Rev. 3.02 - 72 -
SRP-270
Phenomenon Condition Cause Level Check point & Method Repair Method
Entry of ①
solenoid is cut
B ·Measure resistant
value between
terminal of solenoid
resistance: Some
70±10% (25 )℃
·In case cutting
substitute solenoid
12. No
working of
Solenoid
Gear tooth ②
cam, ratchet
and ribbon
frame get
dusted or
altered
A ·Check with eyes
transforming or
dusting in gear tooth,
cam, ratchet, and
ribbon frame
·Substitute dust to
take out or part
Transforming ①
or damage of
spring shift
clutch
B See cause of phenomenon ②12
Attrition or ②
damage of shift
cam, shift
ratchet
B See cause of phenomenon 12③
Transform or ③
damage of
ribbon frame
B ·Measure size of the
part moving cam of
ribbon frame,
measure horizontal
degree and check with
eyes
·In case of transform
or damage of ribbon
frame, substitute
them
Betray of ④
ribbon papers
A ·Check with eyes
ribbon paper in ribbon
frame
·Set ribbon paper fit
ably with ribbon
frame
13. No
working of
ribbon
rotating
Volume of ⑤
ribbon
A ·Different with each
other of color and rate
of ribbon
·Ribbon substitute