Keep this manual accessible – either printed inside your distribution board cover or saved as a PDF on your phone. And remember, while programming is user-friendly, installation must always be left to a qualified electrician to ensure safety and warranty compliance.
Contact KES technical support with your exact model number (located on the side sticker) and this article’s reference code: KES_LC_NM_2025 . Disclaimer: This article is a general guide. Always refer to the official KES manual supplied with your specific product, as features and terminal assignments may vary between revisions. kes geyser load control timer manual new
Do not attempt this wiring without a valid electrician’s license. | Error Display | Meaning | Solution | |---------------|---------|----------| | E1 | Internal memory failure | Press RST with a pin. If persists, replace timer. | | E2 | Battery low (below 2.5V) | Replace internal rechargeable battery (CR2032 or soldered type). | | E3 | Load limit exceeded repeatedly | Reduce other appliances (stove, dryer) or increase load limit setting. | | - - : - - on clock | No time set | Long press SET and reprogram time. | | Flashes “Ld” but grid is stable | Faulty ripple signal or wiring | Call electrician to test R1/R2 terminals. | | Geyser not heating in MAN mode | Tripped internal relay | Check output terminal voltage with multimeter. | Keep this manual accessible – either printed inside
| Terminal | Label | Connection | |----------|-------|-------------| | 1 | L (IN) | Live incoming from geyser breaker (top of DB) | | 2 | L (OUT) | Live to geyser element | | 3 | N | Neutral (common) | | 4 | R1 | Ripple receiver/load limiter input signal (NO contact) | | 5 | R2 | Common for ripple signal | | 6 | Earth | Earth ground | Disclaimer: This article is a general guide
A: Check the supply voltage at terminals L IN and N. If voltage present, likely an internal power supply failure – replace the timer.