Growshine 714-23-15621 7142315621 Switch Ass'y for Komatsu D155A-6 D275A-5 Dozer

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Product Detail

Part Number: 714-23-15621 (also searchable as 7142315621)

Brand: Growshine International

Application: Komatsu bulldozer D155A-6, D275A-5

Function: Main control switch assembly, integrates ignition & safety circuits

Stock: Available for immediate shipment from Guangzhou & Dubai warehouses

Why Choose Growshine International?

As a leading construction machinery parts supplier, heavy truck parts exporter, tractor spare parts distributor and automotive aftermarket partner, Growshine International has been exporting OEM-quality replacement parts for 12 years. Our long-tail advantages include: komatsu dozer switch fast shipping, aftermarket komatsu electrical parts, affordable d155a-6 switch assembly, durable d275a-5 control switch, excavator wiring harness supplier, wheel loader relay specialist, bulldozer sensor wholesale, grader ignition parts exporter, crane fuse box trader, forklift solenoid vendor, concrete pump relay kit, road roller switch module, harvester combination switch, tractor ignition lock, mining truck cable harness, motor grader control panel, backhoe loader switch plug, articulated dump truck sensor, skid steer starter switch, telematic relay box for fleet. Every part is tested before shipment to keep your Komatsu running shine.

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Parts Glossary (Random Pick)

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2. Volvo FH16 heavy truck intercooler hose — connects turbo outlet to intake manifold, ensures cooled compressed air.

3. CLAAS LEXION 770 combine header elevator belt — located in grain header, transfers crop into feeder house.

4. Hino 700 series fuel water separator filter — mounts on chassis frame, protects injection pump from moisture.

5. Hitachi ZX350LC-6 hydraulic main pump solenoid — fitted on K3V112 pump regulator, controls swash-plate angle.

6. New Holland T7.315 tractor PTO clutch disc — inside rear housing, engages power take-off shaft.

7. Scania R620 turbocharger actuator 1875697 — bolted on Holset HE500WG, manages variable geometry vanes.

8. Doosan DX300LC slewing bearing seal kit — sits between upper & lower house, keeps dirt out of raceway.

9. JCB 3CX backhoe loader shuttle synchro ring — inside powershift transmission, smooths gear engagement.

10. Mercedes-Benz Arocs 4148 cabin air spring — mounted on cab rear bracket, absorbs shock during off-road tipper work.

Real Case: Fault & Solution

Equipment: Komatsu D275A-5 dozer (S/N 10555)

Fault: Engine cranks but no ignition, dashboard warning “E15”.

Root Cause: Water ingress into 714-23-15621 switch assembly caused internal micro-corrosion and intermittent contact loss.

Solution Steps:
1. Disconnect battery, remove right-side console cover.
2. Unplug old switch, clean harness plug with contact spray.
3. Install new Growshine 714-23-15621, torque screws to 2 N·m.
4. Apply dielectric grease, reassemble, clear ECU codes.
5. Road test—machine starts instantly, E15 gone, productivity restored.

Knowledge Block: Switch Ass'y 714-23-15621

The switch assembly 714-23-15621 integrates ignition switch, safety interlock relay and circuit breaker in one molded housing. It communicates with Komatsu EMMS to allow starter engagement only when transmission is in neutral and parking lever applied. Key internal parts: tumbler lock, copper contact disc, return spring, 30 A fuse. Expected life: 50,000 cycles. Store in dry place below 60 % RH to prevent contact oxidation.

About Growshine International

Headquartered in Guangzhou, Growshine International is an ISO-certified exporter of construction machinery spare parts, heavy truck components, tractor accessories and automotive aftermarket parts. We operate 32,000 m² warehouses, 120 staff, daily cut-off 16:00 GMT+8, DHL/UPS/FedEx contracts, export to 128 countries. Services: OEM packing, laser marking, customs clearance, dropshipping, 24 h after-sales.