Hatco HT03.02.022.00 Relief Valve Pressure/Temperature 3/4" NPT
Specifications:
- Pressure Temperature Relief Valve, 3/4" Npt, Water P-T
- Relief Valve, 1-1/2" High Stack, Function - ( 150 Psi ),
- Brand -Watts, # 40Xl5, Old# 03-02-019
- Hatco Compact
Description
Dimensions:
- Weight: 1.7 lbs
- Length: 11 in
- Height: 2.5 in
- Width: 3 in
Step1: Turn off power to the equipment and shut off the water supply. Allow the system to cool and relieve all pressure.
Step2: Drain enough water from the system to access the existing relief valve safely.
Step3: Remove the old pressure/temperature relief valve from the connection.
Step4: Apply approved thread sealant to the new valve threads, avoiding the valve opening.
Step5: Install and tighten the new relief valve, ensuring the discharge outlet is properly oriented.
Step6: Reconnect the discharge piping, restore water and power, and inspect for leaks while verifying proper valve operation.
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What maintenance is required for the Hatco HT03.02.022.00 Pressure/Temperature Relief Valve?
Regularly inspect the relief valve for corrosion, mineral deposits, leaks, or physical damage that could affect its safety function. Verify that the discharge path remains unobstructed and that connections are secure. Always disconnect power, relieve system pressure, and allow equipment to cool before servicing.
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What are common issues with the Hatco HT03.02.022.00 Pressure/Temperature Relief Valve?
- Failure to open at the specified pressure or temperature.
- Damaged valve body or connections causing pressure loss.
- Mineral scale accumulation restricting valve movement.
- Sticking valve caused by corrosion or contamination.
- Continuous discharge resulting from improper seating.
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