Aircon L1 Controller Manual Pdf Jun 2026

Yes. Open the L1 controller (disconnect power first). Inside, there is a small capacitor (C106) that fails over time. The service manual PDF provides the capacitor rating (usually 100µF, 25V). Soldering a new one restores the backlight.

: It is equipped with three side-lighted displays—a 3-digit seven-segment display for pressure and a 2x16 character display for detailed messages. aircon l1 controller manual pdf