Bryant 25: Invalid model plug or inverter size

Source: Bryant manual (PDF) (opens in a new tab) ↗ · Updated

Status code25Bryant
What does Bryant 25 mean?

Invalid model plug or inverter size. The outdoor control does not accept the model plug fitted to this inverter. There is no reset time on this row.

Call a pro: jump to when to call a pro Equipment type: AC / heat pump
How it shows: Amber status LED on a Bryant 288BNV Evolution heat pump or 189BNV air conditioner. A short flash is 0.25 seconds on and a long flash is 1.0 second on. Code 25 is 2 short and 5 long

Bryant outdoor 25 is an invalid model plug or inverter size on the 288BNV / 189BNV. It is not a pressure code. Causes in Table 6 are a missing plug, the wrong plug, a damaged plug, a plug that is not fully seated, a plug that does not match the inverter size, and a damaged outdoor control. The manual's size example is a 2 ton plug on a 3 ton inverter. Furnace code 25 is the setup-switch fault on the 80% furnace chart. Both steps here are for a technician.

Same characters, different appliance: Bryant 25 on a furnace is a different fault. Bryant furnace 25.

Likely causes

  • Model plug missing, wrong, damaged, or not fully seated
  • Model plug size does not match the inverter. The manual's example is a 2 ton plug on a 3 ton inverter
  • Damaged outdoor control (AOC)

Safe checks for 25

  1. Count 2 short flashes and 5 long flashes. This is the model plug, not a pressure or airflow code
  2. Technicianinstall the correct plug, check it for corrosion or breakage, align it to the silkscreen, and compare its resistance with the wiring diagram. Replace the plug, the inverter, or the AOC if that part is damaged
Safety firstOutdoor units carry line voltage even when the thermostat is off. Switch off the unit's disconnect and breaker before touching anything. Refrigerant, wiring, compressor and control-board work must be done by a licensed HVAC technician.

Capacitors can hold a charge after the power is off. Safety terms.

When to call a pro

Call a licensed HVAC technician. Do not run the outdoor unit with the model plug removed.

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