Complete Compiled Specification.pdf - Peck Ormsby Construction

Instrumentation List:
A list of instruments by type and make used in gathering the CAB data.
Drawings:
The CAB contractor's working drawings shall have the VAV, and fan powered boxes and supply air openings
numbered and/or lettered to correspond to the numbers and letters used on the report data sheets so that data
in the report can be correlated with each specific supply air opening in the building. If room numbers actually
used in the building differ from those on the plans, the building room numbers shall be marked on these plans.
Only one such marked-up set of drawings need be provided with the six copies of the CAB report.
Before final acceptance of the CAB report, the report data, at the discretion of the Owner's representative, shall
be verified one time on the job site, by selection of check points (not to exceed 10 percent of total) at random, in
the presence of the Owner's representative. Representatives of the testing firm doing the work shall be present
and provide the necessary equipment for test data verification.
The firm shall be responsible for inspecting, adjusting, balancing, and logging the data on the performance of
fans, all dampers in the duct system, all air distribution devices, the flows of freon or water thru all coils, and the
power consumption of all motors.
During the CAB work, the temperature regulation will be adjusted for proper relationship between controlling
instruments. The Owner's representative will be advised of any instruments out of calibration so that the controls
subcontractor may come in and recalibrate, using data supplied by the balancing firm.
Make a total of three inspections within ninety (90) days after occupancy of the building to insure that satisfactory
conditions are being maintained throughout and to satisfy and unusual conditions.
An additional inspection in the building shall be made by the firm during the season opposite that in which the
initial adjustments were made. At that time, any necessary modifications to the initial adjustment required to
produce optimum operation of the system components shall be made to produce the proper seasonal conditions
in each conditioned space.
At the time of opposite season checkout, the Owner's representative shall be given timely notification before any
readings or adjustments are made so that they may participate in the checkout.
_________________________________________________________________________________________
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION March 2, 2009
BALANCING 15043-5