Customer Questions and Answers for Lower Arm Spray Asm by Ge

The Lower Arm Spray Assembly is an OEM replacement part for GE dishwashers. It refers to the horizontal component below the wash arm that provides lower zone spray coverage. Subject to years of continuous use, this plastic assembly can show wear.  

Causes of a bad lower arm spray assembly include:

• Mineral buildup inside jets obstructing water spray pattern and pressure 
• Loose fittings or connections allowing water to leak instead of spraying dishes
• Cracking or breaking of plastic jet housings weakened over time

Symptoms of a failed lower spray assembly include: 

• Ineffective lower rack cleaning and rinsing of dishes 
• Drifting or spotty water coverage instead of full wash overlap  
• Leaks or puddles inside the dishwasher tub

This GE replacement part is also compatible with some Hotpoint and RCA models.