Glow Brand Boiler: Set the appliance type for CPVC / high temperature venting
Set the appliance type for CPVC / high temperature venting on a Glow Brand boiler: Factory setting limits flue temperature to 149 F for PVC. For CH or DHW setpoints above 140 F the vent must be CPVC and the control must be told.
Applies to: B85, B120, B160 (NG and LP)
How to fix set the appliance type for cpvc / high temperature venting: step by step
- Set 2.138 to 52 (B85/B120 NG), 53 (B160) or 55 (B85/B120 LP) for a 194 F flue limit; 50, 51 and 54 are the PVC defaults.
- Raise 2.024 (max CH setpoint) and 2.003, and for DHW 2.091 and 2.115, to the required values up to 180 F.
- Exceeding what the vent allows gives Loc 16.
If the unit shows an error code, look it up: Glow Brand Boiler codes
Models
Source: Glow Brand B85/B120/B160 Installation & Operation Manual V20231025, Table 11.7 p.59; 4.5.2 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.