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The AR1980210 Guide Piston is a replacement part for air compressors and high pressure triplex plunger pumps. It can be used on pressure washer pumps and misting punps.
AR 1980210 Guide Piston
1. What is it?
The Guide Piston is a small part inside the pump that helps guide the valve ball or piston so it moves straight and seals properly.
2. What is its use?
Keeps the valve moving in the correct direction
Helps create proper sealing
Maintains stable water pressure
Reduces vibration inside the pump
3. When should you replace it?
Pump pressure drops
Pump pulsates (up–down pressure)
Valve is not sitting straight
Guide piston is worn, cracked, or damaged
4. How to replace it? (Very Simple Steps)
Turn off the machine and release pressure
Open the pump head
Remove the old guide piston
Clean the valve pocket area
Install the new 1980210 guide piston
Refit valve/seat if needed
Close the pump head and tighten the bolts
5. Tips
Always check valve seat and valve ball together
Keep pump water clean to avoid dirt damage
Replace O-rings if worn
Rating (1)
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deepak singh
2 years agoGood Product

