Carrier AquaForce PUREtec 30XW-VZE 451 Installation, Operation And Maintenance Instructions

31Unit start-upOil level is correctAll discharge and liquid line valves are openLocate, repair and mark all refrigerant leaksAll suction valves are open, if usedAll oil line valves and economizer valves (if used) are openChecks have been carried out for any possible leaks. Unit has been leak checked (including fittings)on the whole unitat all connectionsLocate, repair, and report any refrigerant leaks .........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................Check that control box is vented – Fan on electrical box must be on before compressor start-up and during operation.Check voltage imbalance: AB ................ AC .................. BC ..................Average voltage = ............................. VMaximum deviation = ........................ VVoltage imbalance = .......................... %Voltage imbalance is less than 2%WARNING: Operation of the chiller with an improper supply voltage or excessive phase imbalance constitutes abuse which willinvalidate the Carrier warranty. If the phase imbalance exceeds 2% for voltage, or 10% for current, contact your local electricitysupplier at once and ensure that the chiller is not switched on until corrective measures have been taken.Check cooler water loopWater loop volume = ............................. litresCalculated volume = ............................. litres3.25 litres/nominal kW capacity for air conditioning6.5 litres/nominal kW capacity for process coolingProper loop volume establishedProper loop corrosion inhibitor included .................. litres of ...........................Proper loop freeze protection included (if required) ............................litres of ..............................Piping includes electric heater tape, if exposed to temperatures below 0°CInlet piping to cooler includes a 20 mesh strainer with a mesh size of 1.2 mmCheck pressure drop across the coolerEntering cooler = ................................... kPaLeaving cooler = .................................... kPaLeaving - entering = .............................. kPaWARNING: Plot cooler pressure drop on performance data chart (in product data literature) to determine total litres persecond (l/s) and find unit’s minimum flow rate.Total = .................................................... l/sNominal kW = ........................................ l/sTotal l/s is greater than unit’s minimum flow rateTotal l/s meets job specified requirement of ................................................l/sWARNING: Once power is supplied to the unit, check for any alarms (refer to the SmartVuTM Control IOM for the alarm menu).Note all alarms: .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................12 - START-UP CHECKLIST FOR 30XW-VZE LIQUID CHILLERS (USE FORJOB FILE)

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