LG PHNFP14A0 Installation Manual page 6

Installation Guide
Advanced Lock Control Type
- To use the advanced lock function (Run Mode lock, Fan Speed lock,
Temperature Lock, and Temperature Range lock; adjustable only within certain boundary)
by central controller, Set up the second dip switch according to the type of outdoor product.
- In case of advanced lock function, it can use only the central controller applied to LGAP.
KSD42H
' 2,3,4 ON+All OFF : LGAP CAC/RAC/SRAC Products + Central
Controller (All types) - Using LGAP
L1 2 3 4
NOTE : The advanced lock setting
Some products do not support advanced lock function.
In this case, The second dip switch on PI485 must be on.
In case of product applied to advanced function, it can process the advanced lock function without second dip
switch ON.
If all units support advanced lock function,
It is recommended that the second dip switch be off, so that advanced lock function is processed faster.
CAUTION:
The wrong setting of air-conditioner switch could cause malfunctioning.
Switch setting must be done carefully.
After setting the dip switch, PI485 must be reset
10 485 Gateway(C, R)
Central Controller Connection Diagram
• PHNFP14A0
Indoor unit main PCB
Centrol Controller
• PSNFP14A0
Indoor unit main PCB
Centrol Controller
CAUTION:
After product installation, tie the cables with the clamps & tie-wraps provided.
Installation Guide
PI485 Gateway PCB
PI485 Gateway PCB
Installation Manual 11