Information injection-pump assembly
ZEXEL
101603-9790
1016039790

Rating:
Service parts 101603-9790 INJECTION-PUMP ASSEMBLY:
1.
_
7.
COUPLING PLATE
8.
_
9.
_
11.
Nozzle and Holder
16600-Z5519
12.
Open Pre:MPa(Kqf/cm2)
19.6{200}
15.
NOZZLE SET
Include in #1:
101603-9790
as INJECTION-PUMP ASSEMBLY
Include in #2:
104741-5871
as _
Cross reference number
ZEXEL
101603-9790
1016039790
Zexel num
Bosch num
Firm num
Name
101603-9790
INJECTION-PUMP ASSEMBLY
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
134424-1520
Overflow valve opening pressure
kPa
162
147
177
Overflow valve opening pressure
kgf/cm2
1.65
1.5
1.8
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)
Right R
Right R
Injection timing adjustment
Direction of rotation (viewed from drive side)
Right R
Right R
Injection order
1-4-2-6-
3-5
Pre-stroke
mm
3.4
3.35
3.45
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-4 deg. 60 59.5 60.5
Cal 1-4 deg. 60 59.5 60.5
Difference between angles 2
Cyl.1-2 deg. 120 119.5 120.5
Cyl.1-2 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
Cal 1-3 deg. 240 239.5 240.5
Cal 1-3 deg. 240 239.5 240.5
Difference between angles 5
Cal 1-5 deg. 300 299.5 300.5
Cal 1-5 deg. 300 299.5 300.5
Injection quantity adjustment
Adjusting point
-
Rack position
12.3
Pump speed
r/min
800
800
800
Average injection quantity
mm3/st.
79.3
77.7
80.9
Max. variation between cylinders
%
0
-3.5
3.5
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.
10.4
8.6
12.2
Max. variation between cylinders
%
0
-10
10
Fixing the rack
*
Standard for adjustment of the maximum variation between cylinders
*
Injection quantity adjustment_03
Adjusting point
A
Rack position
R1(12.3)
Pump speed
r/min
800
800
800
Average injection quantity
mm3/st.
79.3
78.3
80.3
Basic
*
Fixing the lever
*
Injection quantity adjustment_04
Adjusting point
B
Rack position
R1+0.05
Pump speed
r/min
1500
1500
1500
Average injection quantity
mm3/st.
91
87
95
Fixing the lever
*
Injection quantity adjustment_05
Adjusting point
I
Rack position
-
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
80
80
90
Fixing the lever
*
Rack limit
*
Timer adjustment
Pump speed
r/min
1200--
Advance angle
deg.
0
0
0
Remarks
Start
Start
Timer adjustment_02
Pump speed
r/min
1150
Advance angle
deg.
0.5
Timer adjustment_03
Pump speed
r/min
1500
Advance angle
deg.
6.5
6.2
6.8
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.
(3)RACK LIMIT
----------
T1=G08
----------
----------
T1=G08
----------
Speed control lever angle

F:Full speed
I:Idle
(1)Use the hole at R = aa
(2)Stopper bolt set position 'H'
(3)Bottom lever
----------
aa=39mm
----------
a=26.5deg+-5deg b=36deg+-3deg
----------
aa=39mm
----------
a=26.5deg+-5deg b=36deg+-3deg
Stop lever angle

N:Pump normal
S:Stop the pump.
----------
----------
a=20deg+-5deg b=40deg+-5deg
----------
----------
a=20deg+-5deg b=40deg+-5deg
0000001501 LEVER

(a) Speed lever
(B) Accelerator lever
(C) Accelerator lever stopper bolt
(D) Full speed side
(E) idle side
1. Accelerator lever setting method
With speed lever at idle position, from point S contact
Back off the accelerator lever stopper bolt L and set. (Turn bolt L turns and set.)
----------
----------
r=36mm L=1+0.5mm
----------
----------
r=36mm L=1+0.5mm
Timing setting

