Yanmar 3JH3E - 1. Fuel Injection Pump Service Data; 1-1 3 JH3(B)(C)E; 1-2 4 JH3(B)(C)E

Chapter 3 Fuel Injection Equipment
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1 . Fuel Injection Pump Service Data
1-1 3JH3{B)(C)E
Engine model
Part code (Back No.)
Adjustment SPEC
Fuel valve (Valve pressure)
Item
Nozzle type
ID mark
Fuel injection pipe
mm
Starting
Pump rpm
Ns(rpm)
Average injection volume
Qs(mm'/st)
Rated load Pump rpm
No(rpm)
lniection volume
Qo(mm'/st) J Nonunifomity
%
Injection Torque rize
Pump
rpm
N,(rpm)
Adjustment
Injection volume
Or(mm'/st} J Nonunifomity
%
Hi-idle Pump rpm
NK;(rpm)
lnjection volume
OH;(mrn'/st)
Idle Pump rpm
N;(rpm)
Qi (mm'ts!)
I
Nonunifomity
%
Cam
{mm)
Plunger dia.
(mm)
Delivery
{mm)
Pre-stroke
(mm}
Top clearance
(mm)
Gov spring (KXL) (mm}
1~2 4JH3(B}(C)E
Engine model
Part code {Back No.)
Adjustment SPEC
Fuel valve (Valve pressure}
Hem
Nozzle type
1D mark
Fuel injection pipe
mm
Starting Pump rpm
Ns(rpm)
Average injection volume
Qs(mm
0
/st)
Rated load
Injection Torque rize
Adjustmen1
Hi-idle
Idle
Cam
Plunger dia,
Delivery
Pre-stroke
Top clearance
Gov spring
(KXL)
Printed in Japan
HINSUI-1!8009
Pump rpm
Injection volume
Pump rpm
Injection volume
Pump rpm
Injection volume
Pump rpm
Oi(mm'lst}
No(rpm)
Qo(mm'/s!) I Nonunifomity
%
Nr(rpm)
Or(rnm•fst) I Nonunifomity
%
NH,(rprn)
OH;(mm
0
/st)
N;(rpm)
1
Nonunifomily
%
(mm)
(mm}
(mm)
(mm)
(mm)
{mm)
3-1
3JH3(B)(C)E
729270-51300(8759)
ENG SPEC SERVICE STD
BJ(220)
(170)
150P225TCO
DN-i2SD12
,P2X360
,f,2X600
200
~--
45±3.5
--
1900
-·-
27.5±0.75 ! ±3
---
I
--
--·
--
--
~-
2070±1%
-·-
6~7
---
400
--
9~10
I
±10
--
I
--
8.0
¢,8
36 (0.22)
3.0
0.5
0.431X42
4JH3(B}{C}E
729670-51300(8760)
ENG SPEC
SERVICE STD
BJ(220}
(170)
i50P225TCO
DN-12$012
-;12X400
¢, 2X600
200
--
55~60
---
1900
~--
29±0.75
I
±3
---·-
I
-··--
---
--
---
--
2070±1&
--
6~7
~-
400(325)
--
9~10
\
±10
--
l
--
8.0
¢8
36 (0.22}
3.0
0.5
0.431X42