Austro Engine E4 Series - Timing Chain; Timing Chain Check; (A) Prepare for Timing Chain Check

E4 Series
Maintenance Manual
Reciprocating
Engine
Page 314
E4.08.04
Rev. 29
85-Maintenance Procedures
01-Jul-2020
Detail Steps/Work Items
Key Items/References
Refer to Fig. 85 - 136.
(4)
Install the V-Ribbed belt.
Refer to Paragraph 1.B.
(5)
Do an engine ground run.
Refer to Section 71-00-01.
Fig. 85 - 136 Belt Tensioner – Roller
4. Timing Chain
A. Timing Chain Check
(a) Prepare for timing chain check
Detail Steps/Work Items
Key Items/References
Engine configuration “-A”
(1)
Get access to the chain tensioner of the
engine.
Refer to the Aircraft Maintenance
Manual (AMM).
Engine configuration “-B” or “-C”
(1)
Remove the cowling parts to get access to the
engine.
Refer to the Aircraft Maintenance
Manual (AMM).
Refer to Fig. 85 - 137.
(2)
Remove the aircraft and the engine parts as
follows:
 Drain the coolant.
 Remove the air tube connected to the
intake air manifold.
 Remove the coolant expansion tank.
 Loosen the intake air manifold.
Refer to the applicable Aircraft
Maintenance Manual.
Refer to Fig. 85 - 137.
Tensioner pulley
Idler pulley
Screw
Screw
Screw