830S and 850S Series Rotary Sprinklers
Contents
1. NOT TURN ON Measure voltage with a Digital Volt Meter DVM Check wiring and controller program Refer to Controller Operating Instructions b Selector cam in OFF position Set to AUTO position c Debris in pilot valve assembly Disassemble and remove all debris See Servicing Pilot Valve page 11 d Insufficient pressure in controller supply line and or sprinkler control tube N C Models Check pressure SPRINKLER WILL a Constant 24 VAC from controller Electric Models NOT SHUT OFF Check for voltage using a DVM If voltage is present disconnect wire If sprinkler closes service controller Refer to Controller Service Manual b Selector cam in manual ON position Set to AUTO or OFF position c Debris in pilot valve assembly Disassemble and remove all debris See Servicing Pilot Valve page 11 d Constant pressure from controller N C Models Check pilot valve at controller for constant flow Check elevation differential Valve elevation should not exceed 0 above controller elevation or 70 21 3 m below controller elevation 4 E Sprinkler Assembly PROBLEM SPRINKLER WON T ROTATE HEAD STICKS UP POOR DISTRIBUTION PATTERN Main Valve PROBLEM VALVE WON T CLOSE Electric VALVE WON T CLOSE Hydraulic VALVE WON T OPEN Electric POSSIBLE CAUSE CORRECTIVE ACTION a Debris wedged between stator and turbine Remove obstruction Drive as2. 5 NPT BSP or ACME Female Thread Inlet Spike Guard Solenoid a 24 V a c 50 60 Hz a Inrush Current 50 Hz 0 17 Amps 4 1 VA 60 Hz 0 12 Amps 2 9 VA a Holding Current 50 Hz 0 15 Amps 3 6 VA 60 Hz 0 10 Amps 2 4 VA Manual Control Electric VIH only On Off Auto Check O Matic model checks up to 37 11 3 m of elevation Nozzle Variations See chart on page 2 830S Series Sprinkler Performance Data Base Pressure 31 Nozzle Set 55 Nozzle Set Nozzle Set Nozzle Set Nozzle Set Nozzle Set Nozzle Set 32 33 34 35 36 37 174 61 201 63 25 7 65 262 63 67 28 2 28 7 Radius shown in feet Toro recommends the use of a 1 30mm swing joint at flows over 25 GPM 95 LPM 850S Series Sprinkler Performance Data Base Pressure psi 51 Nozzle Set Nozzle Set Nozzle Set 54 GPM Raa GPM Rad 257 69 31 8 73 29 4 73 35 1 77 Nozzle Set Nozzle Set Nozzle Set Nozzle Set Nozzle Set 55 56 57 GPM Rad GPM Rad 32 7 75 Sprinkler radius of throw per ASAE standard 398 1 EE Not available at these pressures Nozzle Set 59 58 GPM Rad 36 1 79 78 39 1 Sprinkler Application Data Nozzle Color Code Sprinkler Spacing Guidelines Nozzle Main Inner Intermediate 1 Square Spac
3. exceed tubing adapter at the base of the sprinkler with 1 4 Control Tubing 1000 25 ABOVE controller elevation or 1 Route control wires to sprinklers Provide extra wire at sprinkler to allow for height adjustment One common wire and station wire is required for each sprinkler See Wire Sizing Chart Table 1 for proper application Note Wire length data provided in Table 1 is the sum of the station and common wire legs See example in Figure 2 Table 1 Wire Sizing Chart Total Wire Length Between Controller and Sprinkler Attach control wires to solenoid leads using an approved waterproof splicing method Figure 2 A CAUTION All wire splices and field connections must be waterproofed to prevent Station Wire 1095 334m Route control tubing from the controller to the sprinkler location s Note Leave an 18 45 7 cm service loop of tubing at each sprinkler to facilitate movement of sprinkler and service operations Refer to Table 2 for tubing run length and sprinkler elevation information Table 2 Hydraulic Control Systems Maximum Distance Type of System From Controller Elevation Restrictions Normally Open 01 Valve elevation should not exceed 4 Slide the tube retainer over the end of the control 70 BELOW controller elevation tubing and attach tubing to adapter All hydraulic connections on Toro valves are 14 insert
