Daikin R407C PLUS, Service Manual

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Test Operation Si33-105
106 Test Operation R407C PLUS Series Heat Recovery System
1.2 Operation When Power is Turned On
1.2.1 When Turning On Power for First Time
The unit cannot be run for up to 12 minutes to automatically set the master power and address
(indoor-outdoor address, etc.).
&
Outdoor unit ... Warning lamp (H2P) lights
Test lamp (H2P) blinks
Can also be set during operation described above.
&
Indoor unit ... If ON button is pushed during operation described above, the “UH” malfunction
indicator blinks. (Returns to normal when automatic setting is complete.)
1.2.2 When Turning On Power The Second Time and Subsequent
Tap the RESET button (BS5) on the outdoor unit PC board. Operation becomes possible after
setting up for about 2 minutes. If you do not push the RESET button, the unit cannot be run for
up to 10 minutes to automatically set master power.
&
Outdoor unit ... Warning lamp (H2P) lights
Test lamp (H2P) blinks
Can also be set during operation described above.
&
Indoor unit ... If ON button is pushed during operation described above, the operation lamp
lights but the compressor does not operate. (Returns to normal when automatic setting is
complete.)
1.2.3 When an Outdoor Unit or Indoor Unit Has Been Added, or Indoor /
Outdoor Units PC Board Has Been Changed
Be sure to push and hold the wiring change button for 5 seconds or longer. If not, the addition
cannot be recognized. In this case, the unit cannot be run for up to 12 minutes to automatically
set the address (indoor-outdoor address, etc.).
&
Outdoor unit ... Warning lamp (H2P) lights
Test lamp (H2P) goes off
Can also be set during operation described above.
&
Indoor unit ... If ON button is pushed during operation described above, the “UH” or “U4”
malfunction indicator blinks. (Returns to normal when automatic setting is complete.)