7B
Relief Valve Inspection (K9K Model)
1) Operate A/C system.
2) Check if there is any refrigerant leakage from relief valve (1) using special tool.
3) If there is any refrigerant leakage, replace O-ring with new one. If refrigerant still leaks, replace relief valve with new one.
Special Tool
(A) : 09990–86011