7
TECHNICAL GUIDE
Cal. 3M62A
•
How to install
Set the guide hole of the minus lead terminal
to the post of the main plate, and push the “A”
p o r t i o n d o w n v e r t i c a l l y s o t h a t t h e
rechargeable battery unit is well seated in
position.
Note: Take utmost care not to short-circuit the
(+) and (–) terminals, as this will deteriorate
the battery unit.
“A” portion
Guide hole
Minus lead terminal
Rechargeable battery
connection (+)
23
Oscillating weight bridge
•
Lubricating
Lubricate the ball-bearing of the oscillating
weight bridge as shown in the illustration at
right.
24
Circuit block
The circuit block for Cal. 3M6 Series and that for Cal. 3M2 Series have a close resemblance in shape.
They can be discriminated in the point that the circuit block for Cal. 3M6 Series has no diode element
unlike that for Cal. 3M2 Series. When repairing the circuit block, check that it has no diode element to
make sure you are using the proper one.
Having no
diode element
Diode
element
[ Circuit block for Cal. 3M6 Series ]
[ Circuit block for Cal. 3M2 Series ]
Lubricating:
: Moebius A
