The Robinair 71789 High and Low Side System Hose Set is designed for use with Robinair A/C service machines, including the ROB34788NI, ROB34788NI-H, ROB34288NI, and ROB34988NI models. The set includes the OTC70020 low side hose and the OTC70021 high side hose, providing direct replacement components for maintaining proper system performance. Built for secure, leak resistant operation, these hoses support reliable A/C recovery and recharge service in professional automotive HVAC environments. The 71789 set ensures your equipment remains service ready and dependable.
