Mitsubishi MR. Slim PKA Series AC Fault Codes
Mitsubishi MR. Slim PKA Series AC Fault Codes >> Then check for poor connections between the pcb’s. Otherwise the brake resistor may overheat due to damage of the brake transistor and possibly cause a fire. Mitsubishi MR. Slim PKA Series AC Fault Codes from acerrorcode.com R22 drain fault (p5) 6756: 2) check the drain sensor. Legal disclaimer added]in this tech tips video. jeff explains the possible causes of p4 and p5 error codes and how to resolve them.