Go to EASA Acceptable Means of Compliance (AMC) for 2042/2003
"AMC 145.A.30 (g) Personnel requirements"
This only lists for fixed-wing aircraft because, according to EASA, smaller aircraft don't exist yet!
Therefore is is hard to remove wheels, water boilers and coffee brewers from an Jet Ranger or even to replenish the toilets.....
"Category A for the purpose of the category A issuing an aircraft certificate of release
to service as specified in 145.A.50 as part of minor scheduled line maintenance or
simple defect rectification are contained in the following list:
a. Replacement of wheel assemblies.
b. Replacement of wheel brake units.
c. Replacement of emergency equipment .
d. Replacement of ovens, boilers and beverage makers.
e. Replacement of internal and external lights, filaments and flash tubes.
f. Replacement of windscreen wiper blades.
g. Replacement of passenger and cabin crew seats, seat belts and harnesses.
h. Closing of cowlings and refitment of quick access inspection panels.
i. Replacement of toilet system components but excluding gate valves.
j. Simple repairs and replacement of internal compartment doors and placards
but excluding doors forming part of a pressure structure.
k. Simple repairs and replacement of overhead storage compartment doors and
cabin furnishing items.
l. Replacement of static wicks.
m. Replacement of aircraft main and APU aircraft batteries.
n. Replacement of inflight entertainment system components but excluding
public address.
o. Routine lubrication and replenishment of all system fluids and gases.
p. The de-activation only of sub-systems and aircraft components as permitted by
the operator's minimum equipment list where such de-activation is agreed by the
competent authority as a simple task.
q. Replacement of any other component as agreed by the Agency for a particular
aircraft type only where it is agreed that the task is simple.
NOTE: This list will be periodically updated in the light of ongoing experience
and technological changes."
Enjoy!