4. installing sprinkler 1 Construct or provide triple swing joints for each sprinkler as shown in Figure 1 Use PVC or ABS pipe nipple for the sprinkler connection Note On sites where the possibility of heavy equipment rolling over a sprinkler exists the swing joint will flex preventing damage to the lateral or main lines On a new installation in raw ground where the sprinklers are to be initially installed above the finished grade and lowered when new turf is established the swing joint allows sprinkler repositioning without changing risers This is a common and practical procedure which eliminates the problem of dirt being accidentally introduced into the lateral lines when a riser is changed 3 Apply Teflon tape on riser threads not required on ACME threads Install sprinkler to riser and tighten A CAUTION Use only Teflon tape on riser threads Use of pipe dope or other types of sealing compounds can cause deterioration of sprinkler body threads Connecting Control Wires Electric Models Only short circuit to ground and subsequent controller lt gt E damage Common Wire 1095 334m Connecting Hydraulic Control Tubing Total Wire Length 2190 668m 1 2 Flush tubing thoroughly to remove all air and debris with 3 16 Control Tubing 500 25 ABOVE controller elevation or 70 BELOW controller elevation 3 Remove the tube retainer and poly cap from the i i Normally Open 01 Valve elevation should not
5. is disconnected from control tube 2 Carefully remove turf and soil from side of sprinkler to expose pilot valve and control tubing 3 Remove two retaining screws from the pilot valve housing 1 4 Pull the pilot valve assembly away from the sprinkler body and cut the control tubing just below tube retainer Unless pilot valve has been previously removed control tubing length will be sufficient for re connection 5 Remove tube retainer and remaining piece of control tubing from valve body fitting 8 Pull pilot valve body assembly out of x housing 6 Remove solenoid 2 by turning it counterclockwise 7 Remove selector shaft assembly 8 and plunger assembly 3 The selector shaft retains the plunger in the valve body 9 Remove diaphragm assembly 10 piston 9 spring 8 and o ring 4 10 Thoroughly clean and inspect all parts Replace damaged parts as necessary and reassemble in reverse order Note Refer to Illustrated Parts Breakout Book form number 368 0044 for part numbers Flushing Sprinkler WARNING NEVER STAND OR LEAN OVER THE SPRINKLER WHILE THE IRRIGATION SYSTEM IS BEING FILLED DURING MANUAL OR AUTOMATIC OPERATION OR WHEN PERFORMING SPRINKLER SERVICE A PROCEDURES DIRECT CONTACT WITH IRRIGATION SPRAY A FAILED OR IMPROPERLY INSTALLED SPRINKLER CONNECTION OR SPRINKLER COMPONENTS FORCIBLY EJECTED UPWARD UNDER PRESSURE CAN CAUSE SERIOUS INJURY 1 With sprin
6. type 5 Slide tube retainer over adapter area to secure tubing Control line pressure must be equal to or greater than mainline pressure Control line pressure range is 40 to 150 PSI 3 System Start Up The following is a recommended procedure that will protect system components during system start up The procedure is based on a velocity fill rate of less than 2 61 m per second See Table 3 below Table 3 Recommended System Fill Rate m sec 2 7 6 1 60 0 49 3 11 4 1 92 0 59 5 18 9 1 50 0 46 6 152 150 567 8 173 10 37 9 1 86 0 57 f 8 202 250 9463 1 70 10 37 9 1 41 0 43 20 75 7 1 80 0 55 30 113 6 1 84 0 56 WARNING NEVER STAND OR LEAN OVER THE SPRINKLER WHILE THE IRRIGATION SYSTEM IS BEING FILLED DURING MANUAL OR AUTOMATIC OPERATION OR WHEN PERFORMING SPRINKLER SERVICE PROCEDURES DIRECT CONTACT WITH IRRIGATION SPRAY A FAILED OR IMPROPERLY INSTALLED SPRINKLER CONNECTION OR SPRINKLER COMPONENTS FORCIBLY EJECTED UPWARD UNDER PRESSURE CAN CAUSE SERIOUS INJURY 1 Use a jockey pump only to fill the system at a velocity fill rate of less than 2 0 61 m per second A CAUTION Failure to comply with recommended fill rate will increase line pressure resulting in a water hammer effect that could damage sprinklers and piping components See Warning above 2 At all tees and greens use quick coupler keys with quick coupler valves to bleed air from the
7. 830S and 850S Series Rotary Sprinklers Installation amp Service Instructions TORO Count on it Introduction The 830S and 850S series full circle rotary sprinklers are designed specifically for golf course applications Manufactured from durable high strength engineering plastic and stainless steel components these sprinklers incorporate many innovative and time proven features for lasting maintenance free operation Prior to installing the sprinkler read through the recommended installation and start up procedures Please observe all WARNINGS and CAUTIONS when installing and operating this equipment Features Full 3 7 6 cm pop up clears tall grasses Nozzles color coded by radius and gallonage Cap serves as an effluent water indicator Variable stator Standard pressure regulation settings of 50 psi 3 4 bar 65 psi 4 5 bar 80 psi 5 5 bar or 100 PSI 6 9 bar to ensure consistently accurate nozzle performance regardless of elevation Three body activation types available Electric VIH Normally Open Hydraulic VIH and Check O Matic 830S Electric Valve In Head 850S Electric Valve In Head Three body thread types available NPT BSP and ACME Manual control at the sprinkler On Off Auto Electric VIH only Bowl vented discharge atmospheric minimizes the differential pressure required for regulation and ensures positive valve closure Electric VIH only All internal components serviceable from t
