KitchenAid KFIS29PB Control Board Repair
On a KFIS29PB, also sold as the KFIS29PBMS, the part we are most careful with is the control board. After a long service life it can fail, and boards for a discontinued cabinet are not always easy to find, so we confirm that one is available before we quote anything.
The fans are next. A noisy evaporator fan motor, or one that stops and lets the fresh-food side warm while the freezer stays cold, is a known pattern. We check the plate revision, KFIS29PBMS00 or KFIS29PBMS03, before ordering a replacement so the motor fits.
The slowest problem to notice is restricted condenser airflow. Dust and lint build up gradually and an older cabinet loses its hold on temperature without any single obvious event. Cleaning the coils is the common cure. Finally, handles, hinges and door closers wear after years of daily opening. Your written price comes first, and we back the work with a 30-day workmanship warranty.
We test the board outputs, connectors and the sensors feeding it. If the cabinet ignores settings and those inputs are fine, the board is the cause, and we verify a replacement exists before quoting.
The evaporator fan is probably stalled, so freezer air stops reaching the upper section. We test the motor and replace it if it is noisy or no longer turns.
Lint on the condenser coils is the usual reason. Heat escapes poorly, the compressor runs longer, and temperatures creep up. We clean the coils and check the fan next to them.
Book in about a minute, or call the desk. Same-day windows inside the Loop on most days, next-day across the rest of Houston.
