Blog – Page 4 – Heavy Duty Truck Diagnostic Tool

How to Changing the Oil and Filter for Jcb 3cx 4cx 214e 214 215 217 Backhoe LoaderHow to Changing the Oil and Filter for Jcb 3cx 4cx 214e 214 215 217 Backhoe Loader

July 25, 2025 heavydutydiag 0 Comment

1 Drain the oil when the engine is warm as contaminants held in suspension will then be drained with the...

How CleaningJohn Deere Tractor 100 Series Engine Air Intake Screen and FinsHow CleaningJohn Deere Tractor 100 Series Engine Air Intake Screen and Fins

July 23, 2025 heavydutydiag 0 Comment

CAUTION: Avoid injury! Compressed air can cause debris JohnDeere Service Advisor Electronic Data Link EDL2 Diagnostic Adapter High Quality to...

How to Change the Oil and Filter on a John Deere Tractor 100 Series EngineHow to Change the Oil and Filter on a John Deere Tractor 100 Series Engine

July 22, 2025 heavydutydiag 0 Comment

IMPORTANT: Avoid damage! Change the oil more often if the vehicle is used in extreme conditions: Extremely dusty conditions. Frequent...

How to Check Engine Fluid Levels (John Deere Tractor 100 Series Engine Maintenance Procedure 1)How to Check Engine Fluid Levels (John Deere Tractor 100 Series Engine Maintenance Procedure 1)

July 21, 2025 heavydutydiag 0 Comment

Engine Oil JohnDeere Service Advisor Electronic Data Link EDL2 Diagnostic Adapter High Quality Use oil viscosity based on the expected...

How to Disassemble a Caterpillar 320D2 EXCAVATOR Water PumpHow to Disassemble a Caterpillar 320D2 EXCAVATOR Water Pump

July 15, 2025 heavydutydiag 0 Comment

Disassembly Procedure Begin: Caterpillar ET 2025A & 2019C Electronic Technician Diagnostic Software a. Remove the fan and fan pulley. Refer...

Caterpillar320D2 Excavator Water Pump – Removal and InstallationCaterpillar320D2 Excavator Water Pump – Removal and Installation

July 11, 2025 heavydutydiag 0 Comment

Disassembly Procedure Begin: A. Remove the fan. Refer to Disassembly and Assembly, “Fan – Removal and Installation”. ...

How to Remove Caterpillar 320D2 Excavator Radiator and Hydraulic Oil CoolerHow to Remove Caterpillar 320D2 Excavator Radiator and Hydraulic Oil Cooler

July 10, 2025 heavydutydiag 0 Comment

Removal Steps Begin: A. Remove hood. B. Remove fan. C. Remove aftercooler. D. Remove condenser. Caterpillar ET 2025A & 2019C...

Introduction to the structural features of Komatsu excavator (PC400-7 and PC200-8) SAA6D125E-3 and SAA6D107E-1 diesel enginesIntroduction to the structural features of Komatsu excavator (PC400-7 and PC200-8) SAA6D125E-3 and SAA6D107E-1 diesel engines

July 1, 2025 heavydutydiag 0 Comment

(1) The SAA6D125E-3 diesel engine complies with strict emission regulations: US EPA standards (2001 regulations), European 2002 regulations, and Japanese construction...

How to remove the EXCAVATOR 320D2 EXCAVATOR DN engine oil cooler.How to remove the EXCAVATOR 320D2 EXCAVATOR DN engine oil cooler.

June 26, 2025 heavydutydiag 0 Comment

This article describes how to remove the oil cooler for an EXCAVATOR 320D2 EXCAVATOR DN engine. CAT Comm Adapter 3...

Caterpillar 320D2 & 320D2 L Excavators Water Separator and Fuel Filter (Main) – Removal and InstallationCaterpillar 320D2 & 320D2 L Excavators Water Separator and Fuel Filter (Main) – Removal and Installation

June 25, 2025 heavydutydiag 0 Comment

Removal Procedure: CAUTION Be sure all adjustments and repairs to the fuel system are performed by authorized personnel with proper...