Hitachi Zaxis 17U-5A Operator's Manual page 189

Hydraulic excavator
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Interval
Check Points
(Hours)
Every 250
Hose covers
hours
Hose ends
Hose covers
Hose covers
Hose
Hose ends and
Fittings
Lines
Interval
Check Points
(Hours)
Daily
Contact surfaces
of flange joints
Bolts
Welded surfaces
on flange joints
Every 250
Flange joint neck
hours
Welded surfaces
on flange joints
Clamps
Oil Cooler
Interval
Check Points
(Hours)
Every 250
Hose ends and
hours
Fittings
Oil Cooler
MAINTENANCE
Abnormalities
Leak (4)
Leak (5)
Exposed reinforcement (6)
Crack or blister (7)
Bend (8), Collapse (9)
Deformation or corrosion (10)
Abnormalities
Leak (11)
Loose or leak (11)
Leak (12)
Crack (13)
Crack (12)
Missing or deformation Loose bolts
Abnormalities
Leak (14)
Leak (15)
7-49
Remedies
Replace
Replace
Replace
Replace
Replace
Replace
Remedies
Replace
Retighten or
replace O-ring
Replace
Replace
Replace
Replace or
retighten
Remedies
Retighten or
replace
Replace
4
5
M115-07-146
7
6
M115-07-147
8
M115-07-148
9
10
M115-07-149
12
13
11
M137-07-001
12
13
M137-07-007
15
14
MADB-07-021

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Zaxis 26u-5a

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