ASCO 102-855 Rebuild Kit 30067439-890 including glycol concentrations up to

including glycol concentrations up to 50%

and the relief valve seat O-ring

preventing thread failure under mechanical stress

Key Benefits for the Contractor: Full System Restoration: Includes the enclosing tube assembly and coil retainer to return used 100RB valves to factory-standard operation

Enhanced HVAC Safety: Reliable combustion air verification prevents improper ignition and venting failures

ASCO 102-855 Rebuild Kit 30067439-890 including glycol concentrations up toThe ASCO 102 855 Rebuild Kit is a comprehensive field service solution designed for maintaining ASCO 2 way solenoid valves. This genuine OEM kit provides the critical internal components required to restore factory grade performance to series 8210 and 8211 valves. Engineered for normally closed (NC) operation, the kit includes a high grade NBR (Buna N) diaphragm assembly, stainless steel springs, and necessary gaskets to ensure bubble tight shutoff