
22
D. REASONS FOR FAULTS
* *Sw
�
tch fault
Damage to the sw
�
tch c
�
rcu
�
t
D
�
stort
�
on of the capactve effect due to prec
�
ptat
�
on
�
n the touch c
�
rcu
�
ts. Mo
�
sture
�
n the sw
�
tch
plast
�
c
Sw
�
tches los
�
ng ther propert
�
es
�
n sw
�
tch keys
**C
�
rcu
�
t fault
Damage to the c
�
rcu
�
t
Incorrect connecton of cables on c
�
rcu
�
t