Item | Description | Specifications |
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6 | Strainer isolation valves | Valve type: |
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| with chrome plated brass ball, PTFE seats, steel handle, with solder end |
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| connections. |
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| Pressure rating: 600 psi WOG, 150 psi WSP |
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| Orientation: Stem vertical up for lateral level operation. Offset valves on |
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| CHWS and CHWR piping to prevent interference from lever actuators |
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| when closed. |
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| Watts |
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| typical 4 |
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7 | Strainer | Type: |
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| stainless steel wire mesh liner, |
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| and solder end connections. Provide 19.05 mm (0.75 inch) ball valve |
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| for blowdown with cap and chain. |
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| Pressure rating: 400 psi WOG, 125psi WSP |
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| Orientation: with basket and blowdown valve directed down |
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| Watts S777 or equivalent |
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8 | System drain valve | Type: |
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| chrome plated brass ball, PTFE seats, and steel handle, with threaded |
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| connections. |
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| Pressure rating: 600 psi WOG, 150 psi WSP |
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| Watts |
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9 | Nipple | Type: |
10 | Cap | Type: |
11 | Hose | Type: |
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12 | Condensate line | Pipe: |
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| Fittings: Wrought Copper or Schedule 40 PVC |
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| Orientation: Sloping downward in a minimum angle of 1º (0.25 inch |
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| per 1 ft) and away from the MCS 5042 for gravity drain |
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13 | Compression fitting | Type: |
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| fitting, Parker Hannifin, |
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| typical 1 |
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14 | Hose barb | Type: |
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| Hannifin, |
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| contractor, typical 1 |
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15 | Hose | Type: |
16 | Hose | Type: |
17 | Filter* | HP recommends 1μm filter for optimal |
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| |
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| side stream flow configuration. Watts FM4X2 stainless steel housing or |
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| equivalent. Provide dielectric unions on both connections. Provide |
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| pleated cartridge rated for 1 μm. Depending on water quality, multiple |
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| units in parallel might be required. |
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18 | Manual air vent | Type: |
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| chrome plated brass ball, PTFE seats, and steel handle, with threaded |
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| connections. |
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| Pressure rating: 600psi WOG, 150psi WSP |
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| Watts® |
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19 | Nipple | Type: |
20 | Cap | Type: |