Information injection-pump assembly
ZEXEL
101603-8422
1016038422
ISUZU
8943955223
8943955223

Rating:
Cross reference number
ZEXEL
101603-8422
1016038422
ISUZU
8943955223
8943955223
Zexel num
Bosch num
Firm num
Name
Calibration Data:
Adjustment conditions
Test oil
1404 Test oil ISO4113 or {SAEJ967d}
1404 Test oil ISO4113 or {SAEJ967d}
Test oil temperature
degC
40
40
45
Nozzle and nozzle holder
105780-8140
Bosch type code
EF8511/9A
Nozzle
105780-0000
Bosch type code
DN12SD12T
Nozzle holder
105780-2080
Bosch type code
EF8511/9
Opening pressure
MPa
17.2
Opening pressure
kgf/cm2
175
Injection pipe
Outer diameter - inner diameter - length (mm) mm 6-2-600
Outer diameter - inner diameter - length (mm) mm 6-2-600
Overflow valve
131424-4920
Overflow valve opening pressure
kPa
127
107
147
Overflow valve opening pressure
kgf/cm2
1.3
1.1
1.5
Tester oil delivery pressure
kPa
157
157
157
Tester oil delivery pressure
kgf/cm2
1.6
1.6
1.6
Direction of rotation (viewed from drive side)
Left L
Left L
Injection timing adjustment
Direction of rotation (viewed from drive side)
Left L
Left L
Injection order
1-5-3-6-
2-4
Pre-stroke
mm
4.7
4.65
4.75
Rack position
After adjusting injection quantity. R=A
After adjusting injection quantity. R=A
Beginning of injection position
Governor side NO.1
Governor side NO.1
Difference between angles 1
Cal 1-5 deg. 60 59.5 60.5
Cal 1-5 deg. 60 59.5 60.5
Difference between angles 2
Cal 1-3 deg. 120 119.5 120.5
Cal 1-3 deg. 120 119.5 120.5
Difference between angles 3
Cal 1-6 deg. 180 179.5 180.5
Cal 1-6 deg. 180 179.5 180.5
Difference between angles 4
Cyl.1-2 deg. 240 239.5 240.5
Cyl.1-2 deg. 240 239.5 240.5
Difference between angles 5
Cal 1-4 deg. 300 299.5 300.5
Cal 1-4 deg. 300 299.5 300.5
Injection quantity adjustment
Adjusting point
-
Rack position
12.1
Pump speed
r/min
850
850
850
Average injection quantity
mm3/st.
83
81.4
84.6
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the rack
*
Standard for adjustment of the maximum variation between cylinders
*
Injection quantity adjustment_02
Adjusting point
H
Rack position
9.5+-0.5
Pump speed
r/min
275
275
275
Average injection quantity
mm3/st.
8
6.7
9.3
Max. variation between cylinders
%
0
-14
14
Fixing the rack
*
Standard for adjustment of the maximum variation between cylinders
*
Injection quantity adjustment_03
Adjusting point
A
Rack position
R1(12.1)
Pump speed
r/min
850
850
850
Average injection quantity
mm3/st.
83
82
84
Basic
*
Fixing the lever
*
Injection quantity adjustment_04
Adjusting point
B
Rack position
R1+0.1
Pump speed
r/min
1450
1450
1450
Average injection quantity
mm3/st.
95
91.8
98.2
Fixing the lever
*
Injection quantity adjustment_05
Adjusting point
C
Rack position
R1-0.15
Pump speed
r/min
600
600
600
Average injection quantity
mm3/st.
70
66.8
73.2
Fixing the lever
*
Injection quantity adjustment_06
Adjusting point
I
Rack position
20++
Pump speed
r/min
150
150
150
Average injection quantity
mm3/st.
105
105
137
Fixing the lever
*
Timer adjustment
Pump speed
r/min
905--
Advance angle
deg.
0
0
0
Load
3/5
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
855
Advance angle
deg.
0.3
Load
3/5
Timer adjustment_03
Pump speed
r/min
-
Advance angle
deg.
1.5
1
2
Load
5/5
Remarks
Measure the actual speed.
Measure the actual speed.
Timer adjustment_04
Pump speed
r/min
1110
Advance angle
deg.
1.5
1
2
Load
3/5
Timer adjustment_05
Pump speed
r/min
1450
Advance angle
deg.
7
6.5
7.5
Load
5/5
Remarks
Finish
Finish
Test data Ex:
Governor adjustment

N:Pump speed
R:Rack position (mm)
(1)Torque cam stamping: T1
(2)Tolerance for racks not indicated: +-0.05mm.
----------
T1=K86
----------
----------
T1=K86
----------
Speed control lever angle

F:Full speed
I:Idle
(1)Use the hole at R = aa
(2)Stopper bolt set position 'H'
----------
aa=39.5mm
----------
a=11deg+-5deg b=47deg+-3deg
----------
aa=39.5mm
----------
a=11deg+-5deg b=47deg+-3deg
Stop lever angle

