Jabiru Aircraft
Pty Ltd
Instruction & Maintenance Manual
Jabiru 2200 Aircraft Engine
Hydraulic Valve Lifter Models
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REVISION
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Dated : June 2010
Issued By: DPS
Page: 53 of 116
L:\files\Manuals_For_Products\Engine_Manuals\Transition\JEM2204-9_I&M_unsigned.docx
C6
1. Clean and visually inspect
2. Mount cylinders in honing machine by base and hone with Sunnen mm 33-
J85 Stone
3. Measure and record in Build Sheet
4. Bead blast cylinder outer to remove all old paint and rust.
5. Etch prime and paint with high temperature paint.
6. Run 5/16 UNF Tap through head threads to remove all beads and to insure
that head bolts torque up fully.
7. Clean in kerosene then in hot soapy water to remove all honing oil etc.
Note: Once cleaned, oil up cylinders straight away. Store in a cool dry place in a
sealed container.
Figure 21. Drawing 9436064
– Barrel Hone
Pistons
C7
1. Clean oil out of pistons
2. Dip Pistons in cold dip solvent (i.e. Redik DKT degreaser
– decarboniser
paint stripper) as per manufacturers instructions to remove all carbon.
Note: The head of the piston can be bead blasted, but never bead blast the ring
grooves, piston skirt and piston pin bores.
3. Use an old ring to clean carbon out of ring grooves but care must be taken
not to scratch grooves. Any scratching will cause Gas Leakage past the
rings. A piece of 2mm (0.080") perspex can also be used as it is kinder to
the pistons.
C8
1. Clean thoroughly.
2. Visually inspect pistons for cracks or damage.
3. Measure pistons and record in build sheet.
4. Check circlip groove.
NOTE: Top ring has uninterrupted vertical edge. 2
nd
Ring has 2 cut-aways on
vertical face (Top and Bottom). Ring manufacturers will specify machinings and
orientation of first and second rings.
