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SAND FILTER
INSTRUCTIONS
INGROUND FILTERS
AC 316GS, AC 366
• Phillips head screwdriver
TOOLS
• Flat head screwdriver
REQUIRED
• O-ring lube
10444

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Do you have a question about the AC 316GS and is the answer not in the manual?

Questions and answers

Jeff M. Neidhardt
July 28, 2025

Is there a seal/gasket kit for the 6 way head?

Summary of Contents for Blue Torrent AC 316GS

  • Page 1 SAND FILTER INSTRUCTIONS INGROUND FILTERS AC 316GS, AC 366 • Phillips head screwdriver TOOLS • Flat head screwdriver REQUIRED • O-ring lube 10444...
  • Page 2 SAND FILTERS 316 & 366 PARTS REF # MODEL # DESCRIPTION AC 18120 Support Base AC 17647 Drain Plug AC 15245 Folding Lateral 31” AC 34495 Folding Lateral 36” AC 18608 Flange Clamp AC 18609 Clamp O-Ring AC 93408 6 Way Valve...
  • Page 3 ASSEMBLY INSTRUCTIONS FOR SAND FILTER STEP 1 • Using Phillips head screwdriver, remove the closure clamp from the valve assembly. You only need to unscrew one side completely as it can be removed and reinstalled without unscrewing both screws. • Remove the valve from the tank and place it to the side until instructed to reattach it.
  • Page 4 FOR 31” and 36” SAND TANKS • 31” and 36” diameter filters use a folding lateral underdrain • Position underdrain in tank • “Unfold” the laterals downward—they pivot into position • Set underdrain assembly into bottom of tank...
  • Page 5 STEP 2 • The filter and pump should be attached to the base prior to filling the filter with sand as it will be difficult to maneuver after the tank is full. STEP 3 • Before filling tank with sand, cover standpipe with a plastic bag to prevent sand from entering standpipe.
  • Page 6 STEP 3 — CONTINUED • Add filter grade sand (sold separately) to filter tank around standpipe. The approximate amount of sand necessary will vary based on the size filter you purchased. 31” Tank ..500 Lbs. 36” Tank ..600 Lbs. NEVER FILL SAND TANK MORE THAN 1/2 TO 3/4 NOTE OF THE WAY.
  • Page 7 STEP 5 Once valve is in place, hold clamp as shown and • position clamp around lip of filter and over edge of valve. • The clamp should sit flat around the lip of the tank and valve. If it is not sitting flat the clamp will leak. Make sure that the screws of the clamp are lined •...
  • Page 8 STEP 6 • The valve ports are labeled “RETURN”, “PUMP” and “WASTE” with raised letters next to the openings. • Cover the threads of each straight fitting with Teflon tape and thread one fitting into each of the 1-1/2” threaded openings on the valve. •...
  • Page 9 OPERATING YOUR FILTER Your filter cannot be run if the water is not at the proper level in the pool. Running NOTE the filter without water can cause serious damage to your pump and filter. Prime filter prior to starting up filter system. DO NOT turn motor on until system has been primed, •...
  • Page 10: Troubleshooting

    TROUBLESHOOTING SHORT POOL WATER WATER FLOW FILTER CYCLES WON’T CLEAR UP 1. Check skimmer and pump 1. Check for algae in pool and 1. Check chlorine, pH and total strainer baskets for debris. superchlorinate as required. alkalinity levels and adjust as required.
  • Page 11: Year Limited Warranty

    Blue Torrent’s PUMPS AND FILTERS are warranteed as follows: 1 YEAR LIMITED WARRANTY Blue Torrent warrants its Pumps and Filters to be free of defects in material and/or workmanship for a period of one year from the original date of purchase and/or installation.

This manual is also suitable for:

Ac 366