STEM-STICK 1559403 - Caterpillar

Introduction
The problem that is identified below does not have a known permanent solution. Until a permanent solution is known, use the solution that is identified below.Problem
The windshield wiper function may stop on certain Excavators. The failure is caused by an open electrical circuit inside the wiper motor due to a faulty thermal switch.Solution
If the function of the 251-3482 Window Wiper Motor Gp or the 234-0728 Window Wiper Motor Gp fails, install a new 251-3482 Window Wiper Motor Gp or 234-0728 Window Wiper Motor Gp . The new wiper motor has a new thermal switch. The new wiper motor will deliver acceptable performance until a permanent solution is identified.