Hitachi EX 3600-6 Operator's Manual page 210

Table 2. Lines
Interval(hours)
Daily Contact surfaces of
flange joints
Welded surfaces on
joints
Clamps
Every 250 hours Welded surfaces
on joints
Clamps
NOTE: Refer to the illustrations in Fig.2 for each check point location or for a descrip-
tion of the abnormality. Use genuine Hitachi parts.
Interval(hours)
Every 250 hours Contact surfaces of
flange joints
Oil cooler
NOTE: Refer to the illustrations in Fig.3 for each check point location .
MAINTENANCE
Check Points
Leak (11)
Leak (12)
Loose
Crack (13)
Missing
Deformation
Table 3. Oil cooler
Check Points
Leak (14)
Leak (15)
Abnormalities
Replace
O-ring
and/or
retighten bolts
Replace
Retighten
Replace
Replace
Replace
Abnormalities
Replace
O-ring
and/or
retighten bolts
Replace
7-71
Remedies
13
Remedies
14
14
11
12
M115-07-150
Fig. 2
15
M115-07-151
Fig. 3