Electronic Control System Maintenance Operation - Friedrich KUHL R-410A Service Manual

Electronic Control System Maintenance Operation

To Enter the Maintenance Section:
Press SYSTEM+SCHEDULE+BACK+DISPLAY/ENTER for 6 seconds.
There are 5 maintenance sub-menus M1 through M5.
Maintenance Sub-Menus
M1 – Temperature High Limit
M2 – Temperature Low Limit
M3 – Test Mode Access
M4 – Provision Switch Setting & State
M5 – Alarms & History
M6 – Factory Use Only
Pressing the ▼or ▲key cycles through the sub-menus. Press DISPLAY/ENTER to
enter a sub-menu. The BACK key is used to exit the menu.
be taken when modifying parameters in the maintenance menus.
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Access
Service Only
Service Only
Service Only
Factory Use Only
Service Only
Factory Use Only
Extreme care must