CRACU_and_HVAC_SOW_5-15-2017.pdf

MARMC Air Conditioning Units and HVAC commercial grade split units Statement of Work

A. Remove and dispose of two (2) Computer Room Air Conditioning Units (CRACU) and five (5) HVAC commercial grade split units

1. Disconnect all electrical, mechanical and plumbing associated with unit removal

2. Recover and properly dispose of all R-22 Freon remaining in units

B. Procure, deliver and install two (2) new CRACUs and five (5) commercial grade HVAC Split System Units to match the same specifications of existing units

1. Provide all electrical, mechanical and plumbing connections to the newly installed CRACUs and

HVAC Split System Units

2. Provide new data controls for the two (2) CRACUs and five (5) HVAC Split System Units and connect to MARMCs Trane System Control (SC) Digital Data Control (DDC) System including materials, engineering, installation, and start-up to include:

Integration to the existing Trane System Control (SC) Building Control Unit w/ Local Ethernet and Local Network-Accessibility as required

Modification of existing custom building graphics

Programming and Software Set-up by Trane Controls Technician

Provide As Build Control Schematics and Wiring Diagrams

Provide Warranty – Minimum One (1) Year Labor and Materials

NOTE: Data Control must be back net capable

3. Provide removal and installation of Smoke Detector and ensuring the Fire Panel Interface is disabled during removal and installation of all units

4. Provide initial start-up and operational checks to all new units

5. Existing Unit Specifications (New replacement CRACUs and HVAC Split System Units to match existing unit specifications)

a. Data Air Units

Indoor Unit CRACU-3: (M/N: DTAD-0534, S/N: 98-3141-A)

Outdoor Unit CRACU-3: (M/N: DARC-0534, S/N: 98-3144-A)

Indoor Unit CRACU-4: (M/N: DTAD-0534, S/N: 98-3142-A)

Outdoor Unit CRACU-4: (M/N: DARC-0534, S/N: 98-3143-A)

b. HVAC Split System Units (Carrier)

Outdoor Unit 1: (M/N: 38ARZ008-601, S/N: 0506G30123)

Indoor Unit: (M/N: 40RM-008-B611GC, S/N: 0406X01053)

Outdoor Unit: (M/N: 38ARQ008-601, S/N: 4505G10137)

Indoor Unit: (M/N: 40RMQ008-B611ED, S/N: 3205X11951)

c. HVAC Split System Units (York – Filter Room)

Outdoor Unit: (M/N: TCGD60S21S2A, S/N: W0F8989572)

Indoor Unit: (M/N: MA20DN21A, S/N: AOE8842437)

d. HVAC Split System Units (York – CODE 1120 HR)

Outdoor Unit: (M/N: E4FD0185O6A, S/N: WDNM068475)

Indoor Unit data plate not accessible but should match up with existing outdoor unit specifications (Contractor to determine during site visit)

Remove/Re-install acoustical ceiling to facilitate the removal and installation of the HVAC

Split System Unit which is located in the overhead in Code 1120, Human Resources area.

Provide and install a maintenance / service platform and access ladder to the HVAC Split

System Unit which is located in the overhead in Code 1120, Human Resources area.

e. HVAC Split System Unit (Trane XB 1000 - Message Center)

Indoor & Outdoor Unit: (M/N: TTB03C100A1 S/N: P313T94BF)

NOTE: Contractor to confirm that dimensions and specifications of proposed air handler are acceptable

NOTE: Contractor responsible for disassembly/reassembly of unit modules as required for installation

NOTE: All work to be performed during normal working hours Monday-Friday 7:00am – 3:30pm

NOTE: Requires Norfolk Naval Station Access and MARMC Building LF-18 Access (Allow 3-5 working days for

Naval Station access process)

Completion Date: 01 September 2017

Place of Performance: Mid-Atlantic Regional Maintenance Center (MARMC)

Bldg. LF-18

9727 Avionics Loop

Norfolk, VA 23511