statement that the equipment is installed in accordance with the
manufacturer's recommendations. Services of more than one engineer or
technician may be required based on types of specific equipment. One
engineer or technician as appointed by the Contractor shall supervise and
be responsible for the overall installation, start-up, test, and check out
of systems. This person shall remain on the job until each unit has been
in successful operation for 3 days and accepted.
3.4
BOILER CLEANING
Before being placed in service, boiler shall be boiled out for a period of
24 hours at a pressure not exceeding 83 kPa (gage) 12 psig. Solution to be
used in the boiler for the boiling out process shall consist of two pounds
of trisodium phosphate per 379 liters 100 gallons of water. Upon
completion of boiling out, flush out boiler with potable water, drain, and
charge with chemically treated water. Protect boiler and appurtenances
against internal corrosion until testing is completed and boiler is
accepted. Professional services are required for cleaning/treatment
process.
3.5
FIELD QUALITY CONTROL
Perform and furnish everything required for inspections and tests as
specified herein to demonstrate that boiler and auxiliary equipment, as
installed, are in compliance with contract requirements. Start up and
operate the system. During this time, clean strainers until no further
accumulation of foreign material occurs. Exercise care to minimum loss of
water occurs when strainers are cleaned. Adjust safety and automatic
control instruments as necessary to place them in proper operation and
sequence. During startup and during tests, factory-trained engineers or
technicians employed by individual suppliers of such components as the
burner, flame safeguard and combustion controls, and other auxiliary
equipment shall be present as required, to insure proper functioning,
adjustment, and testing of individual components and systems. Test
instrumentation shall be calibrated and have full scale reading from 1.5 to
2 times test values.
3.5.1
Operate each boiler and appurtenances prior to final testing and insure
that necessary adjustments have been made. Provide testing equipment
required to perform tests. During this testing period, provide operating
instructions and training to persons tasked with operation of the boiler.
Tests shall be accomplished with both fuel on duel fuel units and include
the following:
3.5.1.1
Preliminary Operational Test
Operate boilers continuously for a period of at least 8 hours to
demonstrate proper operability of the combustion control, flame safeguard
control, and safety interlocks.
3.5.1.2
Acceptance Operational Test and Inspection
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NOTE: Insert the appropriate Engineering Field
Division.
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SECTION 15515N
Page 14
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