notify Contracting Officer [_____] days prior to testing operations.
Contractor shall operate all equipment and make all necessary corrections
and adjustments prior to the testing operations witnessed by Contracting
Officer. A representative of the Contractor responsible for procuring and
installing hoist equipment shall be present to direct the field testing.
Test loads shall be compact and permit a minimum of 50 percent of vertical
lift. Test loads shall be minus 0 percent to plus 5 percent of the
required weight, and shall be verified prior to testing. Test weights
required are [_____] kg, [_____] kg and [_____] kg [_____] pounds, [_____]
pounds and [_____] pounds. Operational testing shall not be performed
until after building interior has been painted. [Three] [_____] copies of
all test reports shall be furnished to Contracting Officer.
3.2.1.1
Test Sequence
Crane shall be tested in accordance with applicable paragraphs of this
procedure in the sequence provided.
3.2.1.2
Test Data
Operating and startup current measurements shall be recorded for coils,
hoist, trolley, and bridge motors using the appropriate instrumentation.
Speed measurements shall be recorded as required by facility evaluation
tests (normally at 100 percent load). Recorded values shall be compared
with design specifications or manufacturer's recommended values and the
abnormal differences shall be justified in the remarks or appropriate
adjustments performed. The high temperatures or abnormal operation of any
equipment or machinery shall be noted, investigated and corrected. Hoist,
trolley and bridge speeds shall be recorded during each test cycle.
3.2.1.3
Equipment Monitoring
Improper operation or poor condition of safety devices, electrical
components, mechanical equipment and structural assemblies shall be
monitored during the load test. Defects observed to be critical during the
testing period shall be reported immediately to the Contracting Officer and
the testing operations shall be suspended until the defects are corrected.
During each load test and immediately following each load test, the
following inspections shall be made:
a.
Inspect for evidence of bending, warping, permanent deformation,
cracking or malfunction of structural components.
b.
Inspect for evidence of slippage in wire rope sockets and fittings.
c.
Check for overheating in brake operation; check for proper
stopping. All safety devices including emergency stop switches
and POWER-OFF pushbuttons shall be tested and inspected separately
to verify proper operation of the brakes. When provided, safety
accessories including warning horn, lighting, gauges, warning
lights and accuracy of wind indicating device and alarm shall be
inspected.
d.
Check for abnormal noise or vibration and overheating in machinery
drive components.
e.
Check wire rope sheaves and drum spooling for proper reeving and
operation, freedom of movement, abnormal noise or vibration.
SECTION 14630A
Page 52
Previous Page
