Seiko 8R48A Technical Manual page 15

TECHNICAL GUIDE
Types of oil
AO-3 (Moebius A)
1. Oiling spot
(7) 48 Chronograph main plate
*1
*4
(8) 18 Chronograph bridge
[ Dial side ]
S-6
S-4
*1
*2
*2
Turn the gear after oiling
Note :
There must be oil within the range of the arrow.
15/24
Oil quantity mark
NORMAL QUANTITY
SUFFICIENT QUANTITY
*3
*4
*3
[ Back side ]
Cal. 8R48A/8R49A