Section 5 • Fault Codes
Part No. 227656
GR-20J • GR-26J
5 - 7
September 2016
FAULT CODE CHART
Error Source
Error Type
ID
Name
ID
Name
Condition
Solution
81
Descent valve
There is a problem on one
or other of the following
outputs: terminal A30,
terminal A26.
Check the condition of the
valves and their connections.
Otherwise, it is an internal fault
of the controller.
82
Rotation valve
There is a problem on one
or other of the following
outputs: terminal A34,
terminal A25.
Check the condition of the
valves and their connections.
Otherwise, it is an internal fault
of the controller.
83
Steering valve
There is a problem on one
or other of the following
outputs: terminal A34,
terminal A26.
Check the condition of the
valves and their connections.
Otherwise, it is an internal fault
of the controller.
84
Aux. Valve
There is a problem on one
or other of the following
outputs: "FLASHING
LIGHT" and "TILT LAMP"
Repair or replace the option.
86
Brake coil
open
The main driver coil is not
connected to pin A12 of
NEB.
Check the connections of the
BRAKE coil. Otherwise the
conductor circuit is damaged
and the controller must be
replaced.
01
Controller
interface
board
89
Horn
conductor
There is a problem
(short-circuit to negative
or positive, to absent
horn) on the "WARNING"
product.
Check the horn and its wiring.
If the wiring is correct and the
alarm persists, there is an
internal fault.
