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- Model SP 3 Inch - Pitless Unit
Model SP 3 Inch -Pitless Unit
Complete pitless units - casing, discharge outlet, internal parts complete with pull pipe, and watertight or ventilated caps. Full diameter access in well with no obstructions and recessed stainless steel sealing surface or stainless steel discharge. Corrosion free or corrosion protected parts - stainless steel elbow (cast iron elbow on 8" unit), galvanized pipe, stainless steel adjusting nut, painted casing. Support plate at top of unit holds weight to take stress off internal parts, and ground screw included for electrical pump cable.
NOTE: SP UNITS ARE AVAILABLE AT SPECIAL BURY DEPTHS BY QUOTE PER APPLICATION.
NOTE: Length of internal parts are bury depth plus 12 inches for well codes, or 4 ft. bury is approximately 5.5 ft. long.
NOTE: All pitless units listed above have passed the pitless adapter standard Illinois Code, PAS-1, PAS-2, PAS-97(12).
Since 1952 Protect your precious water supply with a Merrill Manufacturing™ Pitless Unit. The highest quality installation that includes steel casing from below frost line up to and above ground level, this provides the best for water safety and sanitation. They save the contractor installation and servicing headaches, and give the well owner years and years of long trouble-free service.
1) 100% PRESSURE TEST OF ALL UNITS* at factory to insure seal to discharge plus parts are pinned in place.
Benefit - Guarantees pitless unit lines up and seals when servicing well.
2) POSITIVE MECHANICAL SEAL* By simply turning the stainless steel adjusting nut at the top of the well. Custom wrench available from the factory.
Benefit - Easy to work on and will not rust.
3) FULL DIAMETER ACCESS TO WELL No obstructions that may need to be removed before working on well, common to pitless adapters.
Benefit - Eliminates extra work when re-working or re-drilling well.
4) STAINLESS STEEL DISCHARGE AND STAINLESS STEEL ELBOW* to insure a long life, and easy disengaging for future work on pump or well. Outside of pitless casing is painted, not standard with other companies.
Benefit - Long service life, easy service for years to come.
5) SUPPORT PLATE HOLDS WEIGHT* Minimize danger of losing pump or pipe down well.
Benefit - Will support more weight.
6) CABLE SLOT IN SUPPORT PLATE allows you to install and service pump without a splice in submersible cable.
Benefit - Splice in cable could be eliminated.
7) GROUND SCREW IN SUPPORT PLATE* provides a simple and easily accessible connection for the electrical ground of the pump cable.
Benefit - Easy connection for ground wire.