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INSTALLATION & SERVICE INSTRUCTIONS
690 Series Rotary Sprinkler
Introduction
The 690 Series Rotary Sprinkler is designed for irrigation of large turf areas such as golf courses, parks,
recreational fields and school grounds.
Manufactured from durable, high strength engineering plastic and stainless steel components, the 690 sprinkler
incorporates many innovative and time proven features for lasting, maintenance-free operation. Some of these
features are listed below.
Model 69X-06-XX Model 69X-01
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Conversion Information MODEL NUMBER CODE • All gallons per minute shown are U.S. • To convert to Imperial gallons per 69X-XX-XX minute, multiply by .833. • To convert to litres per minute, multiply by 3.78. Arc Cover Operation Nozzle Set • To convert pounds per square inch 1 = Quarter Circle A = 150° 0 = Standard 1 = Valve-in-head -90 = 3/8 in. (PSI) to atmospheres, divide by 14.7. 2 = Half Circle B = 165° Hydraulic N.O. -91 = 7/16 in. • To convert pounds per square inch Regular Speed C = 195° 2
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Connecting Electric Control Wires Table 1 - Wire Sizing Chart Maximum Allowable Length in Feet From Controller to VIH Sprinklers. 1. Route control wires to sprinkler location(s). Provide enough extra wire at sprinkler to allow for VOLTAGE WIRE SIZE NUMBER OF VALVES movement of sprinkler without straining wire AT connections. One common wire and one station CONTROLLER CONTROL COMMON 1 2 3 4 wire are required for each sprinkler. See Wire Sizing Chart, Table 1 for proper application. 110 VAC 14 14
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Two-Speed Sprinkler Alignment - Models 696 and 698 There are two types of full circle sprinklers which have special arcs of slower then regular speed. Alignment of the heads is critical for proper performance. The model 696 sprinkler is a two-speed head with two 60° and two 120° arcs of speed. A red button on the drive assembly indicates it is a two-speed 60°–120° head and acts as a pointer toward the center of the fairway or the next head in the row of sprinklers. The model 698 sprinkler is a t
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System Troubleshooting (continued) Sprinklers Possible equipment failures with causes and corrective action are listed below. PROBLEM POSSIBLE CAUSE – CORRECTIVE ACTION 1. Sprinkler won't rotate (a) Stator too large for nozzle - Use proper nozzle. (b) Debris wedged between stator and turbine - Remove obstruction. (c) Drive assembly defective - Replace with new drive assembly. 2. Head sticks up (a) Dirt in riser assembly - Flush out. (See Flushing Procedure.) (b) Damaged riser - Replace. 3. Poor
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Servicing Procedures Introduction The 690 Series rotary sprinkler is designed to provide the user trouble free operation for many years without scheduled maintenance. Should it become necessary to disassemble the sprinkler to correct a malfunction or replace a component, all internal parts of the sprinkler are accessible 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 spri
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13. To reinstall valve assembly with snap ring and to prevent damage to the communication tube in sprinkler body, use valve insertion tool (P/N 995-11). Valve insertion tool will automatically line up valve assembly with sprinkler body communication tube and correctly seat the snap ring. (See Figure 6). NOTE: It is possible to install the snap ring backwards (upside down). See inset in Figure 6 to insure that snap ring is installed in the correct manner. Figure 4 Using Snap Ring Pliers to Remove
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Servicing Pilot Valve Assembly Note: Assure water supply to sprinkler is positively shut off and all residual pressure has been bled. If sprinkler is pressurized, main valve will open when the pilot valve control tube is disconnected. Refer to Figure 7 for the following procedure. 1. Carefully remove turf and soil from side of sprinkler to expose pilot valve and control tubing. 2. Remove two retaining screws from pilot valve housing. 3. Pull pilot valve assembly away from sprinkler body and cut
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Figure 7 Pilot Valve, Current 7 12 8 9 11 10 4 3 5 1 6 2 Item No. Part No. Nomenclature Quantity Per Assy. 1 89-1905 Solenoid, Pilot Valve & Valve 1 2 89-6005 Adapter, Pilot Valve, NC 1 3 89-0001 Housing, Pilot Valve 1 4 360-0220 O-Ring, .070" x .551" x .691" 1 5 35-9993 Plunger Assy., Elec. 1 6 89-6003 Plunger Assy., NC 1 7 - - - - - Selector (See Service Parts and Assemblies below) 1 8 1-2035 O-Ring, .070" x .114" x .254" 1 9 89-6004 Body Assy., Pilot Valve 1 10 35-9970 Spring, 50 lbs., Bl
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Figure 8 690 Series Model Number Information 69X-XX-XXX Arc Body Nozzle Pressure Regulation * 1 = 90° Quarter Circle 01 = NPT, NO Valve-In-Head 90 8 = 80 PSI 2 = 180° Half Circle 02 = NPT, Check-O-Matic 91 1 = 100 PSI 4 = Full Circle 06 = NPT, Electric Valve-In-Head 92 § 6 = Full Circle, 2-Speed, 08 = NPT, NC Valve-In-Head (60°–120°) 8 = Full Circle, 2-Speed, * Pressure Regulation available on (180°–180°) Electric & NC VIH models only. ** A = 150° ** Special arcs not available on ** B = 1
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Item No. Part No. Nomenclature Quantity Per Assy. 1 3-2518 Plug, Cap , Rubber 1 2 3-3567 Screw, Machine, 1/4 - 20 x3/8" 1 3 3-3529 Cap Assy., Rubber Cover (Includes Item 4) 1 3582-3- Cover, Cap, Rubber 1 4 3-3532 Cap, Blank 1 5 9-2734 Strap, Spring 1 6 9-2738 Spring, Retraction 2 7 89-5816 Nozzle, Main, 3/8", #90 1 7 3-3542 Nozzle, Main, 7/16", #91 1 7 3-3543 Nozzle, Main, 1/2", #92 1 8 3-3535 Straightener, Stream 1 9 3-3531 Base, Nozzle, Full Circle 1 9 9-1079 Base, Nozzle, Part Circle 1 10 9-5
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© 2001 The Toro Company, Irrigation Division • An ISO 9001-Certified Facility Form No. 366-0041 Rev. B
