Yanmar 4LHA-HTP User Manual

Chapter 1 General
6. Piping Diagrams
*4LHA Series
11. Service Data
• 4LHA-STE/STZE/STP/STZP
Ajustment of injection quantity
Rack position
(mm)
Pump speed
(rpm)
Calibration data
(Manufacturer STD)
Remarks
Ajustment of injection quantity
Rack position
(mm)
Pump speed
(rpm)
Average inject,
qty. (mm7st)
Max. variation
between cyls. (%)
Remarks
Ajustment of injection quantity
©
(0)
200
120±30
BCS cancel
Ajustment of injection quantity
(D
(2.0). 600 63±3.5
BCS works
Ajustment of injection quantity
(D
(-2) 1000 135±3
Inverted angleich
Ajustment of injection quantity
©
-2.5±0.2
1650 130±2
±3 Max. (fuel stop) rating
Ajustment of injection quantity
(4.1)
375
9±3 ±1.5
Low idle
Ajustment of injection quantity
®
(5.4)
1850 8~15
Max. idle Ajustment of injection quantity
®
(2.4)
1300 (Expected 13.5) Measuring point
Test conditions for
adjustment inj.
pump
Nozzle, nozzle holder assy.
D19175-53200(CL)
Test conditions for
adjustment inj.
pump
Nozzle
5-^0.35 (YDLLA140P355KO)
Test conditions for
adjustment inj.
pump
Nozzle holder
For 4LHA-STE
Test conditions for
adjustment inj.
pump
Nozzle opening press.
270~280kgf/cm
2
Test conditions for
adjustment inj.
pump
Transfer pump press.
4.6kgf/cm
2
Test conditions for
adjustment inj.
pump
Injection pipe
?
5 6.35X^2X475mm
Test conditions for
adjustment inj.
pump
Test fuel oil
Diesel fuel oil JIS No.2
Test conditions for
adjustment inj.
pump
Fuel temp 40°C
• Direction of rotation : Clockwise (viewed from driving side)
• Injection order: 1-3-4-2-1 (Not from driving side)
> 4LHA-DTE/DTZE/DTP/DTZP
Ajustment of injection quantity
Rack position
(mm)
Pump speed
(rpm)
Calibration data
(Manufacturer STD)
Ajustment of injection quantity
Rack position
(mm)
Pump speed
(rpm)
Average inject,
qty. (mmVst)
Max. variation
between cyls. (%)
Remarks
Ajustment of injection quantity
©
(0)
200 120±30
BCS cancel
Ajustment of injection quantity
©
(2.0) 600 77±3.5 BCS works
Ajustment of injection quantity
© (0)
1000
115±3
Inverted angleich
Ajustment of injection quantity
©
—1.0±0.2
1650 108±2
±3
Max. (fuel stop) rating
Ajustment of injection quantity
©
(5.0)
375 9±3 ±15 Low idle
Ajustment of injection quantity
®
(6.0) 1850 8~15 Max. idle
Ajustment of injection quantity
®
(-0.5) 1300 (Expected 115)
Measuring point
Test conditions for
adjustment inj. pump
Nozzle, nozzle holder assy. Dl 9173-53200
Test conditions for
adjustment inj. pump
Nozzle 5-0.32 (YDLLA140 P325KO)
Test conditions for
adjustment inj. pump
Nozzle holder
ForTN100
Test conditions for
adjustment inj. pump
Nozle opening press.
240~250kgf/cm
2
Test conditions for
adjustment inj. pump
Transfer pump press.
4.6kgf/cm
2
Test conditions for
adjustment inj. pump
Injection pipe
^6.35X^2X475mm
Test conditions for
adjustment inj. pump
Test fuel oil
Diesel fuel oil JIS No.2
Test conditions for
adjustment inj. pump
Fuel temp.
40°C
• Direction of rotation : Clockwise (viewed from driving side)
• Injection order: 1-3-4-2-1 (Not from driving side)
-4
E -2
E
0
2
4
6
8
10
12
CO
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o
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2
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8 UJ
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co
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a.
cr
BOOST-PRESS, (kgf/cm
2
)
2 4 6 8 10 12 14 16 18
PUMP SPEED X 10
2
(rpm)
20
-6
-4
E -2
E.
Z
0
O
i— 2
4
6
8
10
12
CO
O
a.
o
<
1 1 1 1 1 1 1 1 1 1 1 1 1
- t
JOOSI press, u.^mpd ^Kgi/cnr-; or nu re
v
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rac
KM
nen e
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ca nee 'iec
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1
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V
F
Ull rac kw he
n Rr.fi
WC rkc •d
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f
Ull rac kw he WC rkc
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:
i
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--
1
i
E
5 E,
6 t
_i
7 I—
I
CD
8 UJ
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E
8
DC
-4
-2
0
o
-4
-2
0
o
-4
-2
0
o
-4
-2
0
o
0 f
(0.15)
0.4 0.8\
0.2
1.2
\ (0.85)
BOOST-PRESS, (kgf/cm
2
)
2 4 6 8 10 12 14 16 18 20
PUMP SPEED X 10
2
(rpm)
3-2-54

Yanmar 4LHA-HTP Specifications

General

Brand	Yanmar
Model	4LHA-HTP
Category	Engine
Language	English