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This US PRO Tools 19 Piece Coolant System Pressure Tester Kit (MPN 5226) is designed for automotive mechanics and DIY enthusiasts who need to efficiently locate leaks within a vehicle's coolant system. Its primary benefit is the application of air pressure to pinpoint leaks, reducing diagnostic time and guesswork. A potential caveat is that it requires a compatible air source and basic understanding of pressure testing procedures for optimal use. The kit includes a pressure testing pump with gauge, a quick coupler, release valve, a wide array of radiator caps and adaptors for diverse vehicle makes, and a thermostat cap wrench, all housed in a convenient storage case.
| Model Part Number | 5226 |
|---|---|
| Brand | us pro |
The pressure testing pump has a range of 0 - 35 psi. However, it is crucial to consult your vehicle's service manual for the recommended system pressure, which is typically between 15-20 psi. Never exceed the vehicle manufacturer's specified limit.
The kit includes color-coded radiator caps and adapters to simplify selection. Match the adapter or cap size and type to the vehicle's expansion tank or radiator opening. If unsure, consult your vehicle's owner or service manual.
The kit is designed for a wide range of domestic and import vehicles. It includes numerous adapters and caps to cover most common applications. However, exceptionally rare or specialized vehicles might require specific adapters not included in this standard kit.
No, the kit includes its own pressure testing pump. You do not need an external air compressor. The pump allows you to manually build and control the pressure.
After use, wipe down all components with a damp cloth and ensure they are completely dry before placing them back into the storage case. Store the kit in a clean, dry place to prevent corrosion and damage.
Ensure all connections are sealed properly. Listen for any audible hissing sounds. Try increasing the pressure slightly if safe to do so, and meticulously check all hoses, connections, the radiator, water pump, and heater core for any signs of coolant weeping or residue.
Check all connections for leaks, including the quick coupler and adapters. Ensure the pressure release valve is fully closed. Inspect the pump's internal seals for damage.
Refer to the vehicle's service manual for specific coolant system cap sizes. Cross-reference the included adapters with known vehicle models. Consider purchasing additional universal adapters if needed.
Gently tap the gauge face to dislodge any stuck needle. If the issue persists, the gauge may need replacement. Ensure the pump is functioning correctly before testing the gauge.
Increase pressure slightly (within safe limits) and listen carefully for hissing sounds. Check all visible hoses, connections, and the radiator for any signs of moisture or staining. Consider that the leak might be very small or internal.
Setup:
Compatibility:
This kit is designed for a wide range of domestic and import vehicles. The included 14 radiator caps and 2 specialized adapters cover many common automotive cooling system designs. However, for highly specialized or older vehicles, custom solutions might occasionally be needed.
Care:
