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Caterpillar diesel fuel injector nozzle
, Caterpillar engine fuel injector
, Caterpillar fuel injector with warranty
Detailed Product Datasheet:
| Parts Number |
10R-1266 |
| Part Name |
|
| Payment |
L/C , T/T |
| Packing |
Original / Netural |
ccat 10R-1267 Fuel Injector Product Description
The ccat 10R-1267 fuel injector maintains all original factory specificcations and is designed for reliable performance in demanding appliccations.
Table 1: Core Part & Reference Information
[ccat - 3412/10R-1267 - 10R-1267] This table provides critical identificcation and cross-reference information.
|
Primary OEM Part Number
|
10R-1267
|
|
Brand
|
ccat Injector
|
|
Applicable Engine Models
|
ccat Generator Set
|
|
Cross-References
|
10R-1258, 243-4502, 10R-1259, 10R-1256
|
Table 2: Installation Issues & Repair Solutions
[ccat - 3412/10R-1267 - 10R-1267] Proper installation is critical for injector performance. This table covers common issues and solutions.
|
Primary Appliccation
|
ccat 3412/10R-1267 Series Diesel Engines
|
|
Common Installation Issue
|
Incorrect mounting torque causes fuel leakage
|
|
Repair Solution
|
Use calibrated torque wrench and follow OEM sequence
|
|
Typical Failure Symptom
|
Hard starting, rough idle, reduced power or fuel in oil
|
|
Critical Pre-Install Check
|
Verify fuel supply pressure and bleed all air from system
|
|
Professional Installation Tip
|
Always replace all seals, gaskets, and O-rings with new
|
Table 3: Technical Specificcations & Wear Patterns
[ccat - 3412/10R-1267 - 10R-1267] Understanding wear patterns helps determine when repair or replacement is needed.
|
Nozzle Specificcation
|
Precision drilled orifices, exact OEM flow calibrated
|
|
Common Wear Pattern
|
Internal valve erosion causes pressure drop and poor atomization
|
|
Repair Indiccator
|
Smoke emission increase > 15% or fuel consumption rise > 10%
|
|
Pressure Test Standard
|
Manufacturer specified pop pressure ± 5 bar tolerance
|
|
Leakage Test Standard
|
No external or internal leakage during 30 second hold
|
|
Spray Pattern Requirement
|
Uniform conical pattern, no drips or distorted spray
|
Table 4: Performance Problems & Solutions
[ccat - 3412/10R-1267 - 10R-1267] Common injector performance issues and proven solutions for troubleshooting.
|
Hard Starting Condition
|
Sticking needle valve or low pressure → Clean or replace injector
|
|
Black Smoke Under Load
|
Incorrect fuel delivery or timing → Recalibrate on test bench
|
|
Engine Misfire Condition
|
Clogged nozzle holes → Ultrasonic cleaning or replacement
|
|
Fuel Dilution In Oil
|
Leaking internal seal → Replace complete seal set and retest
|
|
Excessive Noise Issue
|
Worn components causing pressure surge → Full injector rebuild
|
|
Power Loss At High RPM
|
Reduced fuel flow from wear → Replace injector or rebuild
|
Table 5: Repair Standards & Warranty Information
[ccat - 3412/10R-1267 - 10R-1267] Quality standards, repair procedures, and warranty requirements for injector service.
|
OEM Repair Standard
|
Must meet original manufacturer service specificcation
|
|
Standard Rebuild Process
|
Disassemble → Ultrasonic clean → Replace wear parts → Calibrate
|
|
Warranty Requirement
|
Serial number, date, and mileage/hours must be documented
|
|
Core Return Condition
|
Injector body must not be cracked, bent, or damaged
|
|
Post-Repair Testing
|
Multi-point flow test to verify performance across range
|
|
Quality Inspection
|
100% pop pressure, leakage, and spray pattern verificcation
|
Table 6: Maintenance Schedule & Troubleshooting Guide
[ccat - 3412/10R-1267 - 10R-1267] Recommended maintenance practices to maximize injector service life.
|
Recommended Service Interval
|
Inspect and test every 2000-3000 operating hours
|
|
Preventive Maintenance Tip
|
Use OEM fuel filters and quality fuel to maximize service life
|
|
Emergency Troubleshooting
|
Perform cylinder cutout test to isolate faulty injector
|
|
Common DIY Mistake
|
Using non-OEM seals causes fuel leakage and engine damage
|
|
Professional Diagnosis Tool
|
Manufacturer diagnostic software for injector performance data
|
|
Long-Term Storage Prep
|
Preserve in clean diesel fuel with corrosion inhibitor coating
|
Summary
[ccat - 3412/10R-1267 - 10R-1267] The ccat 10R-1267 fuel injector represents OEM quality and reliability. When performing maintenance or repair, always follow manufacturer specificcations, use genuine replacement parts, and employ qualified technicians for best results.
