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Question for Paltech
Question for Paltech
Question for:
Paltech
Paltech
Please advise in simple terms why a PAL T wafer style single eccentric T bar valve, may develop free play between the blade and the shaft, thereby allowing the blade to move minimally 0.5mm while the shaft remains stationery. The valve is 3 years old and manually operated few times every 7 days and functions in a low pressure environment.