The Hl18668-189 gauge set is used to diagnose air conditioning systems, even without a service unit, and to replace faulty gauges in service units. It includes high- and low-pressure hoses and a connection hose for service units, while the gauges are protected by an aluminium housing.
- Housing material: Aluminium
- Shut-off valves: For high and low pressure
- Hanging hook: Included
- Hose length: 150 cm each
- Compatibility: R410A, R12 and R134A
- Low-pressure gauge scale: 0 to 350 PSI
- Vacuum scale: 10 to 30 in Hg
- Low-pressure gauge temperature range: -40 °C to +37 °C
- High-pressure gauge scale: 0 to 500 PSI
- High-pressure gauge temperature range: -10 °C to +88 °C