Lubricating Oil System (Trochoid Pump) - Yanmar 3YM30 Service Manual

13.3 Lubricating oil system (Trochoid pump)

(1) Outside clearance of outer rotor
Standard
0.12-0.21
(2) Tip clearance between outer rotor and inner rotor
Standard
-
(3) Side clearance of outer rotor
Standard
0.02-0.07
(4) Outside diameter clearance of inner rotor centering location part
Inspection item
Gear case cover I.D.
Inner rotor O.D.
Rotor clearance
Limit Reference page
0.30 8.2.4(1)
Limit Reference page
0.16 8.2.4(1)
Limit Reference page
0.12 8.2.4(2)
Standard
46.13-46.18
45.98-46.00
0.13-0.20
mm
mm
mm
Limit
-
-
0.25
207
13. Service standards
mm
Reference
page
8.2.4(3)