| 3412 |
| 0R-8786 |
0R-9348 |
0R-9803 |
2C0273 |
4CR01974 |
10R-0781 |
10R1262 |
10R-1265 |
10R-1266 |
| 10R-1267 |
20R-0758 |
20R-0759 |
20R-0760 |
20R-4147 |
20R-4148 |
20R-5392 |
104-3377 |
111-7916 |
| 116-3526 |
138-8754 |
138-8756 |
153-5938 |
155-1819 |
156-3895 |
169-7408 |
171-9704 |
171-9710 |
| 173-4059 |
173-4061 |
173-9267 |
173-9268 |
173-9272 |
173-9379 |
174-7526 |
174-7527 |
174-7528 |
| 179-6020 |
179-9380 |
191-3005 |
196-1401 |
198-4752 |
198-6877 |
198-7912 |
204-2467 |
222-5966 |
| 222-5967 |
232-1166 |
232-1167 |
232-1168 |
232-1170 |
232-1171 |
232-1172 |
232-1173 |
232-1175 |
| 232-1183 |
232-8756 |
|
|
|
|
|
|
|
ccaterpillar Fuel Injector Series - Engine - Equipment Appliccccation Table
| Fuel Injector / Engine Series |
Common Injection Technology |
Corresponding Engine Platform |
Common ccccat Models / Equipment Platforms |
| 3116 Series |
Mechanical Injection / Early Electronic Platform |
3116, 3116T, 3116TA, 3116DIT |
M318, M320 Wheel Excavators; 135H Motor Grader; D6M Dozer |
| 3126 / 3126B Series |
HEUI |
3126, 3126B |
120H Motor Grader; 950G Series II Wheel Loader; 950G Platform |
| 3126E Series |
HEUI |
3126E |
Commonly used in medium-duty construction and industrial platforms similar to the 3126 appliccccation range |
| C6.4 Series |
ACERT Injection Platform |
C6.4 ACERT |
320D / 320D L; 323D L / LN; 320D LRR; 320D FM |
| C6.6 Series |
ACERT Injection Platform |
C6.6 ACERT |
320D / 320D L (C6.6 versions); 320E LN; 323E LN |
| C7 Series |
HEUI |
C7, C7 ACERT |
120K Motor Grader; 950H Wheel Loader |
| C7.1 Series |
Common Rail / Later Electronic Injection |
C7.1, C7.1 ACERT |
320D2 / D2 L, 326D2, 330D2 Excavators; 950K, 950, 962, 930M Wheel Loaders; Generator Sets |
| C9 Series |
HEUI-B |
C9, C9 ACERT |
330D / 330D L / 330D MH; construction and industrial platforms |
| C10 Series |
Electronic Unit Injection Family |
C10 |
140H, 143H, 160H, 163H, 14H, 16H Motor Graders; 814F Wheel Dozer; 815F Compactor; 816F Landfill Compactor; 966G II, 972G II Wheel Loaders; D7R II Dozer; 725 / 730 Articulated Trucks; R1600G, R1700G LHD; W345B II Wheel Excavator; 345B / 365B Excavators |
| C12 Series |
Electronic Unit Injection |
C12, C12 Marine |
Widely used across 140H, 143H, 160H, 163H, 14H, 16H; 966G II, 972G II; D7R II; 725 / 730; W345B II; 345B / 365B; also widely used in marine appliccccations |
| C13 Series |
MEUI |
C13, C13 ACERT |
345D L Excavator; 730C EJ Articulated Dump Truck; Generator Sets; Industrial Power Platforms |
| C15 Series |
MEUI |
C15, C15 ACERT |
770 Off-Highway Truck; 374D L / 374F L Excavators; 365C Demolition Excavator; R3000H LHD; Industrial Power and Generator Sets |
| 3406E Series |
EUI |
3406E |
AD30 Underground Mining Truck; 16H Motor Grader; 824G Series II Wheel Dozer; 826G Series II Landfill Compactor |
| C18 Series |
EUI / Later Electronic Injection Platform |
C18, C18 ACERT |
Generator Sets; Marine Appliccccations; Large Industrial and Mining Platforms |
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