Yanmar 3YM30 Sevice Manual page 23

(3) 3YM20 (with KM2P-1 marine gear)
DETAIL OF COUPLING A
463
248
272
80A ALTERNATOR
(OPTIONAL)
138.5
12
SEAWATER
DRAIN 8
291
430
MOUNTING BLOCKS ID#75
6 7.5
4- 10.5
4
A
12
215
U-MIXING ELBOW
176
(OPTIONAL)
122.5
A
FRESH
WATER
DRAIN
6
4- 17
174 12x30
206
178.5 336 178.5
70
8 LO FILTER
204
178.5
279.5 269 97
693 .5
8
MOUNTING
BLOCKS ID#100
7
DIRECTION OF ROTATION
5.7
DETAIL OF PULLEY B
FUEL OVERFLOW
8.0
FUEL INLET
8.3
SEAWATER INLET
17.3
CRANKSHAFT CENTER
B
SEAWATER
DRAIN PLUG
NOTE
1. DWG. SHOWS MOUNTING BLOCKS AT ORIGINAL HEIGHT.
( 48 )
2. ENGINE WEIGHT WILL COMPRESS BLOCKS BY 4.5 mm (APPROX.).
3. MOUNTING BLOCKS ARE EQUIPPED FOR STANDARD ACCESSORY.
4. SHOWS CENTER OF GRAVITY.
1.General
4-M8