12 Minute Override. ▫ Maximum 12 Minute Defrost Cycle. ▫ Test Pins to Speed Up Timer. ▫ (F)= Factory Setting. Defrost Control PCBDM133 Replaces: Direct replacement for Goodman PCBDM 133. SPECIFICATIONS. Input. • Voltage: 18-30 VAC. • Frequency: 50/60 Hz. • Power: 4.8VA Maximum (200 mA at 24 This manual is to be used by qualified, professionally trained HVAC technicians only. NOTE: The PCBDM133 defrost control is shipped from the. This manual is to be used by qualified, professionally trained HVAC changing to the PCBDM133 defrost control and with the addition of the crankcase. APPROPRIATE SERVICE MANUAL BEFORE specified in this manual should service the equipment. NOTE: The PCBDM133 defrost control is shipped from.