Table of Contents
Advertisement
16) Check and grease the starter motor gear shaft (don't grease the starter motor
gear) Check starter motor for tight mounting. There should be no excessive
radial free play of the starter motor gear axle. With too much free play the
starter must be exchanged.
17) Clean the starter ring gear and check for damage.
18) Remove the fairings which protect the drive belts. Check the drive belts for
wear If a drive belt shows signs of wear all drive belts must be replaced.
Check and correct tension (see sect. 4.10.2).
Check if drive belt operating time is exceeded see section 0.4.
Check the rollers which guide the drive belts for tight fit to their mounting
brackets and for easy turning. If there is any significant friction in their
bearings, the rollers have to be replaced.
19) Clean the spindle drive. Check the connections of the spindle drive to
fuselage and powerplant.
20) Check the time taken to retract and to extend the power plant. If it takes
longer than described under sect. 1.13.2 the gas strut has to be replaced.
21) Check the engine retaining cable for wear and kinks.
Check the engine position with the retaining cable fully tensioned
according to sect. 1.13.3. If the cable is too long it has to be adjusted at the
adjustment screw in the rear end of the engine bay.
22) Check the main bearings of the upper pulley for any free play.
23) Check the tension of the propeller bolts: remove the lockwire, loosen the
propeller bolts and retorque them with a torque wrench, torque value see
section 1.12.9. Secure again with lockwire according to section 4.10.6.
24) Check the propeller blades for any damage.
25) Check all electric cables and connectors. Check the terminals especially of
the starter positive and earth wire for cracks.
Note: The critical spots may be covered by heat shrink tubing.
26) Check the whole electrical system wiring, ensure all equipment is secure
and all connections are OK. Check proper functioning of all systems and
fuses/circuit breakers.
27) Reinstall the engine bay doors. Check all the hinges on the engine
compartment doors for proper fit and any cracks, tears etc. Check if hinge
pins are secured properly.
Check the engine door control system.
Issued: October 2012
Copyright DG Flugzeugbau GmbH - any copy or publishing prohibited
Manual valid with the up-to-date cover page only
Maintenance Manual DG-1000M
TN1000/22
3.7
Advertisement
Table of Contents
