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INSTALLATION GUIDE
GB3-CT
50 GPM Super-Capacity Grease Interceptor for Indoor Use
Contents
Special Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Getting to Know the GB3-CT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
On the Floor Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Buried Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-9
Part #: 057-1271-05
Find these instructions online at: schierproducts.com/gb3-ct
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Summary of Contents for Schier GB3-CT
- Page 1 Special Precautions .........2 Getting to Know the GB3-CT ....... .3 On the Floor Installation .
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Page 2: Special Precautions
SPECIAL PRECAUTIONS For Schier Grease Interceptor Installations - Failure to follow this guidance voids your warranty DO NOT AIR TEST UNIT OR RISER SYSTEM! Do not install this unit in any manner Doing so may result in property damage, personal injury or death. -
Page 3: Getting To Know The Gb3-Ct
GETTING TO KNOW THE GB3-CT Cover 8. Connection Fitting Gaskets (x4) 15. Cover Gasket 2. Standard Installation Flow 9. Bulkhead Connection 16. Air Relief/Visual Access Control Cartridge Retaining Nuts (x4) 17. Outlet 4" FPT Connection 3. 50 GPM Flow Control Extension 10. -
Page 4: On The Floor Installation
Cap all unused connection points with 4" cleanout plugs using pipe thread sealant or tape approved for use with plastics. Insert diffuser into chosen outlet and hand tighten retaining nut. Straight-through GB3-CT Installation Guide Page 4 of 9... - Page 5 Slide flow control cartridge into top of inlet diffuser and rotate clockwise until cartridge drops onto flow control retainer pins. Continue rotating clockwise until pins are fully seated. GB3-CT Installation Guide Page 5 of 9...
- Page 6 Wet or Air Test Piping Per Local Code Leak? Call customer care at DO NOT AIR TEST UNIT OR RISER SYSTEM! 913-951-3300 Doing so may result in property damage, personal injury or death. 8a – 5p M – F CST GB3-CT Installation Guide Page 6 of 9...
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Page 7: Buried Installation
Cap all unused connection points with 4" cleanout plugs using pipe thread sealant or tape approved for use with plastics. Insert diffuser into chosen outlet and hand tighten retaining nut. Straight-through GB3-CT Installation Guide Page 7 of 9... - Page 8 PVC primer/cement. Excavation 6" 6" 6" 6" or more Excavate hole 6" larger than interceptor on all sides. Add crushed aggregate (approximately 3/4" size rock or sand, with no fines) to base of hole. GB3-CT Installation Guide Page 8 of 9...
- Page 9 4" thick concrete pad. (sold additionally). Contact Customer Care for more details. Backfill evenly around tank using crushed aggregate (approximately 3/4" size rock or sand, with no fines), finish with a minimum 4" thick concrete pad. GB3-CT Installation Guide Page 9 of 9...