Fault Code Lookup

HVAC Sales Master
A960_O
Compressor Locked Rotor - Lockout
This code typically points to
  • Locked rotor / compressor start failure

Next checks to confirm
  1. Not explicitly detailed in accessible snippet beyond title

Escalation
Permanent lockout
Reset behavior
Active Protection lockout exit requires 1-minute power removal to indoor and outdoor units after correction.
Urgent
Fix now
Source
Rheem RP18AZ Installation Instructions Table 15