Information injection-pump assembly
ZEXEL
101402-3891
1014023891
Rating:
Service parts 101402-3891 INJECTION-PUMP ASSEMBLY:
1.
_
5.
AUTOM. ADVANCE MECHANIS
6.
COUPLING PLATE
7.
COUPLING PLATE
8.
_
9.
_
10.
NOZZLE AND HOLDER ASSY
11.
Nozzle and Holder
12.
Open Pre:MPa(Kqf/cm2)
21.6{220}
13.
NOZZLE-HOLDER
14.
NOZZLE
15.
NOZZLE SET
Cross reference number
ZEXEL
101402-3891
1014023891
Zexel num
Bosch num
Firm num
Name
101402-3891
INJECTION-PUMP ASSEMBLY
14BC PE4A,5A, PE
14BC PE4A,5A, PE
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
131424-3420
Overflow valve opening pressure
kPa
255
221
289
Overflow valve opening pressure
kgf/cm2
2.6
2.25
2.95
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
1-3-4-2
Pre-stroke
mm
2.5
2.45
2.55
Beginning of injection position
Drive side NO.1
Drive side NO.1
Difference between angles 1
Cal 1-3 deg. 90 89.5 90.5
Cal 1-3 deg. 90 89.5 90.5
Difference between angles 2
Cal 1-4 deg. 180 179.5 180.5
Cal 1-4 deg. 180 179.5 180.5
Difference between angles 3
Cyl.1-2 deg. 270 269.5 270.5
Cyl.1-2 deg. 270 269.5 270.5
Injection quantity adjustment
Adjusting point
A
Rack position
9.7
Pump speed
r/min
1100
1100
1100
Average injection quantity
mm3/st.
93.5
92.5
94.5
Max. variation between cylinders
%
0
-2.5
2.5
Basic
*
Fixing the lever
*
Injection quantity adjustment_02
Adjusting point
-
Rack position
7.1+-0.5
Pump speed
r/min
465
465
465
Average injection quantity
mm3/st.
12.5
11.5
13.5
Max. variation between cylinders
%
0
-15
15
Fixing the rack
*
Remarks
Adjust only variation between cylinders; adjust governor according to governor specifications.
Adjust only variation between cylinders; adjust governor according to governor specifications.
Injection quantity adjustment_03
Adjusting point
D
Rack position
-
Pump speed
r/min
100
100
100
Average injection quantity
mm3/st.
90
90
100
Fixing the lever
*
Rack limit
*
Test data Ex:
Governor adjustment
N:Pump speed
R:Rack position (mm)
(1)Notch fixed: K
(2)Tolerance for racks not indicated: +-0.05mm.
(3)The torque control spring does not operate.
(4)Adjust the secondary timing before adjusting the governor.
(5)RACK LIMIT
----------
K=15
----------
----------
K=15
----------
Speed control lever angle
F:Full speed
I:Idle
S:Stop
(1)Speed = aa (push-button power increase)
(2)-
(3)Speed = bb (active mode)
(4)At hole above R = cc (center)
----------
aa=1250r/min bb=1200r/min cc=80mm
----------
a=(21deg)+-3deg b=(36deg)+-5deg c=32deg+-3deg d=(3deg)+-5deg
----------
aa=1250r/min bb=1200r/min cc=80mm
----------
a=(21deg)+-3deg b=(36deg)+-5deg c=32deg+-3deg d=(3deg)+-5deg
Timing setting
(1)Pump vertical direction
(2)Key groove position at No. 1 cylinder's beginning of injection position (at BTDC: aa).
(3)Position of the key groove of the No. 1 cylinder at B.T.D.C. bb (fix the governor flyweight at this position for delivery).
(4)B.T.D.C.: aa
(5)At second timing adjustment, set the camshaft at the * position and tighten the flyweight locknut.
(6)Align the flyweight's timing gear position with the lockpin groove and then fully tighten the flyweight to the camshaft.
(7)Remove the lock pin and adjust the governor. Reinstall the lock pin to fix the flyweight for delivery.
