Chery automobile Service Manual page 492

3. HAIRSPRING
In order to ensure that the steering wheel has a
sufficient turning angle other than damages
the connection wiring harness of the airbag
assembly, the spiral wiring harness is adopted
between the steering wheel and the steering
column. Install the wiring harness into the
spiral spring first, and then install the spiral
spring into the spring housing, which is called
as hairspring. Normally, the wiring harness of
the horn is also installed in the spiral spring.
Specification:
External diameter Φ96m
Number of cycles: maximum cycles of 6.
Storage temperature : -40 85
Operation temperature: -35
Operation voltage: DC 9 16V
Working current (airbag configuration): 16A 40V 6ms max.
Current carry capacity: Carrying up to 5S maximum under a load current of 5A
Voltage carry capacity: Carrying up to 100ms maximum under a voltage of DC 20V
Operation torque: 0.15ms max.
Hairspring
It is installed on the steering column.
It is also a part of the horn circuit.
Attention: The hairspring will be damaged if the steering wheel is turned by more than
4.5 cycles.
Turn the steering wheel:
Rotate the steering wheel to one direction will tighten the coil.
Rotate the steering wheel to the other direction will loosen the coil.
The hairspring will be damaged if the steering wheel is turned by more than 4.5 cycles.(The
total rotation range: 9 cycles)
Warning: Removal of the hairspring will cause injury and vehicle damage. Do not
remove the hairspring. If the airbag has already been inflated, the hairspring
must be replaced. Please remove the airbag components, hairspring and
85
T-52