Mitsubishi Electric 55624R(S)-MF Service Manual page 30

METERS AND GAUGES - Service Adjustment Procedures
For female Din
For male pin
(insert clip in
(insert clip in
side awav from
lock link side)0,Lo246
lock link) '
<Other models>
Intake manifold
TACHOMETER
Connect engine speedometer and compare the engine speedo-
meter and tachometer readings. Replace tachometer if differ-
ence is excessive.
Standard value:
Type 1 (8,000 rpm indication)
700 rpm
3,000 rpm
6,000 rpm
Type 2 (9,000 rpm indication)
700 rpm
3,000 rpm
7,000 rpm
Caution
As the tachometer is negative grounded, do not connect
battery conversely to prevent damaging transistor and
diode.
Connect the engine speedometer.
(1) Insert the paper clip from behind the connector.
Caution
Insert the paper clip parallel to the terminal surface as
shown in the figure at left.
NOTE (From 1990 models <DOHC>)
For rpm. one-half of the actual engine rpm is indicated, so
the actual engine rpm is two times the indicated value
shown by the tachometer.
TSB Revision
INSPECTION