USER MANUAL
Contents
1. 50538 71 P50539 Included in Kit A Included in Kit A 71 P50478 71 105943 L003003 71 P51165 71 P20006 71 P51099 DV160 71 P50545 71 P50596 71 P50697 71 P50368 L00270 71 P50590 71 P50591 RAINS BIRD Should you experience operating difficulties here are some tips that may apply to your application For further assistance please record the date code the serial number on the elbow and the pressure at the gun and call your Rain Bird Dealer or the toll free Rain Bird number listed at the back of this guide Rain Gun does not rotate or rotation speed is too slow e Install a 1 4 pressure gauge into the Rain Gun pressure port and verify adequate operating pressure Refer to Spoon Bracket Adjustment guide table 2 for proper configuration of spoon bracket based on nozzle size Also check the spoon and the arm for damage e If pressure is below specification and the Rain Gun is properly configured decrease the nozzle size to increase pressure at the gun e If pressure is lower than it was at installation check for obstructions in the water line You may be able to flush obstructions from the sprinkler and water line by removing the nozzle and turning on the water e If pressure is still low after removing obstructions and your Rain Gun still does not rotate you may need to add a booster pump or Increase pressure in another way TroubleshootingTips Rotation speed too fast Install a pres2. Spoon Adjustment Bracket RAINS BIRD sser manua Rain Gun SR3003 F3002 User Manual Nozzle Refer to Table 2 to integrate with spoon adjustment bracket Refer to table 2 Front Arm Counterweight Rain Guns are high quality high performance sprinklers designed for a variety of uses and applications where relatively high flows and extended radius of throw are desired For best results please read the following Instructions before construction to ensure optimal performance Start Up Note Always verify pressure Pressure at the pump or point of connection does not equal pressure at the sprinkler The most common problem associated with sprinkler installations is insufficient or too much pressure at the sprinkler head Your Rain Gun is equipped with a pressure port to accommodate a 1 4 NPT thread pressure gauge also included specifically for this critical system pre check Quick Start Guide 1 Configuring Your Rain Gun a A set of 6 nozzles and a spoon adjustment bracket are included to customize your Rain Gun to your application The spoon bracket allows you to set the rotation speed based on the nozzle size and the pressure at the gun To ensure a fast problem free start up please refer to the spoon bracket adjustment guide Ref Table 2 to configure your Rain Gun accordingly The nozzles Arm Stop Rear Arm Counterweight Pulls spoon into the water stream Pressure Port Check pres
3. ation Details Nozzle Selection Table 1 Performance Data Select one of the six nozzles a provided based your 55 63 71 79 87 performance requirements 14 mm 16 mm 18 mm 20 mm 22 mm gpm ft gpm ft gpm ft gpm ft gpm available water pressure Rad Flow Rad Flow Rad Flow Rad Flow Rad Flow Rad at the Rain Gun and flow capacity Refer to Table 1 and Figure 1 Spoon Adjustment Figure B Plus position Bracket Provides an intermediate Install the Spoon position to regulate rotation Adjustment Bracket if 63 71 79 87 speed at intermediate pressures i or 16 mm 18 mm 20 mm 22 mm needed in accordance with PSI Table 2 Refer to Figures A B and C Figure A Bracket not installed Provides maximum drive and rotation speed at low pressures Figure C Minus position Provides greatest slowing of Example see shaded area rotation speed at high pressures You have 60 PSI and a 14 mm nozzle the chart recommends configuration A or B This means that your Rain Gun will operate properly in either configuration but the rotation speed will be faster in A than in B Rotation Angle Adjustment For part circle SR3003 model only adjust desired rotation angle manually as shown Rotation Angle Ne Figure 2 RAINS BIRD Installation Tips Riser Installation a To ensure proper operatio
