Combustion Fan – RG 140 RG148 Suits Hurlcon Astral Pool Viron 350 / 450, Viron eVo 350, Viron eVo 450, all Astralpool HiNRG Heaters and INSNRG. HiNRG 175, HiNRG 250, HiNRG 450, ICI 400,
Part Number: 78132 (Astralpool / Fluidra) / INSNRG: 21201
Most failures are due to power surges, moisture, dirty intake, corrosion, etc.