Otolift Two fault code 4 beeps: Side/bottom of chair frame

Code4 beeps CONFIRMED
MeaningSide/bottom of chair frame
Control boardTwo (curved) – lamp flashes and beeps CONFIRMED
How it showsLamp flashes counted after holding the control 2 s; beeps counted after release

Likely causes

Obstruction

Step-by-step checks

  1. Clear it

Stairlift faults that stay after these checks are a job for a trained engineer.

Models using this control board

Other Otolift Two codes

1 flash · 2 flashes · 3 flashes · 4 flashes · 2 beeps · 3 beeps · 4 beeps · 5 beeps

All Otolift Two codes ›

Source: www.otolift.be/content/uploads/Manual-Otolift-Two.pdf ↗

Summarised from public manuals. Always check the product's own manual before any repair.