HVAC Controls Replacement Phase III

Added: May 05, 2010 11:25 am Provide all necessary labor and materials to complete the HVAC Controls Replacement Phase III project at the New York Harbor Healthcare System-Brooklyn Campus.



Scope of Work



1. The Project involves replacing the existing controls for air handling units AC-14, Chapel AHU, Canteen AHU, A/C 2A, Dietetics A/C, 2nd Floor Southeast A/C, Bldg 14 Mcquay A/C, Bldg 14 AAON, Bldg 14 Carrier units, Bldg 14 Liebert units, Bldg 8 Governaire, Bldg 8 AAON, Bldg 8 All fans,18th Fl Elevator , Bldg 4 Eng #1, Bldg 4 Eng #2, Bldg 8 CT, Mammoth A/C, DDTU Trailer, Chapel Corridor, 10 East Cardiac unit, 3rd Floor Trane CT, 3rd Floor Carrier A/C, X-Ray Room 5, Telephone switch room Liebert units and MRI Roof top and connect all units to existing DDC System.

2. Install new conduits for control wiring to air handling units for control.

3. Install new dampers, control valves, motor actuators and motor starters, new pressure sensors, temperature sensors and filter gauges for air handling units.

4. Install variable speed drives and motors on air handling units and connect to existing DDC control system in the A/C Plant bldg 4.

5. Install interface controls on the ER Air handling unit with DDC head end computer system in the A/C Plant bldg 4.

6. Install variable speed drive and motor on North Building Mechanical room exhaust fan and connect to the existing DDC control system.

7. Install status alarms for Sanitary ejector pumps, Storm leader ejector pumps, North Building Condensate pumps, South Building Condensate pumps, A/C condensate pumps, Dental vacuum pumps and dental compressed air pumps.

8. Install status monitoring system on the domestic hot water system including temperature, supply, return and tank steam pressure.

9. Install temperature monitors in main electrical switchgear room and walk in refrigerator boxes on the Ground Floor, Second floor and Third floor and connect to DDC system.

10. Install variable speed drives and motors on secondary chiller water pumps for north and south building and connect to existing DDC system.

11. Install new differential valve for chilled water system and chilled water pumps switching to primary on existing DDC Control system.

12. Install new alarms on House pumps and tanks and connect to new alarm panel in Boiler plant bldg 4.

13. All work shall be completed in accordance with the drawings and specifications, and all applicable NFPA and NEC codes.

14. Some area of work is restricted and require after hour and on weekends work such as MRI, DDTU trailer, Bldg 8, 10 East Cardiac, 3rd Floor Radiology, Telephone switch room.



Completion Time: 210 calendar days