Pressure Maintaining, Leak Detection And Vacuuming - KStar KC Series User Manual

2.2.5.2 Connecting cables
Outdoor unit: Connect the power cables (PE/L1/L2/L3) and signal cables
(A2+/B2-/GND) from the condenser output interface of the indoor unit electric
control box to the condenser electric control box according to the wiring markings as
shown in Fig. 2-10.For the detailed diagram of the output interface of the indoor unit
condenser, please refer to the Precision Air Conditioner User Manual.
Fig.2-10 Wiring comparison of room temperature outdoor unit
Description: ①—Condenser; ②—GND; ③—Live wire; ④—Condenser 485 signal;
 Note
1. In order to ensure the high waterproof performance of the electric control box, it is
necessary to apply sealant on the waterproof joint after the external power supply is
connected.
2. The cables should not be in contact with high temperature objects (such as
uninsulated copper tube, water pipes, etc.) in order to avoid damage to the
insulation layer.
3. Please follow local regulations for wiring.

2.2.6 Pressure Maintaining, Leak Detection and Vacuuming

See Precision Air Conditioner User Manual
Chapter 2 Installation of Condenser
14