(1)Pump vertical direction
(2)Position of timer's threaded hole at No 1 cylinder's beginning of injection
(3)-
(4)-
----------
----------
a=(60deg)
----------
----------
a=(60deg)
Information:
START BY:a. remove pistons and connecting rod assemblies1. Put covers on the journals of the crankshaft for protection from dirt or water. 2. Remove the cylinder liners with tool (A) as shown. The Caterpillar pack pulling tools can be used to remove the cylinder liner, piston and connecting rod as a unit. For more detail, see Special Instruction, Form No. SEHS8554.Install Cylinder Liners
1. Clean the cylinder liners and the liner bores in the cylinder block. 2. Install cylinder liners (1) in the block without the O-ring seals or filler band. 3. Check the cylinder liner projection as follows:a. Install the 3/4"-16 NF bolts, 3 in. (76 mm) long and the 2F126 Washers of tooling (A) on the cylinder block next to each liner. Tighten the bolts evenly, in four steps: 14 N m (10 lb.ft.), 35 N m (26 lb.ft.), 70 N m (50 lb.ft.) and then turn to 95 N m (70 lb.ft.).b. Put the adapter plate and one plate of tooling (A) on top of the liner, and install the remainder of tooling (A). Be sure the bar is in position at the center of the liner. Tighten the bolts evenly, in four steps to a torque of 7 N m (5 lb.ft.), 20 N m (15 lb.ft.), 35 N m (25 lb.ft.) then to 70 N m (50 lb.ft.).c. Check to be sure the distance from the bottom edge of the bar to the top of the cylinder block is the same on both sides of the liner.d. Check the cylinder liner projection with tooling (B) at four locations around the liner. Special Instruction, Form No. SMHS7727, is included with the tool.e. Liner projection must be 0.03 to 0.15 mm (.001 to .006 in.). Measurements on the same liner must not be different by more than 0.05 mm (.002 in.). Average measurements between liners next to each other must not be different by more than 0.05 mm (.002 in.).The maximum difference in the average projection for all cylinder liners under one cylinder head must not be more than 0.10 mm (.004 in.). If the liner is turned in the bore it can make a difference in the liner projection. f. If the liner projection is not 0.03 to 0.15 mm (.001 to .006 in.), check the thickness of the following parts: spacer plate, spacer plate gasket and cylinder liner flange (3). The thickness of the spacer plate must be 8.59 0.03 mm (.338 .001 in.). The thickness of the spacer plate gasket must be 0.20 0.03 mm (.008 .001 in.). The thickness of the cylinder liner flange must be 8.890 0.020 mm (.3500 .0008). The cylinder liner projection can be changed by the correction of the counterbore in the block to a minimum depth of 0.76 mm (.030 in.) with an 8S3140 Cylinder Block Counterboring Tool. See Special Instruction, Form FM055228. A 5N93 Stainless Steel Insert is also available for use after the cylinder block has been counterbored. Special
1. Clean the cylinder liners and the liner bores in the cylinder block. 2. Install cylinder liners (1) in the block without the O-ring seals or filler band. 3. Check the cylinder liner projection as follows:a. Install the 3/4"-16 NF bolts, 3 in. (76 mm) long and the 2F126 Washers of tooling (A) on the cylinder block next to each liner. Tighten the bolts evenly, in four steps: 14 N m (10 lb.ft.), 35 N m (26 lb.ft.), 70 N m (50 lb.ft.) and then turn to 95 N m (70 lb.ft.).b. Put the adapter plate and one plate of tooling (A) on top of the liner, and install the remainder of tooling (A). Be sure the bar is in position at the center of the liner. Tighten the bolts evenly, in four steps to a torque of 7 N m (5 lb.ft.), 20 N m (15 lb.ft.), 35 N m (25 lb.ft.) then to 70 N m (50 lb.ft.).c. Check to be sure the distance from the bottom edge of the bar to the top of the cylinder block is the same on both sides of the liner.d. Check the cylinder liner projection with tooling (B) at four locations around the liner. Special Instruction, Form No. SMHS7727, is included with the tool.e. Liner projection must be 0.03 to 0.15 mm (.001 to .006 in.). Measurements on the same liner must not be different by more than 0.05 mm (.002 in.). Average measurements between liners next to each other must not be different by more than 0.05 mm (.002 in.).The maximum difference in the average projection for all cylinder liners under one cylinder head must not be more than 0.10 mm (.004 in.). If the liner is turned in the bore it can make a difference in the liner projection. f. If the liner projection is not 0.03 to 0.15 mm (.001 to .006 in.), check the thickness of the following parts: spacer plate, spacer plate gasket and cylinder liner flange (3). The thickness of the spacer plate must be 8.59 0.03 mm (.338 .001 in.). The thickness of the spacer plate gasket must be 0.20 0.03 mm (.008 .001 in.). The thickness of the cylinder liner flange must be 8.890 0.020 mm (.3500 .0008). The cylinder liner projection can be changed by the correction of the counterbore in the block to a minimum depth of 0.76 mm (.030 in.) with an 8S3140 Cylinder Block Counterboring Tool. See Special Instruction, Form FM055228. A 5N93 Stainless Steel Insert is also available for use after the cylinder block has been counterbored. Special
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101603-9790
INJECTION-PUMP ASSEMBLY