Discharge Temperature Control - LG multi V PLUS Service Manual

3.2 Discharge temperature control

Outdoor unit's control on cooling, heating mode
Temperature range
Tdis >115 ˚C
103< Tdis ≤ 115 ˚C
98 ˚C < Tdis ≤ 103 ˚C
Tdis ≤ 98 ˚C
Tdis >95 ˚C
Indoor unit's control on cooling, heating mode
Temperature range
Tdis >115 ˚C
103< Tdis ≤ 115 ˚C
98 ˚C < Tdis ≤ 103 ˚C
Tdis ≤ 98 ˚C
Compressor
If liquid injection is on,
No frequency up,
After 2min 5Hz/30sec
If liquid injection is on,
No frequency up,
After 2min 5Hz/30sec
Pressure control
Pressure control
LEV
System stop
Emergency
SH control
Keep current control
SH control
Liquid Subcooling
injection
System stop
On
If liquid is on,
Keep
state
Off
10 pulse open
Off
Function
LEV
Max. limit
300 pulse
Max. limit
300 pulse
Max. limit
150 pulse
/10sec
Service Manual 215