8. Servicing Main Valve WARNING IF THE VALVE SNAP RING IS DIFFICULT TO REMOVE RESIDUAL WATER PRESSURE MAY BE REMAINING IN THE SYSTEM TO PREVENT POSSIBLE SERIOUS INJURY DUE TO VALVE BEING A EJECTED UPWARD UNDER PRESSURE CONFIRM THE FOLLOWING CONDITIONS EXIST PRIOR TO REMOVING THE SNAP RING AND VALVE A WATER SUPPLY TO SPRINKLER IS SHUT OFF AT SOURCE B All PRESSURE IS BLED FROM SYSTEM INCLUDING CONTROL TUBES C AC POWER IS DISCONNECTED AT SOURCE 1 See WARNING above To remove valve assembly squeeze z snap ring ears together with snap ring pliers P N 995 100 and Figure 4 Figure 5 remove snap ring from sprinkler body See Figure 4 2 Use valve removal tool P N 995 08 for 830S or 995 09 for 850S to remove valve assembly from base of sprinkler body Valve removal tool is inserted into sprinkler body and pushed through valve ribs A slight twist will catch tool under ribs enabling valve removal by pulling straight up and out See Figure 5 Note If valve removal tool is not available use snap ring pliers to grasp rib of valve cylinder assembly and pull up and out of sprinkler body 3 Reinstall valve assembly using valve insertion tool P N 995 76 for 830S or 995 101 for 850S as follows e Load snap ring on insertion tool carrier with stepped side against carrier as shown in Figure 6 While holding snap ring in compressed position slide retainer clip in to hold snap ring ears e Load valve assembly on carrier as
9. e 3 for the following procedure 1 Remove cap screw 1 and cap 3 2 Insert hooked end of multi purpose tool P N 995 83 into slot in snap ring 8 Pull snap ring inward toward the sprinkler assembly then upward to remove from the snap ring groove in sprinkler body 3 Insert hooked end of multi purpose tool into slot over inner nozzle 7 and pull riser assembly out of sprinkler body 4 Grasp return spring 11 and riser 13 firmly and hold in place while removing nozzle base 5 Turn nozzle base assembly counter clockwise to remove 5 Carefully release tension from return spring 6 Remove spring and seal retainer o ring assembly 9 and 10 7 Remove rock screen 16 from bottom of riser assembly by turning it counterclockwise with edge of multi purpose tool or tips of snap ring pliers P N 995 100 8 Remove o ring 12 from top of riser assembly Q 9 Remove drive assembly 14 and stator 15 from riser assembly by C gt carefully pressing on end of threaded shaft 10 Using a 5 8 nut driver P N 995 99 unscrew main nozzle 4 from nozzle base assembly 11 Using a 7 16 nut driver P N 995 79 unscrew two inner nozzles 6 and 7 from nozzle base assembly 12 Thoroughly clean and inspect all parts and replace as necessary Reassemble in the reverse order Note During reassembly ensure snap ring is correctly installed and fully seated in snap ring groove Figure 3 6
10. he top of the sprinkler Large selection of color coded nozzles available m Durable plastic and stainless steel construction Specifications and Performance Application Data Spike Guard solenoid for superior surge protection 830S Series 850S Series m Radius 55 89 16 8 27 1 m m Radius 55 100 16 7 m 30 4 m m Flow Rate 13 6 45 3 GPM 51 4 171 5 I mn m Flow Rate 13 9 61 7 GPM 52 6 233 5 I mn m Trajectory 25 m Trajectory 25 m Arc Full Circle m Arc Full Circle m Recommended Operating Pressure 50 100 PSI m Recommended Operating Pressure 50 100 PSI 3 5 6 9 Bar 3 5 6 9 Bar m Minimum Pressure 40 PSI 2 8 Bar m Minimum Pressure 40 PSI 2 8 Bar m Maximum Pressure 150 PSI 10 3 Bar m Maximum Pressure 150 PSI 10 3 Bar m Precipitation Rate Precipitation Rate m Minimum 0 46 hr 11 7 mm hr a Maximum 0 63 hr 16 mm hr Body Height 10 25 4 cm Pop Up Height 3 7 6 cm 1 NPT BSP or ACME Female Thread Inlet Spike Guard Solenoid a 24 V a c 50 60 Hz a Inrush Current 50 Hz 0 17 Amps 4 1 VA 60 Hz 0 12 Amps 2 9 VA a Holding Current 50 Hz 0 15 Amps 3 6 VA 60 Hz 0 10 Amps 2 4 VA a Manual Control Electric VIH only On Off Auto m Nozzle Variations See chart on page 2 Check O Matic model checks up to 37 11 3 m of elevation a Minimum 0 50 hr 12 7 mm hr a Maximum 0 72 hr 18 3 mm hr Body Height 11 27 9 cm Pop Up Height 3 7 6 cm 1
