Eev Control - LG universal system air conditioner Service Manual

Outdoor Units

1.3 EEV control

(1) Superheating control (Cooling Mode)
- Superheating
- LEV pulse up
- LEV pulse down
(2) Target Temperature Control (Cooling mode)
- In case, outdoor temperature > 39°...
- Target superheating
- LEV pulse up
- LEV pulse down
(3) Target Temperature Control (Heating mode)
- LEV pulse up
- LEV pulse down
(4) LEV pulse change Value
140 Universal System Air Conditioner
: T superheating = Tout – Tin = 2°C
: T superheating > 2°C
: T superheating < 2°C
: T target = Tin = 18°C
: T target < 18°C
: T target > 18°C
: T target > Tout
: T target < Tout