Yanmar 3YM30 Sevice Manual page 24

(4) 3YM20 (with SD20 sail drive)
463
248
80A ALTERNATOR 272
(OPTIONAL)
138.5
10
SEAWATER
DRAIN 8
370
430
185
215
U-MIXING ELBOW
(OPTIONAL)
9
ASTERN
AHEAD
MOUNTING
BLOCK ID#230
185
MOUNTING
BLOCKS ID#100
12 2- 17 12 x 30
174
206
449.5 178.5
FUEL OVERFLOW
8.0
FUEL INLET
8.3
SEAWATER INLET
17.3
44
CRANKSHAFT CENTER
A
127.5 87 365.5 ( ) 48
873
274
FRESH
WATER
LO FILTER
DRAIN 8
9
DIRECTION OF ROTATION
7
4-M8
5.7
DETAIL OF PULLEY A
NOTE
1. DWG. SHOWS MOUNTING BLOCKS AT ORIGINAL HEIGHT.
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