| Parameter | Specification |
|---|---|
| COGENG Part Number | 4614911 |
| OEM Equivalent | John Deere 4614911, Hitachi 4614911 |
| Product Type | Throttle Motor / Speed Control Actuator |
| Voltage | 12V DC or 24V DC (verify application) |
| Application | Engine speed control / RPM regulation |
| Mounting Type | Direct bolt-on |
| Brand | Part Number |
|---|---|
| COGENG | JDH4614911 |
| John Deere | 4614911 |
| Hitachi | 4614911 |
| Interchange | 4614912, 4614913, RE507236, RE507237 |
| Parameter | 12V Version | 24V Version |
|---|---|---|
| Voltage Rating | 12V DC | 24V DC |
| Current Draw (idle) | 0.5 - 1.0 A | 0.3 - 0.6 A |
| Current Draw (max load) | 3.0 - 5.0 A | 1.5 - 2.5 A |
| Motor Type | DC servo / stepper motor | DC servo / stepper motor |
| Duty Cycle | Intermittent / Continuous | Intermittent / Continuous |
| Insulation Class | Class F (155°C) | Class F (155°C) |
| Protection Rating | IP54 / IP65 | IP54 / IP65 |
| Electrical Connection | 4-pin or 5-pin Deutsch | 4-pin or 5-pin Deutsch |
| Feedback Sensor | Integrated potentiometer (0-5V) | Integrated potentiometer (0-5V) |
| Parameter | Specification |
|---|---|
| Motor Type | Permanent magnet DC motor |
| Gear Train | Planetary / Worm gear reduction |
| Output Shaft Type | Splined / D-shaped / Keyed |
| Rotation Angle | 0° - 90° (typical) |
| Torque Output | 2 - 5 Nm (depending on application) |
| Response Time | ≤ 0.5 sec (full range) |
| Housing Material | Aluminum die-cast / Engineering plastic |
| Mounting Interface | John Deere / Hitachi standard |
| Weight | 0.8 - 1.2 kg (1.8 - 2.6 lbs) |
| Dimensions (L×W×H) | 120 × 80 × 70 mm (approx.) |
| Brand | Series / Model Line | Models |
|---|---|---|
| John Deere | 3-Series (C, D, G) | 350D, 350G, 450C, 450D, 450G |
| 6-Series (C, D, G) | 650C, 650D, 650G | |
| 7-Series (C, D) | 750C, 750D | |
| 8-Series (C, D, G) | 850C, 850D, 850G | |
| Hitachi | EX-Series | EX120, EX160, EX200, EX220, EX270, EX300, EX330, EX370 |
| ZX-Series | ZX160, ZX180, ZX200, ZX225, ZX250, ZX270, ZX330, ZX350 | |
| Other Brands | Caterpillar, Volvo, Komatsu | Various Models (Please verify specific model compatibility before installation) |
Note: For brands other than John Deere and Hitachi, it is strongly recommended to confirm the specific model compatibility with the part number prior to purchase or installation.
| Specification Category | Technical Specifications |
|---|---|
| Compatible Hitachi EX Models | EX100-5, EX120, EX135C, EX135LC, EX180, EX1820CW, EX200LC, EX200-5, EX210, EX210CW, EX230LC, EX230LC-5, EX270LC, EX330LC |
| Compatible Hitachi ZAXIS Models | ZAXIS130, ZAXIS200, ZAXIS330, ZAXIS450 |
| Additional Compatibility | KP56RM2G-019, KP56RM2G-007 |
| COGENG Part Number | CG-HIT-UNI-TM-50 |
| Replaces OEM Part Number | 4614911 |
| Product Type | Advanced Universal Throttle Motor Assembly |
| Motor Technology | Brushless DC with Smart Drive Electronics |
| Operating Voltage | 12V/24V DC (Auto-configuring) |
| Protection Rating | IP69K Hermetically Sealed |
| Position Sensing | Triple-Redundant Hybrid Sensing System |
| Operating Temperature | -45°C to 135°C |
| Response Time | <50ms Full Range |
| Duty Cycle | 200% Overload Capability |
| Quality Assurance | MIL-STD-810H Environmental Testing |
| Warranty | 5,000-Hour Platinum Warranty |
| NO | Number | Name | Qty |
| 0 | 4614911 | Throttle Motor | 1 |
| 1 | 19M8954 | Screw | 3 |
| 2 | 19M8955 | Lever | 1 |
| 2A | FYA40004949 | Lever | 1 |
| 2B | 19M7660 | Screw | 1 |
| 3 | 8079753 | Bracket | 1 |
| 4 | FYA40008896 | Bracket | 1 |
| 5 | FYA40008897 | Screw With Washer | 7 |
| 5 | 19M7662 | Cap Screw | 7 |
| 5 | 24M7346 | Washer | 7 |
| 7 | 4602634 | Bracket | 1 |
| 8 | 4602634 | Bracket | 1 |
| 10 | FYA00007395 | Cable | 1 |
| 11 | 14M7272 | Nut | 2 |
| 12 | 12M7006 | Lock Washer | 2 |
| 14 | 4190275 | Clamp | 2 |
| 15 | T38377 | Clamp | 2 |
| 16 | T38378 | Screw With Washer | 4 |
| 16 | 19M7402 | Cap Screw | 4 |
| 16 | 24M7346 | Washer | 4 |
| 18 | H77698 | Tie Band | 2 |
| 19 | H77698 | Tie Band | 1 |
| Issue | Check | Solution |
|---|---|---|
| No throttle response | Fuse, relay, wiring | Check ECU/throttle fuse |
| No throttle response | ECU power/ground | Verify ECU operation |
| Erratic response | Binding mechanical linkage | Lubricate, repair linkage |
| Erratic response | Throttle lever sensor | Check pedal/potentiometer |
| Test | Procedure | Acceptable Reading |
|---|---|---|
| Motor resistance (12V) | Across motor pins | 2-5 Ω |
| Motor resistance (24V) | Across motor pins | 8-20 Ω |
| Motor power (actuating) | Key ON, move throttle | 12V or 24V DC |
| Feedback supply | Key ON, measure reference pin | 4.8-5.2V DC |
| Feedback signal (idle) | Key ON, throttle idle | 0.5-1.5V DC |
| Feedback signal (full) | Key ON, throttle full | 3.5-4.5V DC |
| Issue | Possible Cause | Solution |
|---|---|---|
| Engine speed wrong range | Linkage position incorrect | Adjust linkage to marked position |
| No throttle response | Connector loose | Reseat and verify lock |
| No throttle response | Calibration not performed | Perform calibration procedure |
| Engine runs full speed | Linkage disconnected, failsafe failed | Reconnect linkage, check return spring |
| Erratic throttle | Calibration incorrect | Repeat calibration |
| Check engine light on | DTC stored | Clear codes after calibration |
Q1: Which John Deere and Hitachi equipment models use the 4614911 throttle motor?
A: This throttle motor is designed for specific John Deere and Hitachi excavator models requiring OEM part number 4614911. Please verify compatibility with your machine model and serial number before ordering.
Q2: Is this an OEM or aftermarket throttle motor?
A: It is an OEM-compatible replacement throttle motor, manufactured to meet or exceed original equipment quality standards for performance, durability, and precise fit.
Q3: What is the function of this throttle motor?
A: This engine speed control actuator electronically controls the engine throttle position based on input from the throttle lever or ECU – enabling precise engine speed management for optimal performance and fuel efficiency.
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