ZGG81 User
Manual ◄ 9
Oil Flow
Hose Lengths
Inside Diameter
USE
(
Press/Return)
Min. W
orking Pressure
GPM
LPM
FEET
METERS
INCH
MM
PSI
BAR
Certified Non-Conductive Hose - Fiber Braid - for Utility Bucket T
rucks
4-9
15-34
up to 10
up to 3
3/8
10
Both
2250
155
Conductive Hose - W
ire Braid or Fiber Braid -DO NOT USE NEAR ELECTRICAL
CONDUCT
ORS
4-6
15-23
up to 25
up to 7.5
3/8
10
Both
2500
175
4-6
15-23
26-100
7.5-30
1/2
13
Both
2500
175
5-10.5
19-40
up to 50
up to 15
1/2
13
Both
2500
175
5-10.5
19-40
51-100
15-30
5/8
16
Both
2500
175
5-10.5
19-40
100-300
30-90
5/8
16
Pressure
2500
175
3/4
19
Return
2500
175
10-13
38-49
up to 50
up to 15
5/8
16
Both
2500
175
10-13
38-49
51-100
15-30
5/8
16
Pressure
2500
175
3/4
19
Return
2500
175
10-13
38-49
100-200
30-60
3/4
19
Pressure
2500
175
1
25.4
Return
2500
175
13-16
49-60
up to 25
up to 8
5/8
16
Pressure
2500
175
3/4
19
Return
2500
175
13-16
49-60
26-100
8-30
3/4
19
Pressure
2500
175
1
25.4
Return
2500
175
Figure 1.
Typical Hose Connections
Tool to Hydraulic Circuit Hose Recommendations
The
chart
to
the
right
shows
recommended
minimum hose diameters for various hose
lengths
based
on
gallons
per
minute
(GPM)/
liters
per
minute
(LPM).
These
recommenda
-
tions
are
intended
to
keep
return
line
pressure
(back
pressure)
to
a
minimum
acceptable
lev
-
el to ensure maximum tool performance.
This chart
is intended to
be used for
hydraulic
tool
applications
only
based
on
Stanley
Hy
-
draulic
Tools
tool
operating
requirements
and
should
not be
used
for any
other
applications.
All hydraulic
hose must have at least a rated
minimum
working
pressure
equal
to
the
maxi
-
mum hydraulic system relief valve setting.
All hydraulic hose must meet or exceed specifications as set forth by SAE J517.
PRESSURE
RETURN
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HOSE RECOMMENDATIONS
