HVACopediaTrane · Air handler · Startup
Modular blower run test mode
What happens, in order
- Scroll to run with the Menu key, then press the Option key; the display counts down and the test starts
- The test takes about 70 seconds to begin
- Blower runs on first-stage compressor speed for 30 seconds
- Blower then runs on second-stage compressor speed for 30 seconds
- The pattern repeats two more times unless the test is exited
- The outdoor unit does not run in this test; it is only for checking each mode of the blower
- The Option key can hold a step while measurements are taken
- Exit by pressing Menu, cycling power to the blower, or making a valid call for capacity or fan
Timings and thresholds
| Item | Value |
|---|---|
| Time to start | about 70 s |
| Each blower step | 30 s |
| Repeats | 3 passes in all |
Applies to: P0V0 modular blowers
Models
More Trane air handler sequences
Related
Trane error codes · Trane tips · Trane parts · All Trane sequences
Take it to the job
Sequences of operation, error codes and tips work offline in the HVACopedia app.
Source: Trane P0V0 modular blower installation 18-GE20D1-1E-EN (Nov 2021), Sequence of Operation pp.30-33. Written in our own words; timings can differ by model and software version, so check the manual for your exact unit.
For licensed technicians. Gas, electrical and refrigerant work must be done by a qualified, licensed person. Shut off power and gas before servicing, never bypass a safety control, and follow the manufacturer’s manual for the exact model; it and local codes always take priority. HVACopedia is not affiliated with any manufacturer; brand and model names only identify the equipment.