Back

Carrier 25HNB5 Heat Pump Maintenance

The Carrier 25HNB5 Heat Pump Maintenance is the minimum maintenance that should be performed on this unit. Beware of the electrical shock hazard.
MaintainX
04/26/2021

Carrier 25HNB5 Heat Pump Maintenance

33 steps
The Carrier 25HNB5 Heat Pump Maintenance is the minimum maintenance that should be performed on this unit. Beware of the electrical shock hazard.
  • WARNING: ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death. Disconnect all electrical power to unit before performing any maintenance or service on outdoor unit. Remember to disconnect power supply to air hand

  • The minimum maintenance that should be performed on this equipment is as follows:

  • CAUTION: UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improper operation. Because of possible damage to the equipment or personal injury, maintenance should be performed by qualified personnel only.

  • Desert and Seacoast Locations

  • Special consideration must be given to installation and maintenance of condensing units installed in coastal or desert locations. This is because salt and alkali content of sand adheres to aluminum fins of coil and can cause premature coil failure due to

  • Preventive measures can be taken during installations, such as:

  • Maintenance in desert and seacoast locations:

  • Cleaning Coil

  • NOTE: 4--sided deluxe units employ one louver spacer on each of the four sides to prevent louver movement during operation. The louver spacers are trapped between the coil surface and louver at the approximate center of each side (See Fig. 4). This louver

  • CAUTION: UNIT DAMAGE HAZARD Failure to follow this caution may result in equipment damage or improper operation. Coil fin damage can result in higher operating costs or compressor damage. Do not use flame, high--pressure water, steam, volatile or corrosiv

  • Cleaning Outdoor Fan Motor and Blade

  • Electrical Controls and Wiring

  • Refrigerant Circuit

  • Final Check--Out

  • After the unit has been operating, the following items should be checked.

Source: Carrier

Please note that any procedure, checklist, or other document available in the MaintainX Global Procedure Library is provided for general education and information only and does not constitute legal, medical, or financial advice. MaintainX makes the materials available AS IS and AS PROVIDED, without warranties of any kind. By downloading or using any such materials, you assume the risk that they may not be appropriate for your specific situation and agree that you are solely responsible for any such use, including compliance with applicable law and with meeting any conditions of product warranties.