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Superior 800 Disassembly Instructions Manual
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Superior 800 Disassembly Instructions Manual

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Model 800
Disassembly Instructions
and Troubleshooting

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Summary of Contents for Superior 800

  • Page 1 Model 800 Disassembly Instructions and Troubleshooting...
  • Page 2 Index Adaptor Disassembly Instructions (6-9) Troubleshooting: •Valve opens only part way (14) •Valve will not open (14,15) •Valve will not close (10-12) •Water leaks out around flow-control stem (15) •Water leaks out around manual bleed screw (16) •Water leaks out between adaptor and valve body (17) •Water leaks out between adaptor top and bottom (17) Page Solenoid Disassembly Instructions (2,3) Parts, Sub-Assemblies, and Repair Kits (18)
  • Page 3 Solenoid Disassembly Instructions 1. Unscrew and remove retaining 2. Using a flathead screwdriver, nut from solenoid post and slide unscrew and remove solenoid coil and U-frame off of solenoid post from top of adaptor. post.
  • Page 4 Solenoid Disassembly Instructions 3. Solenoid plunger will drop out of Solenoid cavity: The center port is the exhaust port. The other port plunger tube as post is removed connects the solenoid cavity to the from solenoid cavity. diaphragm chamber.
  • Page 5 Removing the 800 Adaptor from the Anti-siphon Body 1. After shutting off water supply to 2. Using channel locks, remove the adaptor, remove solenoid anti-siphon cap from valve body. retainer nut, coil, and U-frame from solenoid post.
  • Page 6 Removing the 800 Adaptor from the Anti-siphon Body 3. Unscrew manual bleeder a few 4. Apply a wrench to hex portion turns to relieve pressure from (neck) of adaptor and unscrew it the top of the diaphragm. from the valve body.
  • Page 7 Adaptor Disassembly Instructions 1. Use a 7/16” wrench to apply to 2. Remove seat disc, disc holder shaft and 9/16” wrench to and spring from the shaft. unscrew seat disc retaining nut.
  • Page 8 Adaptor Disassembly Instructions 4. Lift top straight up until 3. Using a Phillips head metering rod clears the top of the screwdriver, remove screws from diaphragm shaft. It may be top of adaptor. necessary to pry the top loose from lower housing using a flathead screwdriver.
  • Page 9 Adaptor Disassembly Instructions 5. Lift and remove diaphragm 6. To disassemble diaphragm assembly, use a 7/16” wrench to assembly from lower diaphragm hold shaft, and 9/16” wrench to housing. remove nut at top of diaphragm shaft.
  • Page 10 Adaptor Disassembly Instructions 7. To remove flow control stem 8. Unscrew flow control stem from top of adaptor, first remove from under side of top. the nut and cross-handle from top of stem.

  • Page 11: Troubleshooting

    Troubleshooting PROBLEM: Valve will not close CAUSE #1: Malfunctioning solenoid CAUSE #2: Solenoid plunger is unable to seal exhaust Debris in valve body prevents rubber seat port due to debris in solenoid chamber or disc from seating onto brass seat in anti- plunger being stuck in plunger tube and siphon body.
  • Page 12 Troubleshooting PROBLEM: Valve will not close CAUSE #3: Open manual bleeder CAUSE #4: Torn Diaphragm If no water exhausts from manual SOLUTION: bleeder, the likely cause is a buildup of Disassemble valve and replace minerals on the metering rod that is preventing water from entering the diaphragm diaphragm chamber.
  • Page 13 Irrigation valves and adaptors have a minimum flow requirement in order to close. The larger the valve size, the greater the minimum flow requirement . A ¾” 800 adaptor has a minimum flow requirement of about 5 GPM. SOLUTION: Sometimes, reducing the flow by turning...
  • Page 14 Troubleshooting PROBLEM: Water weeps past the valve and seeps out of the lowest head. CAUSE #1: CAUSE #2: Small debris under rubber seat disc or If there is no evidence of debris or pits in pitted rubber seat disc. the rubber seat disc, the likely cause is that SOLUTION: the nut at top of diaphragm assembly is loose allowing water to seep past the...
  • Page 15 Troubleshooting PROBLEM: Valve will not open when energized. CAUSE #1: CAUSE #2: Solenoid is not receiving power Enlarged inlet orifice at bottom of diaphragm shaft is allowing water to enter SOLUTION: diaphragm chamber at a rate greater Place your fingers around the solenoid than it can exit through solenoid exhaust coil to see if it is receiving power.
  • Page 16 Troubleshooting PROBLEM: Valve will not open when energized. PROBLEM: Water leaks out of top of CAUSE #3: If adaptor was recently taken apart adaptor where flow control stem and reassembled, it is possible that the protrudes from top housing. diaphragm was not aligned properly. There are CAUSE: Damaged flow control o-ring.
  • Page 17 Troubleshooting PROBLEM: Water leaks out around manual bleed screw CAUSE #2: CAUSE #1: Bleed screw cannot be screwed all the Damaged o-ring on bleed screw. way down due to disappearing threads in SOLUTION: opening. This is caused by a transfer of Replace bleed screw.
  • Page 18 Troubleshooting PROBLEM: Water leaks out of adaptor PROBLEM: Water leaks out between between top and lower section and adaptor and anti-siphon body. tightening top screws does not stop CAUSE: Damaged fiber body washer. leakage. SOLUTION: Replace damaged fiber body CAUSE: Freezing temperatures. Water washer.

  • Page 19: Repair Kits

    Parts, Sub-Assemblies, and Repair Kits Solenoid Coil: 16008 (all sizes) Solenoid Stem and Plunger Assembly: 16010-2A Solenoid Assembly: 16200 Manual Bleed Screw: 15013 (all sizes) Flow-Control Stem (includes o-ring): ¾”-15220, 1”-15221, 1 ¼”-15222, 1 ½”-15223, 2”-15224 Diaphragm: ¾” thru 1 ¼”-15019, 1 ½”-3”-15020 Diaphragm Assembly : ¾”-15208, 1”-15209, 1 ¼”-15210, 1 ½”-15211, 2”-15212 Fiber Body Washer: ¾”-15053, 1”-15054 Repair Kits (includes all rubber and fiber parts): ¾”-17301, 1”-17302, 1 ¼”-17303, 1...