Description
Sodium and Potassium (Na and K)
___________
Carbonate (C03)
___________
Bicarbonate (HC03)
___________
Sulfate (S04)
___________
Chloride (C1)
___________
Nitrate (N03)
___________
Turbidity
___________
pH
___________
Residual Chlorine
___________
Total Alkalinity
___________
Noncarbonate Hardness
___________
Total Hardness
___________
Dissolve Solids
___________
___________
[Furnish water analysis and provide sufficient chemicals to initially place
system in service and make tests prior to start up and acceptance by
Government. [Provide same chemicals used for treatment at station's other
towers.]]
PART 3
EXECUTION
3.1
INSTALLATION
Installation procedures shall conform to ASHRAE 15 and the manufacturer's
instructions. Set floor mounted equipment on 150 mm 6 inches thick
concrete housekeeping pads, complete with anchor bolts and grouting.
Finish housekeeping pads with two coats of oil-resistant epoxy polyamid
coating. No drilling, cutting, burning, or welding of structural parts of
building will be permitted. Provide access panels for concealed valves,
vent controls, and control devices and items requiring periodic operation,
inspection, or maintenance. Access panels shall be of sufficient size and
so located that concealed items may be serviced and maintained or removed
and replaced. Refrigerant safety relief devices shall have discharge piped
to building exterior. Interlock compressor operation with the water pump
starters, so that the compressors cannot operate unless the pumps are
operating.
3.2
MANUFACTURER'S FIELD SERVICES
Furnish manufacturer's representatives who are directly employed by the
equipment manufacturers and trained to perform the services specified. The
manufacturers representatives shall furnish advice and services on the
following matters:
a.
Erection, alignment, testing and dehydrating
b.
Charging equipment with refrigerant and oil
c.
Starting equipment and training Government personnel as to its
proper care, operation, and maintenance.
3.3
LOCATIONS AND CLEARANCES
Equipment shall be located so that working space is available for necessary
servicing such as shaft removal, disassembling compressor cylinders and
pistons, replacing or adjusting drives, motors, or shaft seals, access to
SECTION 15602N
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