9.8.11. Low-pressure Switch Disconnection Error Detection Control
• Low-pressure switch disconnection is detected when low-pressure switch input continuously open for 1 minute while
compressor shutdown.
• During this error, low-pressure switch error is displayed.
9.9. Test run
• Test run is necessary after installation is completed.
• To enable forced cooling test run, at outdoor PCB, set the DS1 to position below.
• To enable forced heating test run, at outdoor PCB, set the DS1 to position below.
• Press Test Run button for 1 second. SW1 located at outdoor printed circuit board.
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