Hitachi Zaxis 17U-5A, Operator'S Manual

Page: 91 / 278

OPERATING THE ENGINE
3-5
Check Instruments After Starting Engine
Checking instruments through monitor functions
After starting the engine, check the following points
through the monitor functions.
1. Check that alternator alarm indicator (1) is OFF. In case
alternator alarm indicator (1) stays ON, immediately stop
the engine. Inspect the alternator and the battery system
for any abnormality.
2. Check that engine oil pressure indicator (2) is OFF.
In case engine oil pressure indicator (2) stays ON,
immediately stop the engine. Inspect the engine oil
pressure system and the oil level.
IMPORTANT: In case any abnormality is found on the
monitor unit, immediately stop the engine. Inspect the
cause of the trouble.
Check engine noise and exhaust gas color:
Check that the engine noise and exhaust gas color are
normal.
f
NOTE: Check the exhaust gas color as follows. (After warm-
up operation, run the engine with no loads.)
Colorless or
light blue
: Normal (Perfect combustion)
Black : Abnormal (Imperfect combustion,
abnormal fuel system)
White : Abnormal (Oil is leaking into the
combustion chamber, abnormal fuel
system)
1 2
M1NC-01-005