----------
aa=16deg bb=0deg
----------
a=54deg54min+-3deg b=8deg+-30min
----------
aa=16deg bb=0deg
----------
a=54deg54min+-3deg b=8deg+-30min
Information:
This Program can only be administeredafter a failure occurs. The decision whether to apply the Program is madeby the dealer. When reporting the repair, use "PS50714" as the Part numberand "7755" as the Group Number. Use "96" as the Warranty Claim DescriptionCode and use "Z" as the SIMS Description Code. The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst.TERMINATION DATE
November 30, 2005PROBLEM
The fuel injectors on certain 3126B HEUI TruckEngines need to be replaced. Some 3126B engines may have excessive oilconsumption as a result of oil leaking past an internal injector O-ring.AFFECTED PRODUCT
Model Identification Number
3126B 7AS1-75774PARTS NEEDED
Qty
Part Number Description
6 0R9348 INJECTOR GP
6 0R9349 INJECTOR GP
6 0R9350 INJECTOR GP
6 1093207 SEAL-O-RING
6 1333715 RING BACKUP
6 1482903 SEAL-O-RING
6 1495240 RING BACKUP
6 1504105 RING BACKUP
6 2373800 SEAL-O-RING If REMAN is not available the followingpart numbers can be used. A total of 6 injectors needed per engine repair.See SIS Web to determine the injector to be used.
Qty
Part Number Description
6 1881320 INJECTOR GP
6 1961401 INJECTOR GP
6 1964229 INJECTOR GP
6 2184109 INJECTOR GPACTION REQUIRED
If oil consumption suddenly increases and exceeds1/2 Gallon of oil per day and if the engine does not show traditional signsof oil consumption such as blowby or smoke, replace all 6 injectors. Refer to D&A RENR1369 for the injectoruninstall/install procedure.SERVICE CLAIM ALLOWANCES
Product smu Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs Parts Labor Hrs Parts Labor Hrs
0-150,000 miles37-60 mos 70% 3.3 0 0 30% 1.3
150,001-200,000 miles37-60 mos 50% 2.3 0 0 50% 2.3
200,001-250,000 miles37-60 mos 25% 1.2 0 0 75% 3.4
This is a 4.6?hr job.PARTS DISPOSITION
Handle the parts in accordance with your WarrantyBulletin on warranty parts handling.
November 30, 2005PROBLEM
The fuel injectors on certain 3126B HEUI TruckEngines need to be replaced. Some 3126B engines may have excessive oilconsumption as a result of oil leaking past an internal injector O-ring.AFFECTED PRODUCT
Model Identification Number
3126B 7AS1-75774PARTS NEEDED
Qty
Part Number Description
6 0R9348 INJECTOR GP
6 0R9349 INJECTOR GP
6 0R9350 INJECTOR GP
6 1093207 SEAL-O-RING
6 1333715 RING BACKUP
6 1482903 SEAL-O-RING
6 1495240 RING BACKUP
6 1504105 RING BACKUP
6 2373800 SEAL-O-RING If REMAN is not available the followingpart numbers can be used. A total of 6 injectors needed per engine repair.See SIS Web to determine the injector to be used.
Qty
Part Number Description
6 1881320 INJECTOR GP
6 1961401 INJECTOR GP
6 1964229 INJECTOR GP
6 2184109 INJECTOR GPACTION REQUIRED
If oil consumption suddenly increases and exceeds1/2 Gallon of oil per day and if the engine does not show traditional signsof oil consumption such as blowby or smoke, replace all 6 injectors. Refer to D&A RENR1369 for the injectoruninstall/install procedure.SERVICE CLAIM ALLOWANCES
Product smu Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs Parts Labor Hrs Parts Labor Hrs
0-150,000 miles37-60 mos 70% 3.3 0 0 30% 1.3
150,001-200,000 miles37-60 mos 50% 2.3 0 0 50% 2.3
200,001-250,000 miles37-60 mos 25% 1.2 0 0 75% 3.4
This is a 4.6?hr job.PARTS DISPOSITION
Handle the parts in accordance with your WarrantyBulletin on warranty parts handling.
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Komatsu
101402-3891
INJECTION-PUMP ASSEMBLY