Compressor Replacement; Pump Replacement - Carrier AquaSnap 30RB Serie Installationanweisungen

14.5 - compressor replacement

As the compressors are hermetic, when an internal
faultoccurs, the compressor must be replaced.This must be
done as detailed below:
• Disconnect the unit from the electrical supply.
• Remove the access panels.
• Remove the gas from the refrigerant circuit using
recovery equipment.
• To avoid harming the atmosphere.
• Electrically disconnect the compressor.
• Unbraze the suction and discharge lines, taking care
not to damage the rest of the components.
• Remove the compressor fastenings.
• Replace the compressor, ensuring that it contains
sufficient oil.
• Braze in the lines.
• Connect the compressor according to the wiring
diagram.
• Evacuate the compressor.
• Introduce the quantity of refrigerant indicated on the
nameplate through the service coupling located on the
low pressure side.
NOTE: This operation must be carried out by a qualified
person.
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14.6 - pump replacement

If the water pump needs to be replaced, proceed as
follows:
• Disconnect the unit from the power supply.
• Open/remove the access panel/s.
• Electrically disconnect the pump.
• Empty all water from the hydronic module.
• Loosen the pipe unions nuts.
• Replace the pump.
• Tighten the pipe nuts.
• Electrically connect the pump.
• Connect the unit to the power supply.
• Make sure the pump rotates in the right direction
using the hole in the back panel.
• Reinstall the access panel.