5-37. CYLINDER HEAD REPAIR (Cont)
Immediately after removing fuel lines,
cover each injector opening with cap
to keep out dirt.
Remove four inlet fuel lines (1) and four
outlet fuel lines (2) from fuel injectors (3)
and fuel connectors (4). Discard fuel lines.
Tag rocker arms, shafts, brackets, valves, cam followers, and associated hardware
so they can be installed in their original position.
On models 7083-7396 and 7083-7391, one rocker arm shaft bracket on right cylinder
head contains throttle delay housing (5).
Remove eight bolts (6) securing rocker arm shafts (7) and brackets (8) to cylinder head.
On model 7083-7396, inspect throttle
delay check valve for Ieakage. Fill
throttle delay cylinder with fuel oil and
watch check valve for leakage while
moving engine throttle from idle to full
fuel position. If more than a drop of
leakage occurs, replace check valve.
(3) Remove four rocker arm shafts (7) and
eight rocker shaft brackets (8) from
cylinder head. If necessary, remove check
valve (9) used on model 7083-7396 and oil
supply fitting (10) from throttle delay
housing (5) used on models 7083-7396
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