1. INVERTER TEST: It is used for inverter compressor detection, single-line inverter plate detection, pulse solenoid valve detection, solenoid valve motherboard output detection, and observation of fixed frequency compressor power supply current.
2. VALVE DETECTION: Used for 6 pin and 5 pin electric valve detection, jammed electric valve repair, home air conditioner electronic expansion valve actuation detection, 3-wire fan detection and 4-wire fan detection.
3. BUZZER WARNING: This test instrument supports output signal detection from motherboard to inverter board, 2K 5K 10K temperature probe detection, compressor short circuit and other fault buzzer alarms.
4. EASY The repair test instrument adopts the operational , with stable performance and high reliability, equipped with 16 wiring terminals to ensure a stable and convenient connection.
5. DISPLAY AND BUTTON: The tester instrument has a clear display, with adjustable frequency, voltage and current display, and the instrument adopts some buttons for its operation, which is clear and intuitive.

Specification:
Item Type: Test Instrument
Material: ABS
Plug Voltage: US Plug 110V
Operating: For
Function: Adjustable frequency, voltage display, current display, variable frequency pressure detection, single wire frequency conversion plate detection, pulse solenoid valve detection, motherboard to solenoid valve output detection, constant frequency press power supply observation current,