Page 2 - ORDERING INFORMATION
IMMERSION WELLS AND COMPRESSION FITTINGS 68-0040—04 2 ORDERING INFORMATION When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the TRADELINE® Catalog or price sheets for complete ordering number. If you have additional questions, need furth...
Page 7 - GENERAL INFORMATION; Immersion Wells; Material Selection
IMMERSION WELLS AND COMPRESSION FITTINGS 7 68-0040—04 GENERAL INFORMATION Immersion Wells An immersion well consists of a metal tube, called the well shell, closed on one end. A well spud externally threaded to fit standard boiler tappings is welded or brazed on the open end. See Fig. 1. The well is...
Page 8 - Securing Bulb in Well; Capillary Compression Fittings; Element Holders; INSTALLATION; When Installing this Product...; WARNING
IMMERSION WELLS AND COMPRESSION FITTINGS 68-0040—04 8 threaded end of the spud can extend into the controlled medium. Consider this additional length when determining how far the well extends into the controlled medium. The length of the well shell starting at the end of the spud defines the inserti...
Page 9 - Immersion Well Mounting; Securing Bulb with Mounting Clamp; Securing Bulb with Spring Clip
IMMERSION WELLS AND COMPRESSION FITTINGS 9 68-0040—04 WARNING Electrical Shock Hazard or Equipment Damage Hazard. Can cause sever injury, death or short equipment circuitry. Disconnect all power supplies before installation. Most equipment manufacturers provide a tapping for temperature controller s...
Page 10 - Securing Bulb in Wells with Setscrew
IMMERSION WELLS AND COMPRESSION FITTINGS 68-0040—04 10 Fig. 6. Mounting spring clip into well spud. Securing Bulb in Wells with Setscrew Wells with a spud setscrew are designed for use with controllers that have armored capillary with a brass collar at the bulb end of the armor. The setscrew tighten...
Page 11 - Duct Mounting with Capillary Compression
IMMERSION WELLS AND COMPRESSION FITTINGS 11 68-0040—04 Fig. 11. Mounting sensing bulb and 311266D Bulb Holder in duct. NOTE: Dimensions shown in in. (mm). Duct Mounting with Capillary Compression Fitting In some duct-mount application, it is desirable to use a compression fitting to reduce air leaka...
Page 12 - Bulb Shields; CAUTION
IMMERSION WELLS AND COMPRESSION FITTINGS 68-0040—04 12 Bulb Shields A bulb mounted outdoors requires protection of a bulb shield. 1. Expose the bulb to representative air temperature but not direct sunlight. 2. Mount it high enough so: a. Accumulated snow, leaves or other debris can- not obstruct ai...
Page 13 - CHECKOUT
IMMERSION WELLS AND COMPRESSION FITTINGS 13 68-0040—04 CHECKOUT When installation is complete, check it as follows: 1. Visually inspect the fittings in hydronic applications for leakage. 2. If necessary, tighten these fittings. 3. Ensure excess capillary is coiled beneath the controller case. 4. Ens...