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EFFECTIVITY:
C I R R U S
C O M P O N E N T M A I N T E N A N C E M A N U A L - C A P S
M O D E L S R 2 0
26 Jul 2013
(1)
Removal - Empennage Cover
(a)
Acquire necessary tools, equipment, and supplies.
(b)
Remove rocket assembly.
(c)
From aft, exterior edge of rear window and along airplane center line, measure 9.5 inches
(24.1 cm) aft and mark.
(d)
From mark, measure 3.25 inches (8.26 cm) left and mark pilot hole.
(e)
Using catch cloth, protect parachute assembly from foreign object debris/damage.
WARNING:
To ensure drill bits do not contact parachute assembly, use stop collar
during drilling procedures.
(f)
At pilot hole mark, use 1/4 inch drill bit with stop collar to drill pilot hole.
(g)
Through access panel CB7, use inspection mirror to verify that hole is approximately cen-
tered within the empennage cover strike plate.
(h)
At pilot hole, use 5/8 inch drill bit with stop collar to drill hole that facilitates insertion of
slide hammer fitting.
(i)
Position slide hammer to empennage cover and insert slide hammer fitting into drilled
hole.
(j)
At interior of empennage cover, attach anvil to slide hammer fitting.
(k)
Use sharp, rapid movements with slide hammer until empennage cover is disbonded from
fuselage.
WARNING:
Use utmost care when working around embedded forward harness
straps and lightning protection mesh with sharp tools. Failure to fol-
low this warning could result in damage to the system and failure to
deploy.
Note:
Empennage cover remnant may be used as an outline template to facilitate
cover installation. Avoid unnecessary damage to remnant cover during
removal.
(l)
Continue to work edges away until it is possible to slowly peel empennage cover away
from fuselage flange.
(m)
Remove cover remnant from airplane.
(n)
Remove catch cloth from parachute assembly.
Description
P/N or Spec.
Supplier
Purpose
Slide Hammer
w/ 5/8 inch Fitting and
Anvil Attachment
-
Any Source
Remove empen-
nage cover.
Inspection Mirror
-
Any Source
Verify hole location.
Drill Bit w/ Stop Collar
1/4 inch
Any Source
Drill pilot hole.
Drill Bit w/ Stop Collar
5/8 inch
Any Source
Drill hole for slide
hammer fitting.
