Allied Furnace: Duct static limit for heating mode
Duct static limit for heating mode on a Allied furnace: The furnace is not certified for heating mode (blower on heating speed) when external static pressure is above 0.5 in. w.c. Higher static can cause improper limit operation.
Applies to: All 92G1UH installations
How to fix duct static limit for heating mode: step by step
- Measure external static pressure with the blower on heating speed.
- If it is above 0.5 in. w.c., correct the duct system before commissioning.
If the unit shows an error code, look it up: Allied Furnace codes
Models
92G1UH92G1UH0450892G1UH0451292G1UH0700892G1UH0701292G1UH0901292G1UH0901692G1UH1101692G1UH1102092G1UH1352095G1UHA93UHA95UH
More commissioning tips for furnace
Source: Allied 92G1UH installation manual, p. 17 (PDF p. 17). Written in our own words as a summary; always check the original manual.
General guidance for qualified technicians. The manufacturer's installation and service manual and local codes always take priority. Aurora Star Tech is not affiliated with, endorsed by or sponsored by any equipment manufacturer; brand and model names are used only to identify equipment and belong to their owners.