Code 21-06 Lost PLC Communications with IDU
Troubleshooting guidance for fault code(s) 21-06.
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Code 19-06 Lost PLC Communications with TSTAT
Troubleshooting guidance for fault code(s) 19-06.
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Code 18-11 Indoor Coil Freeze Protection
Troubleshooting guidance for fault code(s) 18-11.
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Code 15-94 Line Voltage High
Troubleshooting guidance for fault code(s) 15-94.
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Code 32-15 Compressor Low Suction Shutdown Code 32-55 Compressor Low Suction Lockout
Troubleshooting guidance for fault code(s) 32-15, 32-55.
Code 32-15 Compressor Low Suction Shutdown Code 32-55 Compressor Low Suction Lockout Read More »
Code 31-56 High Pressure Switch Lockout
Troubleshooting guidance for fault code(s) 31-56.
Code 31-56 High Pressure Switch Lockout Read More »
Code 31-19 High Pressure Disable
Troubleshooting guidance for fault code(s) 31-19.
Code 31-19 High Pressure Disable Read More »
Code 31-16 High Pressure Switch Shutdown
Troubleshooting guidance for fault code(s) 31-16.
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Code 31-11 Compressor High Pressure Limiting Code 31-58 Compressor High Pressure Lockout
Troubleshooting guidance for fault code(s) 31-11, 31-58.
Code 31-11 Compressor High Pressure Limiting Code 31-58 Compressor High Pressure Lockout Read More »
Code 28-73 VFD 15V Shorted to Ground Lockout (27VPA Only)
Troubleshooting guidance for fault code(s) 28-73.
Code 28-73 VFD 15V Shorted to Ground Lockout (27VPA Only) Read More »