| 5.3102.6a
Check for presence of asbestos-containing materials (ACMs) | Potential ACMs will be handled in accordance with SWS 2.0110.2 Potential Asbestos-Containing Materials | Ensure a safe work environment |
| 5.3102.6b
Isolate reset valve location | Nearest valves on either side of valve location will be closed | Eliminate water supply to the valve location |
| 5.3102.6c
Install reset valve and associated piping | Reset valve and associated piping will be installed between distribution supply and return headers in accordance with valve and boiler manufacturer specifications System will be refilled and air will be eliminated | Allow distribution loop flow to the bypass boiler |
| 5.3102.6d
Reinsulate area | Where insulation was removed, valve and associated piping will be reinsulated with new insulation to
IECC
IECC
International Energy Conservation Code
and
ASHRAE
ASHRAE
American Society of Heating, Refrigerating and Air-Conditioning Engineers, www.ashrae.org
90.1, at a minimum | Reduce energy loss Maintain safe surface temperature |
| 5.3102.6e
Determine location of outdoor sensor | Optimal outdoor location (e.g., north facing, shaded, away from heat sources and exhaust outlets, exposed to typical wind conditions, and in a secure location) will be determined by visual inspection of building exterior | Determine optimal location for outdoor sensor |
| 5.3102.6f
Install sensors | Hot water supply sensor will be located on distribution supply header downstream of reset valve Outdoor sensor will be installed in optimal location in accordance with manufacturer specifications Presence and function of thermometers on supply and return headers will be verified; thermometers will be installed or replaced as necessary Strap-on piping temperature sensors will be connected tightly to piping; piping and sensor reinsulated with new insulation in accordance with
IECC
IECC
International Energy Conservation Code
and
ASHRAE
ASHRAE
American Society of Heating, Refrigerating and Air-Conditioning Engineers, www.ashrae.org
90.1, at a minimum Immersion-type sensors will be provided with heat transfer grease between sensor and thermowell in accordance with manufacturer specifications | Properly install sensors in optimal locations |
| 5.3102.6g
Mount control panel | Control panel will be mounted and wired in accordance with manufacturer specifications and protected from tampering by unauthorized personnel | Ensure proper code-compliant installation of control panel |
| 5.3102.6h
Connect sensors and valve | Sensors and valve will be connected with wiring in accordance with manufacturer specifications and protected from friction and abrasion as it passes through building components | Properly connect sensors and valve |
| 5.3102.6i
Set up control panel | Control optimization will be followed in accordance with SWS 5.3104.5 Optimize Outdoor Reset Valve Controller (Hot Water) | Ensure optimization of control |
