HVACopediaTrane · Furnace
CL2 Cooling, stage 2
What the display is showing
Display for a second-stage cooling call.
Applies to: S8V2 and S8X2
Settings for these units
Clearance to combustibles · Trane S8V2
| Cabinet width | Vertical sides / top | Horizontal sides / top |
|---|---|---|
| 14.5 in. | 0 / 1 in. | 1 / 2 in. |
| 17.5 in. | 0 / 1 in. | 1 / 2 in. |
| 21.0 in. | 0 / 1 in. | 1 / 3 in. |
| 24.5 in. | 0 / 1 in. | 1 / 5 in. |
24 in. front service access.
3 in. in front of the combustion air openings.
Return filter size by cabinet width · Trane S8V2
| Cabinet width | Filter |
|---|---|
| 14-1/2 in. | 1 - 14 x 25 x 1 in. |
| 17-1/2 in. | 1 - 16 x 25 x 1 in. |
| 21 in. | 1 - 20 x 25 x 1 in. |
| 24-1/2 in. | 1 - 24 x 25 x 1 in. |
Filters are field supplied and mounted outside the cabinet.
Over 1600 CFM upflow: return on both sides, one side plus bottom, or bottom only.
- Return filter size by cabinet width · Trane S8B1, Trane S8X1, Trane S8X2
Models that show this code
19 models in Trane S8V2, Trane S8X2
Other codes on the same units
- CL1 Cooling, stage 1
- E01 Furnace control internal failure
- E2.1 Ignition retries exceeded - flame never proven (1 hour lockout)
- E2.2 Flame recycles exceeded - flame lost after lighting (1 hour lockout)
- E2.3 1st stage gas valve not powered when it should be (10 times)
- E3.1 1st stage pressure switch (PS1) closed when it should be open
- E3.2 1st stage pressure switch (PS1) open when it should be closed
- E3.3 2nd stage pressure switch (PS2) closed when it should be open
Save it for the next call
Star this code in the HVACopedia app and keep the whole library on your phone for jobs with no signal.
Source: Trane S8V2 installation FNR-SVX003A-EN, Figure 73, p.58; Trane S8B1/S8X1/S8X2 installation 18-CE14D1-1A-EN, Sequence of Operation, p.61. Summarized in our own words; check the original manual for your model.
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.