COMCO IKARUS
Maintenance Manual C42 Series
MaintenanceManual C42-
Series_Issue_VII_18.02.2014.doc
Revison No.:1 63 from 107
No. Description
Inspection
Ref.
Chapter
Signature
every
50
hours
very
100
hours
165 Check condition and functionality of cabin locks
x x
166 Check condition and functionality of ventilation window
x x
167
168 Empennage
169 Horizontal tail
170 Check condition of horizontal tail struts and for secure fitting
x x
171
Visual inspection of the condition of the horizontal tail fin and of the
elevator
x x
172 Check horizontal tail fin for secure fitting
x x
173 Visual inspection of safety screws in the horizontal tail fin attachment
x x
174
Check condition, secure fitting, play and security of elevator hinges
(fork joints), in particular wear of the eye-bolts and bolts
x x
175 Clean, grease and secure fork joints
x
176
Check elevator control horn for damage, in particular for cracks in the
welded connection, and for secure fitting
x x
177 Check freedom of movement of the elevator
x x
178
Check condition and freedom of movement of the elevator push-rod
rod ends; with the elevator in full deflection, check counter nuts for
secure fitting
x x
179
Check counter nuts for proper torque and that they are properly
installed
x x
180
Clean, grease and secure rod ends and check for play; tighten and
secure the counter nuts with Loctite; secure rod end with counter nut
x
181
Check condition, security and attachment of elevator reversal
bellcrank (on top of fuselage tube); in particular, check screws in the
bearing block, fittings and rivets; observe service bulletin
x x
4.3.6.3
182
Check elevator reversal bellcrank for security, wear and freedom of
movement; wash out and grease journal bearings
x
183 Check attachment of push-rod to control stick
x x
184 Trim tab
185 Check trim tab functionality and deflection (cf. setting data)
x x
186
Visual inspection of condition and attachment of tab, control horn and
control rods
Note:
The bearing "rod-control horn" used in the design prior to 2004 can
wear out. Retro-fit new construction as required
x x