Requirements On The Cooling System; Size And Position Of Connections - Rotax 914 F Installation Manual

12.3) Requirements on the cooling system

ATTENTION: All components of the cooling system have to be secured suitably.
WARNING: The size and layout of the cooling system must be designed to keep
Coolant hoses:
temperature durability:
pressure durability:
nom. inside dia :
bending radius:
material:
ATTENTION: Pay attention to ozone stability!
NOTE:

12.4) Size and position of connections

See illustration 17/18/19.
expansion tank Q with radiator cap W
to radiator E:
slip-on length
to overflow bottle R:
slip-on length
Ill. 17
Modification-No.
- 0 -
the operating temperatures within the specified limits.
To minimize flow resistance employ radiator with low flow resistance
and parallel flow as realized on the original BOMBARDIER-ROTAX
radiator and use short hoses and pipelines.
min. 125°C (257° F)
min. 5 bar (73 p.s.i.)
25 mm (1")
min. 175 mm (7")
Suitable for 100 % Glycol and antifreeze agents.
If installation require longer distances use aluminium pipes (25 mm
(1") inside dia.) instead of hoses.
outside dia. 25 mm (1")
max. 22 mm (7/8")
outside dia. 8 mm (3/8")
max. 15 mm (9/16")
E E
W W
Reference
Q Q
R R
Install
914 F
Date
Page
1996 05 10
33