N:Pump normal
S:Stop the pump.
(1)Use the pin at R = aa
----------
aa=45mm
----------
a=12.5deg+-5deg b=40deg+-5deg
----------
aa=45mm
----------
a=12.5deg+-5deg b=40deg+-5deg
0000001501 I/P WITH LOAD PLUNGER ADJ
Plunger assembly number: PL (stamping: ST)
1. Adjustment procedures
(1)Insert the pre-stroke adjusting shims L1 for each cylinder.
(2)Adjust injection quantity.(max. var. bet. cyl. idling a1, full a2)
(3)At basic point A, adjust so that the pre-stroke is L2.
(4)Reconfirm the injection quantity.
----------
PL=131150-0420 ST=A792 L1=1mm L2=4.7+-0.05mm a1=+-14% a2=+-2.5%
----------
----------
PL=131150-0420 ST=A792 L1=1mm L2=4.7+-0.05mm a1=+-14% a2=+-2.5%
----------
Timing setting

(1)Pump vertical direction
(2)Position of timer's threaded hole at No 1 cylinder's beginning of injection
(3)B.T.D.C.: aa
(4)At rack position = bb
----------
aa=6deg bb=R1(12.1)mm
----------
a=(150deg)
----------
aa=6deg bb=R1(12.1)mm
----------
a=(150deg)
Information:
2. Disconnect hose assemblies (2) and (4) from BrakeSaver control valve (1).3. Remove the bolts that hold elbow (3) and tube assembly (5) to BrakeSaver control valve (1). 4. Remove the four bolts (6) and remove BrakeSaver control valve (1) from the engine.Install Brakesaver Control Valve
1. Install O-ring seals (2) in BrakeSaver control valve (1).2. Make sure the seals are in position in the tube assembly and elbow.3. Put BrakeSaver control valve (1) in position on the engine and install the four bolts and lockwashers that hold it. 4. Install the bolts that hold tube assembly (6) and elbow (3) to the BrakeSaver control valve.5. Connect hose assemblies (4) and (5) to the BrakeSaver control valve.6. Fill the engine with oil to the correct level. Disassemble Brakesaver Control Valve
start by: a) remove BrakeSaver control valve 1. Remove plug (1), the O-ring seal, spring and plunger from the valve body. 2. Remove the bolts that hold cover (2) and valve group (10) in position. Remove cover (2), O-ring seal (3), valve group (10), gasket (9), slug (8), spring (7), stop (6), spring (5) and valve spool (4) from the valve body.3. Disassemble valve group (10) as follows: a) Remove the two plugs and O-ring seals from the ends of the valve body.b) Remove the two slugs and valve spool from the valve body.Assemble Brakesaver Control Valve
1. Install valve spool (3), slugs (2) and (5), the O-ring seals and plugs (1) and (6) in valve body (4) as shown. 2. Install the plunger, spring, O-ring seal and plug (16) in valve body (9).3. Install O-ring seal (8) and cover (7) on valve body (9).4. Install valve spool (10), spring (11), stop (12), spring (13) and slug (14) in valve body (9).5. Put gasket (15) and valve body (4) in position on valve body (9) and install the bolts to hold it.end by: a) install BrakeSaver control valve
1. Install O-ring seals (2) in BrakeSaver control valve (1).2. Make sure the seals are in position in the tube assembly and elbow.3. Put BrakeSaver control valve (1) in position on the engine and install the four bolts and lockwashers that hold it. 4. Install the bolts that hold tube assembly (6) and elbow (3) to the BrakeSaver control valve.5. Connect hose assemblies (4) and (5) to the BrakeSaver control valve.6. Fill the engine with oil to the correct level. Disassemble Brakesaver Control Valve
start by: a) remove BrakeSaver control valve 1. Remove plug (1), the O-ring seal, spring and plunger from the valve body. 2. Remove the bolts that hold cover (2) and valve group (10) in position. Remove cover (2), O-ring seal (3), valve group (10), gasket (9), slug (8), spring (7), stop (6), spring (5) and valve spool (4) from the valve body.3. Disassemble valve group (10) as follows: a) Remove the two plugs and O-ring seals from the ends of the valve body.b) Remove the two slugs and valve spool from the valve body.Assemble Brakesaver Control Valve
1. Install valve spool (3), slugs (2) and (5), the O-ring seals and plugs (1) and (6) in valve body (4) as shown. 2. Install the plunger, spring, O-ring seal and plug (16) in valve body (9).3. Install O-ring seal (8) and cover (7) on valve body (9).4. Install valve spool (10), spring (11), stop (12), spring (13) and slug (14) in valve body (9).5. Put gasket (15) and valve body (4) in position on valve body (9) and install the bolts to hold it.end by: a) install BrakeSaver control valve