle stationary by inserting the twopins on the side of a Hunter wrench between any ofthe nozzle spokes. (Fig. 6)2. With a second Hunter wrench, turn the stainless steelhex screw clockwise to decrease, and counterclockwiseto increase, the radius and discharge rate.NOTE: The radius should not be reduced more than 25%.The sprinkler is preset at the factory for maximum radius.Fig. 4Fig. 5 Fig. 6Download complete product user’s guides orcontroller owners manuals from our website atwww.HunterIndustries.com.111