Date: 11-15-19
Revision: 2
A-2
VASHON AIRCRAFT RANGER R7 MAINTENANCE MANUAL
Engine Group
Ref.
Interval
Initials
100
Special
1
Engine
Continental
Motors
X
2
Engine Cowl:
-
Remove, clean, and check for
cracks, distortion, missing
hinge eyelets
5.7.9
X
3
Engine Oil:
-
Drain
5.7.10
After first 25
hrs. and
every 50 hrs.
or 4 months
4
Oil Filter:
-
Replace with new filter
-
Cut open old filter then
perform visual inspection of
filter element for foreign
particles
5.7.10
After first 25
hrs. and
every 50 hrs.
or 4 months
5
Oil Temperature Sensor Unit:
-
Check for leaks and security
Continental
Motors,
Dynon
Avionics
X
6
Oil Lines & Fittings:
-
Check for leaks, security,
chafing, dents, and cracks
5.7.23,
Continental
Motors
X
7
Oil Cooler:
-
Clean and check cooling fins
for damage
5.7.10
X
8
Engine Oil:
-
Fill with 5 Quarts
5.4
After first 25
hrs. and
every 50 hrs.
or 4 months
9
Spark Plugs:
-
Remove ignition leads from
plugs
-
Remove
-
Visual inspection and re-gap
as necessary
Continental
Motors
X
