Hertz HGS / HCS Pre 2025 3/4/5/7 Minor Service Kit

Maintain peak performance of your Hertz HGS/HCS rotary screw air compressor with the Pre 2025 Minor Service Kit for models 3/4/5/7. This all-in-one maintenance package is designed for quick, hassle-free servicing between full overhauls. Included are an air filter to keep intake air clean, an oil filter to protect the lubrication system, Smart Oil for efficient lubrication, a seal kit to guard against leaks, pneumatic hoses for reliable connections, and a pre-filter to extend the life of your main filters. Built for rugged workshop use, the kit supports continuous operation and helps preserve compressed air quality, PSI stability, and consistent CFM delivery. By replacing worn components at regular intervals, you reduce wear, prevent unexpected downtime, and extend the service life of your Hertz compressor. Compatible specifically with pre-2025 HGS/HCS series in 3/4/5/7 configurations, this minor service kit provides the essential parts needed to keep your system performing at its best.