11. ing No wind 55 of diameter 1 Yellow Yellow Blue 4mphwind 50 of diameter h wi 45 of di 5 Blue Yellow Blue 8 mph wind 5 of diameter 3 Brown Yellow Orange 1 Triangular Spacing No wind 60 of diameter 4 Orange Yellow Orange 4mphwind 55 of diameter 8mphwind 50 of diameter 5 Green White Gray i 1 Single Row Spacing 6 Gray White Gray Nowind 50 of diameter 7 Black White Red 4mphwind 50 of diameter 8mphwind 45 of diameter 8 Red White Red Note Designing for zero 0 mph 9 Beige White Beige wind conditions is not recommended Used with 850S series sprinklers only Design for worst wind conditions For additional information refer to Toro Technical Data Manual form number 490 1737 Radius shown in feet Sprinkler radius of throw per ASAE standard 398 1 EE Not available at these pressures Precipitation Rate Formulas 1 Square spaced sprinklers in pattern GPM of full circle x 96 3 Spacing 1 Triangular spaced sprinklers in pattern GPM of full circle x 96 3 Spacing 0 866 1 Area and flow Total GPM of zone x 96 3 Total irrigated square feet of zone s 1 Single row GPM of full circle x 96 3 Spacing Scallop Installation Procedure To assure maximum performance from your 800S series sprinklers read these instructions completely prior to installation or service Constructing Swing Joints Figure 1 2 Flush lines thoroughly prior to
12. kler operating carefully step down on center of cap several times Water will flow around riser and flush out debris 2 Cycle sprinkler on and off several times to check for proper retraction Cap should be even with top of body flange when fully retracted If riser sticks in up position check for debris lodged between riser and body Flush out all debris Remove sprinkler mechanism if necessary 2002 The Toro Company Irrigation Division Form Number 373 0243 Rev A
13. ly and install correctly Foreign object keeping valve from seating Remove clean and check valve for damage Replace if necessary Damaged piston seal or piston assembly Replace valve assembly Control field wires severed Isolate and repair No power to controller Establish controller power No power from controller to solenoid Check for blown fuse and replace Manual control selector on pilot valve assembly turned to OFF position Turn to AUTO position Pilot valve solenoid inoperative Remove and replace Pilot valve plunger movement restricted Inspect clean and or replace No supply from main valve Debris in control tube main valve assembly and or communication passages in body Flush thoroughly 5 VALVE WON T OPEN Hydraulic SPRINKLER WEEPING Slow leak in valve SEVERAL VALVES ON DIFFERENT STATIONS FAIL TO CLOSE Hydraulic Servicing Procedures Plugged controller discharge line or discharge port in pilot valve Verify by checking for discharge at discharge line when station is activated If no discharge refer to Controller Service Manual Damaged or blocked valve seat Remove blockage and if necessary replace valve assembly Damaged piston seal or piston assembly Replace valve assembly Low pressure on supply line Check for low pressure reason and correct Elevation of normally closed sprinkler exceeds 75 22 9 m differen
14. sembly defective Replace drive assembly Nozzle base assembly defective Replace nozzle base assembly Dirt in riser assembly Flush out See Flushing Procedure on page 11 Damaged or missing return spring Replace Damaged riser Replace Nozzle plugged with debris Clean or replace nozzle Nozzle orifice damaged Replace nozzle Low operating pressure Determine why system overloaded and correct POSSIBLE CAUSE CORRECTIVE ACTION a Continuous 24 VAC to sprinkler Check controller for voltage source Leak in pilot valve assembly Replace pilot valve assembly Plugged supply screen on piston Clean or replace screen Manual control selector on pilot valve assembly turned to ON position Turn to AUTO position Plunger movement restricted Inspect and clean or replace Valve cylinder misaligned with sprinkler body communication tube Remove valve assembly and install correctly Foreign object keeping valve from seating Remove clean and check valve for damage Replace if necessary Damaged piston seal or piston assembly Replace valve assembly Leak in control tubing Isolate and repair Pilot valve leak in controller Confirm by observing constant dripping from discharge line of controller Refer to Controller Service Manual Valve cylinder misaligned with sprinkler body communication tube Remove valve assemb
