11
4. OPERATION PROCEDURE
Prior Confirmation
1. Check power supply and ground wire.
Confirm unit power cable is connected to a proper power source and grounded.
2. Check main power switch (ELB).
Confirm that ELB functions properly.
See “Maintenance Procedures” (P.52).
Check ELB performance once a month or before extended perpetual operation.
Current time shows in control panel lower display when ELB is ON (｜).
3. Check Independent Overheat Prevention Device.
Confirm that IOPD temperature is set 20ºC above unit temperature setting.
Check IOPD performance before extended operations. See “Independent Overheat Prevention
Device” (P.45).
4. Check exhaust damper aperture.
Confirm that damper aperture is set properly. Close exhaust damper completely if ventilation is
not required.
To Next Page
Loading...
Need help?
General
