Rotax 377, 447, 503, 582, 618 maintenance schedule, Rotax two stroke
aircraft engine maintenance
schedule.
|
|
|
|
The World's first Lightsport and Ultralight
Aircraft weekly web video webcast!
If you have high speed internet and Windows Media Player
installed you can watch our weekly Light Sport and
Ultralight aircraft webcast!
Each issue is 25 to 35 minutes in length and
is live on the web for 7 days.
Click here for more information! |
|
|
|
|
|
|
|
|
Click here for this months specials! |
|
|
 |
|
|
|
|
Click
HERE to
receive Ultralight News EXTRA!
Our monthly newsletter
packed full of information about ultralight aviation!
|
|
Rotax aircraft
engine maintenance
schedule for two stroke Rotax engines.
|
|
| All Rotax two stroke aircraft engines require periodic maintenance.
The schedule below is the recommended intervals for the Rotax 277, 377, 447, 503, 532, 582, and 618 aircraft engines. |
|
 |
Checks
and work to be done - Hours
 |
2 |
10 |
12 |
25 |
50 |
75 |
100 |
125 |
150 |
175 |
200 |
225 |
250 |
275 |
300 |
| 1 |
retorque cylinder head nuts
(1) |
x |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 2 |
retorque exhaust manifold (1)
screws |
x |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 3 |
check rewind starter rope |
|
|
x |
|
|
|
|
|
|
|
|
|
|
|
|
| 4 |
check electric starter gear |
|
|
|
|
x |
|
x |
|
x |
|
|
|
x |
|
|
| 5 |
inspect spark plugs |
|
|
x |
|
|
|
|
|
|
|
|
|
|
|
|
| 6 |
replace spark plugs |
|
|
|
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
|
| 7 |
check and clean inside spark plug caps |
|
|
x |
|
|
|
|
|
|
|
|
|
|
|
|
| 8 |
check ignition timing
CDI -
Points |
|
x
(2) |
|
|
|
x |
|
|
|
|
|
x |
|
|
|
| 9 |
check point gap |
|
x
(2) |
|
|
|
x |
|
|
|
|
|
x |
|
|
|
| 10 |
check ignition dampening box |
|
|
|
|
|
x |
|
|
x |
|
|
x |
|
|
|
| 11 |
replace points & condensers |
|
|
|
|
|
|
|
|
x |
|
|
|
|
|
|
| 12 |
check fan belt tension |
|
x |
|
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
|
| 13 |
grease exhaust ball joints |
|
|
|
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
|
| 14 |
replace exhaust springs |
|
|
|
|
|
x |
|
|
x |
|
|
x |
|
|
|
| 15 |
oil throttle & oil injection cables |
|
|
|
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
|
| 16 |
check prop balance & tracking (3) |
|
|
|
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
|
|
|
Checks and work to be done - Hours
|
2 |
10 |
12 |
25 |
50 |
75 |
100 |
125 |
150 |
175 |
200 |
225 |
250 |
275 |
300 |
| 17 |
inspect prop bolts (4) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 18 |
clean & oil air filter |
|
|
|
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
|
| 19 |
check fuel filter |
|
|
|
x |
x |
x |
|
x |
x |
x |
|
x |
x |
x |
|
| 20 |
replace fuel filter |
|
|
|
|
|
|
x |
|
|
|
x |
|
|
|
|
| 21 |
check carb(s) & readjust
-idle speed, cable tension |
x |
|
|
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
x |
|
| 22 |
clean carb(s) & check for wear |
|
|
|
|
x |
|
x |
|
x |
|
x |
|
x |
|
|
| 23 |
replace jet needle and needle jet |
|
|
|
|
|
|
|
|
x |
|
|
|
|
|
|
| 24 |
clean & check fuel pump |
|
|
|
|
|
x |
|
|
x |
|
|
x |
|
|
|
| 25 |
check gear box oil level |
|
|
|
x |
x |
x |
|
x |
x |
x |
|
x |
x |
x |
|
| 26 |
replace gear box oil |
|
x |
|
|
|
|
x |
|
|
|
x |
|
|
|
|
| 27 |
check and adjust gearbox shock absorber |
|
|
|
|
|
|
x |
|
|
|
x |
|
|
|
|
| 28 |
check gear box back plate screws (A & B) |
|
|
|
|
|
|
x |
|
|
|
x |
|
|
|
|
| 29 |
replace rotary valve lubrication oil |
|
|
|
|
|
|
x |
|
|
|
x |
|
|
|
|
| 30 |
inspect cylinder head & piston crown (5) |
|
|
|
|
x |
|
x |
|
x |
|
x |
|
x |
|
|
| 31 |
inspect ring grooves (6) |
|
|
|
|
x |
|
x |
|
x |
|
x |
|
x |
|
|
| 32 |
check piston diameter (8) |
|
|
|
|
x
(7) |
|
x
(7) |
|
x |
|
x
(7) |
|
x
(7) |
|
|
| 33 |
piston rings - check gap (8) |
|
|
|
|
x
(7) |
|
x
(7) |
|
x |
|
x
(7) |
|
x
(7) |
|
|
|
|
Checks
and work to be done - Hours
|
2 |
10 |
12 |
25 |
50 |
75 |
100 |
125 |
150 |
175 |
200 |
225 |
250 |
275 |
300 |
| 34 |
piston ring-check axial play
-retangular ring
(8) |
|
|
|
|
x
(7) |
|
x
(7) |
|
x |
|
x
(7) |
|
x
(7) |
|
|
| 35 |
check cylinder diameter
(8) |
|
|
|
|
x
(7) |
|
|
|
x |
|
x
(7) |
|
x
(7) |
|
|
| 36 |
check cylinder for roundness (8) |
|
|
|
|
x
(7) |
|
x
(7) |
|
x |
|
x
(7) |
|
x
(7) |
|
|
| 37 |
replace cylinder head/base/exhaust gaskets
(9) |
|
|
|
|
x |
|
x |
|
x |
|
x |
|
x |
|
|
| 38 |
inspect piston pin and bearing |
|
|
|
|
|
|
|
|
x |
|
|
|
|
|
|
| 39 |
inspect crankshaft and replace outer seals |
|
|
|
|
|
|
|
|
x |
|
|
|
|
|
|
| 40 |
general overhaul of engine (10) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
x |
|
|
| (1) and after every replacement of gasket(s) |
(2) and after every replacement of contact breakers |
| (3) also after any damage |
(4) according to manufacturers instructions |
| (5) if carbon layer is more than 0.5 mm thick - |
(6) if piston rings stick, clean or replace if necessary |
| (7) if used in dusty atmosphere |
(8) if cylinders are removed from engine |
|
|
|
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
Index for this section. |
|
|
|
|
 |
|
|
|
|
Ultralight Aircraft News Web Magazine Covering the World of Ultralight Aviation .
You may link to these pages or print
them out for your own personal use, but no part of this
publication may be copied or distributed, transmitted, transcribed,
stored in a retrieval system, or translated into any human or computer
language, in any form or by any means, electronic, mechanical,
manual, or otherwise, without the written permission of Ultralight News.
By copying or paraphrasing the intellectual
property on this site, you're automatically signing a binding contract
and agreeing to be billed $10,000 payable immediately. Copyright Ultralight News
|
