When The Maintenance Display Lights Up Or Flashes; Method For Checking The Indoor Unit Number; Is Lit - Mitsubishi Heavy Industries SC-SL2NA-E Anwenderhandbuch

When the Maintenance Display Lights Up or Flashes

❚ The time for periodic inspection has come.
If there is one or more units being managed that requires inspection, the maintenance display lights up or
fl ashes. Notify your dealer of the contents displayed.
• The maintenance display
• The maintenance display
• The maintenance display
• The maintenance display
Caution
Please request your dealer to perform the inspection. This inspection is important for maintenance. Please take
care of this promptly.
Continued use without inspection leads to breakdown.
Note
• If there is even one abnormal unit, the indoor unit number for maintenance can not be checked.
• If the displayed unit number requires maintenance, the maintenance display fl ashes.
Method for Checking the Indoor Unit Number for Which the Maintenance Display
1. Press the CHECK button.
The fl ashes and the indoor unit number requiring periodic inspection and its group number (for an
indoor unit managed as an individual unit, "--") are displayed.
<When there is more than one unit requiring periodic inspection>
2. Press the button.
From the one whose priority is high (1 to 5 on page 33), the indoor unit numbers are displayed from smaller to
larger. Pressing the
3. Press the CHECK button or the ALL / GROUP / ONE button.
The lights up. The display returns to the running state of the indoor unit being displayed.
lights up.
and "1" light up.
and "2" light up.
and "BACKUP" light up.
3 2
button has the opposite effect.
Maintenance display section
1, 3
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Is Lit