4. ications or environments offer a three year no questions asked warranty including free service or parts replacement e Electrolytic conditions such as high salt environments or salt water spray applications e Applications where environmental conditions are not compatible with the materials used in Rain Guns e Caustic or corrosive chemical conditions or spray applications e Abrasive fluid spray applications Rain Bird Agri Products Co Rain Bird International Inc 633 W Foothill Blvd 145 N Grand Ave Glendora CA 91741 2469 Glendora CA 91741 2469 Phone 800 435 5624 Phone 626 963 9311 Fax 626 852 7310 Fax 626 963 4287 Registered trademark of Rain Bird Sprinkler Mfg Corp www rainbird com 2002 Rain Bird Sprinkler Mfg Corp 7 02 PN L357
5. n and performance for the life of your Rain Gun the riser must be stable and solidly installed to resist vibration An unsupported riser is insufficient for proper operation Additionally a PVC riser will not support the reaction load of a Rain Gun Some options that may be used are Note confirm friction loss and flow in your application e Option 1 Galvanized riser strapped to a 6 x 6 pressure treated wood post See Figure 4 Figure 4 _ Use hi torque Max of 72 height is stainless steel bands recomended Post should be continuous to base of Rain Gun x Keep riser vertical Min of 36 depth is recommended Compact dirt around post 2 Elbow swing Z assembly p Lateral Provide drain valve as necessary Use pressure treated wood e Option 2 Galvanized riser setin a pillar of concrete See Figure 5 2 Galv sch 40 12 to bolt flange LA E ga 4 rg Cor 4 og a A A s A Lg MEM pea na eea AEE EN 12 be eta eT ao oi s ae ete O a aT J 4 sa aq Dimensions of concrete required will vary depend ing on riser height soil bearing capacity and Rain Gun flowrate Example shown is for compact clay soil with 18 mm nozzle and maximum pressure 80 psi 2 Elbow swing assembly Provide drain valve as necessary e Option 3 A portable gun stand designed to supp
6. ort a Rain Gun Contact your dealer for a recommended supplier Figure 5 r a4 b Install Rain Gun to riser as shown in Figure 6 or 7 Figure 6 c Inclined operation e The preferred installation on an inclined plane is on a vertical riser regardless of angle of incline If the riser must be set at an angle use the rear counterweight part number L00270 for proper rotation of your Rain Gun The weight is designed to help the Rain Gun rotate up hill e Ifyou are using a portable gun stand please consult the manufacturer to be sure it is designed to support inclined terrain d For more help with your installation please call your Rain Bird Dealer or District Manager The toll free Rain Bird number is listed on the back page of this guide Traveler Installation a Make sure that the pressure at the gun is over 45 psi Most users underestimate the pressure loss in the pipe which is very high Adjust your spoon bracket in relation to the nozzle size and the pressure at the gun b On sloped terrain weight compensation may be required for proper rotation For such conditions a rear counterweight is available Part number L00270 sold separately c As an alternative to using a counterweight some travelers can be vertically adjusted Center Pivot Installation a For proper operation make sure that the pressure at the gun is over 45psi Many users underestimate the pressure los
7. s in the pivot which is very high especially at the end gun location Adjust your spoon bracket in relation to the nozzle size and the pressure at the gun Refer to spoon bracket adjustment guide Table 2 b Make sure that the pivot end gun mounting position is stable RAINS BIRD Parts Diagram and Description Ref Part Description COM DD UTI amp S W DN Fe Arm Shaft Assembly Arm Assembly Counterweight Spoon Assembly Spacer Snap Ring Pivot Cap Assembly Pivot Assembly Arm Spring Spring Spacer Arm Locknut Arm Washer Counterweight Kit Elbow Range Tube Assembly O Ring Brake Assembly Bearing Assembly Friction Collar 2 Required Snap Ring Ball Bearing Lock Nut O Ring Bearing Sleeve Trip Lever Assembly Trip Link Bushing Elbow Shaft Washer 3 Required Cotter Pin 3 Required Trip Rod Nozzle Retainer GNS 3003T Nozzle Set Spring Red 8 Required Pressure Port Plug 1 4 Spoon Bracket Dry Pressure Gauge not shown Accessories 2 Female BSP Adapter 2 Female NPT Adapter Bearing Wrench Riser Installation Kit Rear Counterweight Spare Parts Kit Misc Kit Arm Shaft Kit Part Numbers Included in Kit B 71 P50472 71 P50824 71 P50420 71 P00358 71 P50825 71 P50826 71 P50812 71 P50706 Included in Kit B Included in Kit B 71 P50827 71 P50471 71 P50155 71 P51176 71 P50976 71 P50116 71 P50463 71 P50544 71 P50793 71 P50121 71 P50794 71 P
