Austro Engine E4 Series - Remove the Optional Gearbox Oil Cooler; Install the Optional Gearbox Oil Cooler

E4 Series
Maintenance Manual
Reciprocating
Engine
E4.08.04
Rev. 29
Page 213
85-Maintenance Procedures
01-Jul-2020
C. Remove the optional Gearbox Oil Cooler
Detail Steps/Work Items
Key Items/References
(1)
Remove the gearbox.
Refer to paragraph A.
(2)
Remove the screws and washers from the
gearbox oil cooler.
Refer to Fig. 85 - 24.
(3)
Carefully remove the gearbox oil cooler with
the O-Rings from the gearbox.
(4)
Remove the O-Rings from the gearbox oil
cooler.
Refer to Fig. 85 - 25.
D. Install the optional Gearbox Oil Cooler
Detail Steps/Work Items
Key Items/References
(1)
Clean the sealing surfaces at the gearbox
where the oil cooler will be installed.
Refer to Fig. 85 - 24.
(2)
Lubricate the two O-Rings (24.6x2.5) with
rubber grease.
Use only new O-Rings.
Refer to Fig. 85 - 25.
(3)
Lubricate the two O-Rings (19.6x2.4) with
engine oil.
Use only new O-Rings.
Refer to Fig. 85 - 25.
Refer to the Operation Manual
E4.01.01 for approved engine oils.
(4)
Put the four O-Rings at the position on the
oil cooler.
Refer to Fig. 85 - 25.
(5)
Put the oil cooler onto the gearbox.
Refer to Fig. 85 - 24.
When using Loctite, make sure that the thread is free of grease.
Apply a thin film of Loctite.
(6)
Apply Loctite 243 on the four M6 cylinder
head screws.
(7)
Tighten the screws with the washers on the
oil cooler.
Torque 7 Nm.
Refer to Fig. 85 - 24.
(8)
Make sure that the hoses for the engine
coolant systems are correctly installed.
(9)
Pull the connecting hose over the hose
connector at the gearbox.
Refer to Fig. 85 - 22 and Fig. 85 -
23.
(10)
Attach a clamp on the connecting hose.
Use only new clamps.
Refer to Fig. 85 - 22 and Fig. 85 -
23.
(11)
Tighten the screw of the spring band clamp.
Torque 5±0.5° Nm.
(12)
Secure the clamp with lock-wire.
Refer to Chapter 70.