How to Operate Your Cat® 336/340 Excavator

So you’re the operator of a new Cat® 336/340 large hydraulic excavator. This machine has been designed with class-leading comfort in mind. And lower fuel and maintenance costs will help keep your bottom line on track.

Estimated read time: 2 minutes

Get to Know Your Cat® 336/340 Excavator

Estimated watch time: 5 minutes

Watch this Cat® 336/340 walk-around to get to know your new large hydraulic excavator and learn about the following:

  • Pre-shift check procedures [00:20]

    • Inspecting your attachment

    • Examining your quick coupler, if equipped, and coupler hoses 

    • Checking hydraulic cylinders, hoses and connections

    • Examining undercarriage and tracks for wear and damage 

    • Checking fluid levels and quality

  • Safety tips [02:26]

    • Proper personal protective equipment (PPE) and work attire

    • Entering and exiting your excavator safely 

    • Alternate exit information

  • Basic operator settings [03:14]

    • Seat adjustments

    • Joysticks and control panels 

    • Monitors

    • Travel pedals 


In this walk-around video, you’ll also see examples of 336/340 operator comfort and safety features, such as the rollover protection system (ROPS) cab with standard large windows for excellent visibility. Use your touchscreen monitor to access features like Cat Grade with Assist, which can reduce operator inputs and boost efficiency. 

And don’t forget about the wide variety of bucket and attachment options. With so many attachment options, you can make your new excavator one of the most versatile machines on your worksite, ideal for dozens of applications. 

Always refer to your Operation and Maintenance Manual for guidance on maintenance, safety, settings, features and more. Order additional or replacement Operation and Maintenance Manuals if needed.

Have any questions about operation after viewing the 336/340 excavator walk-around? Reach out to your Cat dealer, who can make sure you are getting the most out of your machine.


Some information applies to models built before or after a certain timeframe. You can determine if the information applies to your machine by knowing the build number. Locate the identification plate on your machine. Build number is listed under machine model. 

Applies to build numbers beginning with: 08


Learn more about how you can address any need on any job with the powerful family of Cat® excavators.

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