8. sired arc e Makesure that the trip stops are not loose by pushing against them with your finger See Figure 3 e Turn your gun manually to the trip stops They should hold when the trip lever pushes against them e If your Rain Gun has recently been re assembled make sure that the trip lever was not reinstalled in between the trip stops This will open the trip mechanism and not stop the Rain Gun Arm does not move e Check the pressure at the gun e Check that the nozzle is properly installed on the nozzle housing M ake sure that the nozzle retainer is tightened Check that the spoon is not broken Check that the mechanical stop arm stop on the arm is not damaged e Check that the arm is not bent RAINS BIRD Rain Gun Warranty Agricultural Applications Non agricultural Applications Our latest generation of Rain Guns is built on a legacy of We understand that Rain Guns are often utilized in knowledge trust and feedback from end users like you applications that may be more demanding than general Our warranty is simple and in line with Rain Bird s reputation agricultural applications In these circumstances Rain Bird as the most reliable agricultural sprinkler in the world offers an eighteen month warranty including free service or To back up our claim we offer the best warranty in the parts replacement but excludes coverage in the following agriculture industry For all agricultural applications we general appl
9. sure gauge at the Rain Gun pressure port and refer to Sooon Bracket Adjustment guide table 2 for proper configuration of sooon bracket to nozzle size Also check the spoon for damage For proper operation the operating pressure at the gun should not exceed 100 psi Rotation speed varies from one direction to another e Check that the spoon Is properly Installed on the arm e Check that the arm is not bent e Check that the nozzle is properly installed in the nozzle housing It should be seated squarely e Check the condition of the spoon If broken it will need to be replaced Gun does not reverse e Install a pressure gauge at the Rain Gun pressure port and refer to Spoon Bracket Adjustment guide Table 2 for proper configuration of spoon bracket to nozzle size Pressure at gun should not exceed 100 psi e Check trip mechanism by manually operating it Operation should be free and smooth e Check trip mechanism spring It must have tension and be properly installed e Check bushings at the trip mechanism They must be clean and not damaged Arm stroke frequency is too high e Make sure pressure is not above 100 psi e Makesurethe front arm counterweight is installed below spoon e Make sure the rear arm counterweight is installed Gun rotation slows down over time e Refer to first troubleshooting tip above for non rotating or slow rotation Trip stop mechanism is not holding the gun at the de
10. sure here at installation or when troubleshooting Rear Counterweight Used in sloping installations where riser is not set vertical to horizon sold separately NPT or BSP Thread Adapter Used to mount Rain Gun CO to threaded riser wap 2 Installing Your Rain Gun along with the pressure at the Rain Gun dictate flow rate and radius of throw and should be selected accordingly If you are using a part circle Rain Gun manually set the desired rotation arc by pushing the two friction collars to the desired position See Figure 3 of Installation Tips Flush pipeline delivery system prior to installing Rain Gun If you are using the BSP or NPT adapter make sure that It is securely bolted to the Rain Gun using the 6 bolts and gasket supplied Make sure that the adapter is securely tightened to the 2 riser Now that you have configured your Rain Gun make sure that it is mounted securely If there is wobble while your Rain Gun isin operation it is a signal that you are losing energy needed to ensure optimal rotation speed Refer to Installation Tips for more information if needed Starting Your Rain Gun a Make sure that the Rain Gun is pointed in a safe direction and all people in the area are ready b Activate valve if automatic If controlled by a manual valve open valve slowly until the desired pressure and flow are reached RAINS BIRD SR3003 F3002 Configur
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