Time Limits and
Maintenance
Check
Activities/Service Interval
Drain the Gearbox Oil according to Section 85-10-00.
Examine the Gearbox Oil according to Section 85-10-00.
Collect a sample of used Gearbox Oil using the oil container provided
with the 300 h Service Kit.
ï€ Send the oil sample to oil check directly (pre-filled out
envelope).
Examine the Gearbox Oil Filter according to Section 85-10-00.
Replace the Gearbox Oil Filter according to Section 85-10-00.
Refill the Gearbox Oil according to Section 85-10-00.
Visually examine the V-Ribbed Belt.
Look especially for abrasion and signs of damage:
– Textile reinforcement visible between the ribs
– Tapered ribs
– Transverse cracks on the running surface
– Dirt between the ribs
– Transverse cracks in the ribs
– Frayed textile reinforcement.
In case of dirt clean the V-Ribbed Belt using water only.
Examine the belt pulley profiles and the tensioner for damage and dirt.
Drain the Engine Oil according to Section 79-20-00 Paragraph 5.A.
Collect a sample of the used Engine Oil using the oil container provided
with the 100 h Service Kit.
ï€ Send the oil sample to oil check directly (pre-filled out
envelope).
Replace the Engine Oil Filter according to Section 79-20-00 Paragraph
3.
Visually examine the used Oil Filter for contamination and metal
abrasion.
ï€ If an abnormal condition is found (metal shavings exceeding
1.5 mm; concentration of particles; clogged filter), this
condition must be corrected (e.g. by exchange of defective
component within published repair procedures) before further
operation of the engine.
Fill the Engine Oil according to Section 79-20-00 Paragraph 5.B.
Visually examine the Fuel System for signs of wear and leakage.
Make sure that the fittings are tightened.
Replace the Fuel Filter in accordance with the applicable Aircraft
Maintenance Manual.
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