“Revitalize your engine with precision valve reseating.”

Replacing Valves in Your Engine: A Step-by-Step Guide

Valves are an essential component of your engine, responsible for controlling the flow of air and fuel into the combustion chamber and the exhaust gases out. Over time, valves can wear out or become damaged, leading to poor engine performance and potentially costly repairs. If you suspect that your valves need to be replaced, it’s important to address the issue promptly to avoid further damage to your engine.

One common solution to valve problems is reseating the valves. Reseating valves involves grinding the valve seats to ensure a proper seal between the valve and the seat. This process can help restore lost compression and improve engine performance. While reseating valves can be a time-consuming and labor-intensive task, it is a cost-effective alternative to replacing the valves entirely.

Model  MSS2 ASS2 -LCD/LED        
Working Position   Service->Back Wash->Upflow Brine and slow rinse-> Fast rinse->Refill the softener water->Service .
Regeneration mode Manual                  Automatic type 
Meter Delay 
Meter immediate
Intelligent Meter Delay
Intelligent Meter Immediate
Timer by day :  0-99 days 
Timer by hours: 0-99 hours 
Inlet 3/4” 3/4”  1” 
Outlet 3/4” 3/4”  1” 
Drain 1/2” 1/2”  
Base 2-1/2” 2-1/2”
Riser pipe 1.05” OD 1.05” OD
Water Capacity 2m3/h 2m3/h
Working Pressure 0.15-0.6Mpa 0.15-0.6Mpa
Working Temperature 5-50° C
Power Supply No Need Power AC100-240 / 50-60Hz     /       DC12V-1.5A  

Before you begin reseating your valves, it’s important to gather the necessary tools and materials. You will need a valve grinding compound, a valve lapping tool, a valve spring compressor, a valve guide brush, and a set of feeler gauges. Additionally, you may need a valve seat cutter if the valve seats are severely worn or damaged.

To start the reseating process, you will first need to remove the cylinder head from the engine. This typically involves removing the valve cover, rocker arms, pushrods, and any other components that may be in the way. Once the cylinder head is removed, you can begin inspecting the valves and valve seats for wear or damage.


Next, you will need to remove the valves from the cylinder head using a valve spring compressor. Once the valves are removed, you can begin the reseating process. Apply a small amount of valve grinding compound to the valve seat and use the valve lapping tool to grind the valve seat in a circular motion. Be sure to check your progress frequently using a set of feeler gauges to ensure that the valve seat is being ground evenly.

After grinding the valve seat, clean the valve and valve seat thoroughly to remove any remaining grinding compound. Once the valve seat is clean, you can reassemble the valves into the cylinder head using the valve spring compressor. Be sure to check the valve clearance using a set of feeler gauges to ensure that the valves are properly seated.

Once the valves are reseated, you can reassemble the cylinder head and reinstall it onto the engine. Be sure to torque the cylinder head bolts to the manufacturer’s specifications to ensure a proper seal. After reassembling the engine, start the engine and check for any leaks or abnormal noises.

Model MSD2 MSD4 MSD4-B  MSD10   ASD2 -LCD/LED         ASD4-LCD/LED            ASD10-LED        
Working Position  Service->Back wash->Brine and slow rinse->Fast rinse->Refill->Service
Regeneration mode Manual Automatic
Inlet 3/4” 1” 1” 2” 1/2”, 3/4”, 1” 1/2”, 3/4”, 1” 2”
Outlet 3/4” 1” 1” 2” 1/2”, 3/4”, 1” 1/2”, 3/4”, 1” 2”
Drain 1/2” 1/2” 1/2” 1” 1/2” 1/2” 1”
Base 2-1/2” 2-1/2” 2-1/2” 4” 2-1/2” 2-1/2” 4”
Riser pipe 1.05”OD 1.05”OD 1.05”OD 1.5”D-GB 1.05”OD 1.05”OD 1.5”D-GB
Water Capacity 2m3/h 4m3/h 4m3/h 10m3/h 2m3/h 4m3/h 10m3/h
Working Pressure 0.15-0.6MPa
Working Temperature 5-50°C
Power Supply No Need Power AC100-240V/50-60Hz     DC12V-1.5A

In conclusion, reseating valves can be a cost-effective solution to valve problems in your engine. By following these step-by-step instructions, you can reseat your valves and restore lost compression and engine performance. Remember to take your time and be thorough in your work to ensure a proper seal between the valves and valve seats. If you are unsure about reseating valves yourself, it may be best to consult a professional mechanic for assistance.

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