COUPLER INSTALLATION
HOW TO INSTALL THE MULTI-GRAB COUPLER ON YOUR EXCAVATOR
Step-by-Step Installation Guide
Summary: This article describes in detail how to install a Multi-Grab Coupler. It includes the necessary preparation, mounting and final installation checks.
Applies to: Excavator operators installing a Multi-Grab Coupler on their compatible machines.
Final Acceptance Criteria
- All coupler parts are inspected and counted prior to installation.
- Pin bores and mounting surfaces are clean.
- The coupler is correctly positioned under the stick.
- Mounting pins have been properly installed and secured with the retaining hardware.
- The coupler fits correctly during full bucket linkage movement without interference or resistance.
Technical bulletin
Proper installation of the Manual Multi-Grab Coupler will require correct positioning, pin alignment and secure mounting. Follow the installation instructions to ensure proper fit and operation. Do not modify the coupler or machine.
Download original technical bulletin (PDF)
Related documents
Download the TRK Attachments 2026 Catalogue (PDF)