Check Fuel Hoses - Hitachi Zaxis 850LC-3 Operator's Manual

6 Check Fuel Hoses

--- daily
--- every 250 hours
WARNING: Fuel leaks can lead to fires that may result
in serious injury.
To avoid this hazard :
1. Park the machine on a firm, level surface. Lower the
bucket to the ground. Stop the engine. Remove key from
the key switch. Pull the pilot control shut-off lever to the
LOCK position.
2. Check for kinked hoses, and hoses that rub against each
other parts for leaks.
Check hoses at the check points indicated below for leaks
and other damage that may result in future leaks. If any
abnormalities are found, replace or retighten them, as
shown in Table 4.
3. Repair or replace any loose or damaged hoses. Never in-
stall bent or damaged hoses.
Interval(hours)
Daily Hose ends
Surface braid
hose
Every 250 hours Surface braid
hose
Hose ends
Hose
Hose
Hose ends and fittings
NOTE: Refer to the illustrations in Fig.1 for each check point location or for
a description of the abnormality. Use genuine Hitachi parts.
Table 4. Hoses
Check Points Abnormalities
Leak (1)
Friction (2)
Crack (2)
Crack (3)
Crack (4)
Bend (5)
Collapse (6)
Deformation or
Corrosion (7)
MAINTENANCE
Retighten or
replace
Replace
Replace
Replace
Replace
Replace
Replace
(Use proper bend radius)
Replace
7-55
Remedies
SA-019
2
1
1
M137-07-003
3
4
M137-07-004
5
M137-07-005
6
7
M137-07-006
Fig. 1