[213 Ev] Cylinder Head Assembly Removal - Mack E7 Service Manual

5-101.bk Page 16 Friday, March 17, 2006 11:05 AM
[213 EV] CYLINDER HEAD
ASSEMBLY REMOVAL
Refer to Figure 4-18.
1. Remove fuel return tube (3) from between
the cylinder head assemblies (4) by
loosening the tube sleeve nuts from each
end.
2. Remove fuel return line (1) at the front of the
forward cylinder head.
3. Remove cylinder head bolts (2 and 5). Refer
to cylinder head bolt torque sequence chart
in Cylinder Head Installation for location of
bolts, if necessary.
1. Fuel return line
2. Bolt
3. Fuel return tube
Page 4-16
200 ENGINE DISASSEMBLY
Figure 4-18 — Cylinder Heads
Cylinder head assemblies are heavy. Lifting a
cylinder head requires the help of an
assistant or suitable lifting device. Attempting
to lift a cylinder head without assistance may
result in severe personal injury.
4. Using a suitable lifting device, remove heads
from the engine block.
5. Remove gaskets and six fire rings. Discard
gaskets and fire rings.
4. Cylinder head
5. Bolt with hole in head