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General| Brand | SPENCE |
|---|---|
| Model | D Series |
| Category | Controller |
| Language | English |
Provides instructions for installation, maintenance, and parts for D Series pressure reducing pilots.
Details the Spence Pressure Regulator as a combination of D Series pilot and Type E main valve for pressure reduction.
Lists different Type D configurations including D, D2, D5, and D120 with their specific pressure control capabilities.
Specifies the maximum allowable inlet temperatures for cast iron and steel bodies.
Details the maximum permissible inlet pressures for cast iron and steel body regulators.
Outlines the pressure ranges covered by Type D, D2, D5, and D120 pilots.
Lists materials used for the regulator body, stem, disk, seat, diaphragm, gasket, and spring.
Provides the approximate weights for different Type D pilot configurations.
Lists available optional accessories for the D Series pilots.
Steps for planning the regulator installation, including location, traps, strainers, and bypass.
Instructions for flushing the main piping and mounting the main valve with diaphragm chamber down.
Steps for mounting the pilot, connecting bleedport fitting, tee, and restriction elbow.
Guidance on lapping sealing surfaces using grit compound and light pressure for better sealing.
References to detailed parts lists for Repair Kits and D Series/Options.
