Rotax 447 UL SCDI - 9) Description of Systems; 9.1 Cooling System

Effectivity: 447 UL SCDI, 503 UL DCDI, 582 UL DCDI /mod. 99
INSTALLATION MANUAL
AIRCRAFT ENGINES
page 11 - 3
Initial issue, May 01/99
d00321
11.3.5) Cooling circuit
for engine installation with spark plugs up
1 crankcase 10 overflow hose
2 cylinder 11 overflow bottle
3 cylinder head 12 bottle venting
4 water pump 13 expansion tank
5 radiator 14 cylinder head venting hose
6 hose from radiator to the water pump 15 excess pressure valve
7 hose from cylinderhead to the radiator 16 return valve
8 radiator cap, with excess pressure
valve and return valve
9 temperature gauge for cooling water
02801
02800
fig. 12
fig. 14
fig. 13
◆ NOTE: illustration shows 582 UL DCDI
02799