15. shown e Locate position of communication tube in bottom of sprinkler body and orient insertion tool accordingly e Insert tool straight down into sprinkler body aligning bosses on t handle with holes on sprinkler body flange When valve assembly clears vertical side wall ribs inside body pull up on snap ring release mechanism 850S models only and press valve assembly into position Snap ring will lock into groove when properly installed Remove insertion tool and check snap ring to confirm that it is fully seated in groove Figure 6 Snap Ring In Retainer Clip Snap Ring Release Mechanism Stepped Side of Snap Ring Valve Assembly Orientation In Carrier Valve Assembly Pressed Into Position Snap Ring _Released Servicing Pilot Valve WARNING NEVER STAND OR LEAN OVER THE SPRINKLER WHILE THE IRRIGATION SYSTEM IS BEING FILLED DURING MANUAL OR AUTOMATIC OPERATION OR WHEN PERFORMING SPRINKLER SERVICE A PROCEDURES DIRECT CONTACT WITH IRRIGATION SPRAY A FAILED OR IMPROPERLY INSTALLED SPRINKLER CONNECTION OR SPRINKLER COMPONENTS FORCIBLY EJECTED UPWARD UNDER PRESSURE CAN CAUSE SERIOUS INJURY Note Refer to Figure 7 for the following procedure 1 Make sure that the water supply to sprinkler is positively shut off and any residual pressure Figure 7 has been bled off If the sprinkler is pressurized main valve will open when the pilot valve
16. system lines during the filling process For best results do not compress air and then relieve it bleed the air constantly while filling the system 3 After water has filled all lines and all air is removed remove the quick coupler keys Pilot Valve Operation Electric Models Only The pilot valve controls the operation of the main valve located in the base of the sprinkler body The main valve is operated by the release of water metered through the pilot valve when it is activated either manually at the sprinkler or by the irrigation system controller The pilot valve regulates the water pressure to the sprinkler nozzle Pressure regulation compensates for large variations within the system and maintains a constant pressure for optimum sprinkler operation The pilot valve is factory set to regulate one of four pressure levels 50 psi 3 4 bar 65 psi 4 5 bar 80 psi 5 5 bar or 100 PSI 6 9 bar The sprinkler operation mode is set using a Toro Selector Tool P N 995 15 inserted through the body flange onto the pilot valve D shaped selector cam The AUTO mode permits automatic operation from the system controller The ON mode opens the main valve for manual operation and OFF mode prevents the main valve from opening Troubleshooting E Pilot Valve Possible equipment failures with causes and corrective action are listed below PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION SPRINKLER WILL a No 24 VAC to coil assembly Electric Models
17. tial Control tubing leak which lowers supply pressure to other stations Turn controller from station to station until a station is reached where only valves on that station stay open The leak would be in the tubing on that station Isolate and repair Leak in supply line to controller Verify by checking pressure in all control lines Leak in controller pilot valve Verify by constant discharge from controller Plugged supply line filter Replace filter if more than 3 psi 0 21 bar differential exists The 800S series sprinklers are designed to provide the user trouble free operation for many years without scheduled maintenance If it becomes necessary to disassemble the sprinkler to correct a malfunction or replace a component all internal parts of the sprinkler can be accessed from the top Refer to the Troubleshooting Procedure in this manual in the event of a malfunction Some special tools are required for disassembly and or maintenance of the sprinkler and are available from your Toro dealer NEVER STAND OR LEAN OVER THE SPRINKLER WHILE THE IRRIGATION SYSTEM IS BEING FILLED DURING MANUAL OR AUTOMATIC OPERATION OR WHEN PERFORMING SPRINKLER SERVICE A PROCEDURES DIRECT CONTACT WITH IRRIGATION SPRAY A FAILED OR IMPROPERLY INSTALLED SPRINKLER CONNECTION OR SPRINKLER COMPONENTS FORCIBLY EJECTED UPWARD UNDER PRESSURE CAN CAUSE SERIOUS INJURY WARNING Servicing Sprinkler Mechanism Note Refer to Figur
Download Pdf Manuals
Related Search