Error code
live-timer-lamp-slow-blink Timer setting error
How it shows on the unit Timer lamp blinks slowly in the live indicator table
Applies to 3 models
ASYG09KMCB, ASYG12KMCB, ASYG14KMCB
What this means
The indoor-unit timer indicator is blinking slowly because the timer setting or internal clock is invalid, commonly after a power interruption.
What you can check yourself
- Reset the clock and timer to the current time using the remote control.
Still not resolved? Contact a qualified installer or servicer.
See the official Fujitsu manualA deep link to the manufacturer's own PDF for full technical detail. We link to manuals, we never host them.
Using Claude Code or Meta Muse? Connect HeatPump AI and ask it about live-timer-lamp-slow-blink.