Excavator parts Throttle Knob Touch Switch Box 21N8-20506 21N820506 for R215-7 R225-7

1. Prepare: Ensure the excavator is turned off and safely secured. Disconnect the battery to avoid electrical accidents.
2. Inspect: Check the ECU for physical damage or loose connections.
3. Connect Diagnostic Tool: Use a diagnostic tool recommended by the excavator's manufacturer.
4. Read Codes: Use the diagnostic tool to read any error codes (DTCs) stored in the ECU.
5. Check Live Data: View live data parameters such as sensor readings and system voltages.
6. Functional Tests: Perform tests to activate components or simulate sensor inputs.
7. Reset (if needed): Reset the ECU if recommended by the manufacturer.
8. Document: Keep a record of all tests, codes, and results.
9. Consultation: If issues persist, consult with technical support or a qualified technician.

GUANGZHOU JIAJUE MACHINERY EQUIPMENT CO., LTD

Guangzhou Jiajue is a company engaged in manufacturing, developing and selling excavators parts. With years of experience and innovation, we have the capacity for distributing thousands of excavator parts, including: undercarriages parts, rubber parts, engine parts, oil seals, general consumable parts, iron parts, and hydraulic breakers.

We adhere to our principle of developing quality products and providing superior service. We believe that quality products help build good images, and excellent service maintains valued customers. We sincerely hope to cooperate with you and build strong business relationships.