Johnson Controls JRC Series Installation Operation & Maintenance

Johnson Controls JRC Series Water Source Heat Pumps are designed for energy efficiency. This manual provides installation, operation, and maintenance instructions for various JRC models, including 0.75-1.5 ton units with different water circuit, voltage, and control options. It covers topics such as wiring diagrams, piping connections, safety features, unit commissioning, troubleshooting, and preventive maintenance.

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Johnson Controls JRC Series Installation & Maintenance Manual | Manualzz

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Key features

  • Energy efficiency
  • Various models
  • Installation guide
  • Operation instructions
  • Maintenance procedures
  • Troubleshooting guide
  • Safety features
  • Wiring diagrams
  • Piping connections
  • Water circuit options

Frequently asked questions

There are several water circuit options including copper, Cupro-nickel, and with or without extended range insulation.

The maximum working pressure for the base unit is 500 PSIG [3,445 kPa]. However, this can vary depending on the optional features installed, such as the internal secondary pump (ISP), motorized water valve (MWV), or auto flow valve.

CXM and DXM are different types of controls for the heat pumps. Details about each are found in the manual pages 25-28.

The manual provides sections on functional and performance troubleshooting, including tips for checking the compressor, blower, filter, and electrical connections.

The manual explains the different piping connections for various JRC model sizes, including right-hand and left-hand configurations and the use of hoses. It also details the importance of the condensate piping and its proper installation.
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