Joints freezing up and locking
[DOC File]Section 13030 - Special Purpose Rooms
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All lines shall be installed to allow for linear expansion of copper after start-up. Suction Lines: Size for velocity of 500-700 FPM on horizontal runs and show a slight pitch toward condensing unit. When condensing unit is located below evaporator and there is no possibility of trapping oil, size vertical runs same as horizontal runs.
[DOC File]Grade 7 Science Study Guide
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Freezing Point: 0 degrees at sea level on the Celcius scale, the temperature at which water freezes. ... Joints – this is where a structures parts are joined together. Mobile Joints – joints that allow movement. ... is made up of one or more pure, naturally occurring, non-living, crystal like materials called minerals.
[DOCX File]STATEMENT OF WORK
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f) Test the reclaimed glycol before using on the next coil to ensure protection against freezing to at least -40 F. Adjust concentration of glycol as necessary. g) Clean up any spill that occurred during winterization. h) Report to COR/Utility Shop Foreman if any valve does not positively stop the flow of chilled water to the coil being winterized.
[DOCX File]Section 23 22 13 - STEAM AND CONDENSATE HEATING PIPING
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Screwed: Threads shall conform to ASME B1.20.1; joint compound shall be applied to male threads only and joints made up so no more than three threads show. Coat exposed threads on steel pipe with joint compound, or red lead paint for corrosion protection.
[DOC File]General Knowledge Guidelines
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The driveshaft is composed of the universal joints, slip joints and connecting shafts. ... LRS will load and pump a methanol pill to keep the well from freezing up. ... fabricated as a short section of heavy wall tubular with a machined internal surface that provides a seal area and a locking profile. Landing nipples are included in most ...
[DOC File]SITE WORK - ARE Forum
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Auger borings: most effective in sand or clay, bring up soil samples of 2 to 2.5 in. auger. Up to 50 feet. Wash borings: used when soil too compact to use auger. Water is forced through a 2-4 in. pipe. 100 feet or more. Core borings: most reliable. A diamond drill can penetrate through all materials, depths, and bring up complete cores of material.
[DOC File]OPERATION & MAINTENANCE MANUAL
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4.2 If there is any danger of freezing, dry lay up is recommended. Freezing can occur in the unit at the periphery of the HRSG, around drain lines and exposed piping. Even if the HRSG is in a building, cold air can enter the unit through the stack. If wet lay up is necessary during cold weather, heat must be supplied in the duct, and to the ...
[DOCX File]SECTION 33 10 00, WATER UTILITIES - Veterans Affairs
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Install water-distribution piping with restrained joints. Anchorages and restrained-joint types that may be used include: // concrete thrust blocks, // locking mechanical joints, // set-screw mechanical retainer glands, // bolted flanged joints, // heat-fused joints, // pipe clamps and tie rods, // Insert devices //.
[DOC File]Section 23 21 13 - HYDRONIC PIPING - WBDG | WBDG
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Solder Joints: Joints shall be made up in accordance with recommended practices of the materials applied. ... Lever actuator with minimum of seven locking positions, except where chain wheel is required. 2) Valves 200 mm (8 inches) and larger: Enclosed worm gear with handwheel, and where required, chain wheel operator. ... B. Provide tracing ...
[DOC File]SECTION 04220 - Government of New York
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Jun 07, 2017 · 3. Lap all end joints so they interlock at the first raised rib. Apply Type 3 sealant between the mating surfaces of the built-in portion of the receiver before interlocking end joints. G. Installing Cap Flashing in Receivers: 1. Insert the cap flashing into the receiver-locking slot.
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