Doosan DL06 - Page 50

DL06K Interim Tire-4 Diesel Engine Technical Information
48
Disassembl
e
engine
Inspect compressed
pressure
7. Engine knocking
Inspect combustin of fuel & oil
(
carbon residue of exhaust
g
a
s
)
Unconfirmed Confirm
Confirm Too lo
w
Inspect high pressure
pump
Normal
A
d
j
ust
Check fuel
q
ualit
y
Use specified fuel
Check valve clearance and
cylinder head gasket crush
Normal
Replace
.
A
d
j
us
t
Disassemble
engine