HTP Boiler: Start-up combustion and gas checks
Start-up combustion and gas checks on a HTP boiler: Items to record at light-off.
Applies to: EL-80, EL-110, EL-150, EL-220, EL-299, EL-399 (N/LP)
How to fix start-up combustion and gas checks: step by step
- Static and light-off drop gas pressure (3.5 to 14 in. w.c., max 1 in. drop)
- Flame current at high and low fire
- CO2 and CO at high and low fire against the combustion table
- Fill condensate trap with water before first start
- Pressurize 12 to 15 psi
If the unit shows an error code, look it up: HTP Boiler codes
Models
EL-80 LPEL-80 NEL-110 LPEL-110 NEL-150 LPEL-150 NEL-220 LPEL-220 NEL-299 LPEL-299 NEL-399 LPEL-399 N
Source: Elite EL-80 N Installation Manual (LP-293), p. 79, p. 64. 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.