Acorn 180 curved – fault codes, parts & serial label
Typecurved
Years / revision2013+ (ex Bison 80)
Control boardT565 CONFIRMED
Fault codes (39)
From the 180 curved (ex Bison 80) – T565 display code set. All 180 curved (ex Bison 80) – T565 display codes
| Code | Meaning | Checks |
|---|---|---|
| Blank | Switched off / asleep | Switch on; press control to wake |
| A1 | Not charging | Park on the charge point; check mains |
| A2 / A3 | Moving up / down (arm control) | Nothing to do |
| A4 / A5 | Moving up / down (remote) | Nothing to do |
| A9 | Waiting for hinge | Wait |
| C1 | Charging | Leave on charge |
| C4 | Fully charged | Nothing to do |
| E1 | Footrest edge – downhill side | Clear it |
| E2 | Footrest edge – uphill side | Clear it |
| E3 | Under-footplate edge | Clear it |
| E4 | Carriage edge – downhill side | Clear it |
| E5 | Carriage edge – uphill side | Clear it |
| E6 | Seat swivelled | Turn the seat back |
| E7 | Battery low | Bring down to a charge point; no up travel until cleared |
| F5 | Battery flat (alarm) | Press control once to silence; drive down to charge point |
| F7 | Do NOT hand-wind down | Don't hand wind down; call your supplier |
| C2 | Charger voltage low | Engineer |
| C3 | Charger voltage high | Engineer |
| C5 | No battery detected | Engineer |
| E8 | Board over temperature | Rest the lift; engineer if it repeats |
| E9 | Encoder fault | Engineer |
| F1 | Relay fault | Engineer |
| F2 | Brake fault | Charge; engineer |
| F3 | Over-current | Engineer |
| F4 | Tilt motor fault | Engineer |
| F6 | Final limit | Hand wind away from end; engineer |
| F8 | Tilt limit switch | Engineer |
| F9 | OSG pulse missing | Clean rail face; engineer |
| H1 | Safety switch shorting / multiple faults | Engineer |
| H2 | Levelling system error | Engineer |
| H3 | Hinge comms | Engineer |
| H4 | Second processor fault | Engineer |
| H5 | Memory store fault | Engineer |
| H6 | Hinge end limits | Engineer |
| H7 | Over-tilt | Engineer |
| H8 | Supply voltage out of limits | Engineer |
| H9 | Accelerometer fault | Engineer |
| J1 - J3 | Levelling/position difference or levelling safety mode | Drive to the top charge point; engineer if it stays |
| J4 - J8 | Program / position / hinge activation errors | Engineer |
Serial code label
No serial location data yet for this stairlift. Serial codes
Parts (9)
| Part | Part no. |
|---|---|
| Acorn 180 Li-ion Upgraded Batteries | |
| Acorn 180 Ni cad stairlift batteries | |
| Acorn 180 curved li ion type stairlift batteries X 2 | |
| Acorn 180 New Charger 33v DC | |
| Acorn 180 Main PCB | |
| Acorn 180 / 80 Keyswitch & Keys | |
| Acorn 80 /180 OSG Optical Switch – RH | |
| Acorn 80 /180 OSG Optical Switch – LH | |
| Acorn 180 Remote control |
Summarised from public manuals and supplier listings. Always check the product's own manual before any repair.