Toro 1" (2.5 cm) Jar Top Anti-siphon Valve (53764) Installation and User's Guide
Contents
1. Refer to Figure 3 Bleed Screw external bleed Turn the bleed screw counterclockwise one full turn or until water begins discharging past the bleed screw threads Note Removing the bleed screw is not required for manual operation but can be removed to help flush debris from the upper diaphragm area To close the valve turn the bleed screw clockwise until it stops Do not over tighten Bleed Handle internal bleed To open the valve move the bleed handle coun terclockwise to the stop The valve will open as discharge water is routed internally downstream To close the valve move the handle clockwise until resistance is felt Do not over tighten Flow Control Adjustment The valve is set for maximum flow at the factory If flow adjustment is required use the following procedure 1 While the valve is operating use a small screwdriver to turn the flow control screw clockwise to decrease flow or counterclockwise to increase flow Figure 3 Flow Control Screw Bleed Screw Bleed Handle Note The flow control screw requires approximately seven turns to adjust from maximum to minimum flow A CAUTION Do not use the flow control to shut off the valve Do not force the flow control screw past the end of normal adjustment travel Damage to the flow control components can occur Maintenance Procedure The Toro Jar Top valve series features a threaded cap nut which enables the valve to be easily disassembled2. for maintenance See Figure 4 for the following proce dure Figure 4 1 Shut off the water supply and bleed pressure from the valve using the bleed screw 2 Turn the cap nut 1 counterclockwise to remove 3 Remove the cover assembly 2 by gripping the solenoid and gently rocking it back and forth until the assembly is loose and lifts off 4 Remove the spring 3 diaphragm 4 and divider 5 5 Turn the anti siphon cap 7 counterclockwise to remove 6 Remove the stem assembly 8 7 Inspect the valve body and internal parts for wear and debris Clean and reinstall parts into the valve body in reverse order Winterization When winterizing the sprinkler system using compressed air operate each valve manually from the timer or at the valve for a minimum of one minute enabling each valve to be thoroughly drained The Toro Promise Limited One Year Warranty The Toro Company and its affiliate Toro Warranty Company pursuant to an agreement between them jointly warrants to the owner against defects in material and workmanship for a period of one year from the date of purchase Neither The Toro Company nor Toro Warranty Company is liable for failure of products not manufactured by them even though such products may be sold or used in conjunction with Toro products During such warranty period we will repair or replace at our option any part found to be defective Return the
3. in a valve box below ground level e The installation site must be accessible to allow inspection and servicing e Additional control valves must not be installed downstream of the anti siphon valve e The anti siphon valve must be installed vertically with the top of the anti siphon cap level The valve must not be operated continuously for more than 12 hours in any 24 hour period e Installing a manual shut off valve between the main water supply and automatic valve or valve manifold is recommended for ease of valve maintenance and sprinkler system winterization e Where local water pressure exceeds 70 psi a pressure regulator should be used See Uniform Plumbing Code Sec 1007 b It is advisable to use a regulator with any automatic valve to assure long life as well as Figure 1 uniform and controllable operation i a Slip x Male Thread PVC Adapters 6 minimum SCH 80 PVC Pipe A From Water Source Manual Shut Off Valve Use SCH 80 PVC Above Ground ae 0 6a class 200PVC 9 o a o Underground Q a o o ay gq a Q O Q 8 a Figure 2 _ Valve Common Wire Waterproof Connector Model 53687 S Multi wire Cable from Timer Manual Operation Note The valve can be manually operated using the external or internal bleed controls
4. wire is recommended Using wire splice connectors attach either wire from each valve solenoid to the white cable wire This wire is designated as the valve common wire Connect the remaining wire from the solenoid to one of the color coded cable wires Ensure all wire connections are secure and waterproof A CAUTION Use Toro Waterproof Wire Connectors Model 53687 or grease caps on all wire splice connections to prevent corrosion connection failure and short circuit At the sprinkler timer connect the white common wire to the output terminal labeled C or COM Connect each color coded valve wire to the numbered output terminals in the order you wish the valves to operate during the automatic watering cycle Open the shut off valve from the water source Test valve operation using the timer or manually at the valve Jar Top Anti siphon Valve Models 53763 amp 53764 Installation and Operating Instructions Valve Installation Guidelines Ensure the following requirements in addition to all local code requirements are met when installing the Toro Jar Top Anti Siphon Valve e The installed height measured from the valve base must not be less than of 6 above the highest downstream outlet controlled by the valve The anti siphon valve must not be subject to standing water which can rise to less than 6 from the base of the valve e The anti siphon valve must not be installed indoors some spillage may occur or
5. Count on it Specifications Body Style e AVB 3 4 Female NPT 53763 e AVB 1 Female NPT 53764 Flow range 3 4 0 25 20 GPM Flow range 1 0 25 30 GPM Operating pressure 10 150 PSI Solenoid 24 V a c 60Hz nominal 19 V a c 60Hz minimum Inrush 0 40 amps 11 50 VA 24 V a c Holding 0 20 amps 5 75 VA 24 V a c Friction Loss GPM Flow 0 25 5 10 15 20 30 PSI Loss 3 4 2 0 4 2 42 48 176 1 2 0 21 31 23 3 8 8 1 Installation Procedure 1 From the shut off valve route a supply pipe to the valve installation site For UV protection use dark gray Schedule 80 PVC on the inlet pressurized side of the valve and all PVC pipe installed above ground Use Class 200 PVC on the underground sprinkler lines Flush the supply line thoroughly to remove all traces of dirt and debris Prepare two 1 slip male thread adapters with three to five complete wraps of PTFE tape evenly covering the threads A CAUTION Use only PTFE tape on threaded valve connections Pipe dope will damage plastic threads Install the threaded adapters into the valve and tighten securely Using PVC primer and cement install the valve to the PVC pipe as shown in Figure 1 Route a multi wire direct burial sprinkler valve cable from the sprinkler timer to the valve location If the cable run is less than 800 18 gauge wire is sufficient For dis tances from 800 2000 14 gauge
6. defective part to the place of purchase Our liability is limited solely to the replacement or repair of defective parts There are no other express warranties This warranty does not apply where equipment is used or installation is performed in any manner contrary to Toro s specifications and instructions nor where equipment is altered or modified NEITHER THE TORO COMPANY NOR TORO WARRANTY COMPANY IS LIABLE FOR INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES IN CONNECTION WITH THE USE OF EQUIPMENT INCLUDING BUT NOT LIMITED TO VEGETATION LOSS THE COST OF SUBSTITUTE EQUIPMENT OR SERVICES REQUIRED DURING PERIODS OF MALFUNCTION OR RESULTING NON USE PROPERTY DAMAGE OR PERSONAL INJURY RESULTING FROM INSTALLER S NEGLIGENCE Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you ALL IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR USE ARE LIMITED TO THE DURATION OF THIS EXPRESS WARRANTY Some states do not allow limitations of how long an implied warranty lasts so the above limitation may not apply to you This warranty gives you specific legal rights and you may have other rights which vary from state to state 2007 The Toro Company Consumer Division An ISO 9000 certified Company Toro HelpLine 800 367 8676 www toro com Form Number 373 0309 Rev B
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