Checking Using 7-Segment Display; Checking Alarm Code History; Emergency Operation - York IDM030B21E Series Service Manual

Inverter-driven multi-split system heat pump air conditioners
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(5) Contact Information Registration
Contact information can be registered from "Contact Information".
(1) Press and hold "Menu" and "Back/Help" simultaneously for at least three seconds during the normal
mode (when unit is not operating). The Test Run Menu is displayed.
(2) Select "Contact Information" from the Test Run Menu and press "OK".
Contact Information 1 is displayed.
(3) Press "Back/Help" to change font types.
(4) Press "
(5) Press "OK" to confirm the letters. (Max.: 28
letters)
(6) Select "Fin." and press "OK" (or simply press
"Menu"), (7) is displayed.
(7) Repeat (3) through (5) to register contact information and continue.
Select "Fin." and press "OK", the confirmation screen is displayed.
(Also, press "Menu" and the confirmation screen is displayed.)
(8) Select "Yes" and press "OK". The Test Run
Menu is displayed after the setting is confirmed.
If "No" is pressed, the screen returns to (3)
above.

3.1.5 Checking Using 7-Segment Display

Refer to the Service Manual for Outdoor Unit.

3.1.6 Checking Alarm Code History

Refer to the Service Manual for Outdoor Unit.

3.1.7 Emergency Operation

Refer to the Service Manual for Outdoor Unit.
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3-15

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