It is intended to be used in conjunction with replacement motors or pen arms when original mounting hardware is stripped or missing

and 240V systems for maximum field flexibility

The parallel pipe connections allow for simplified piping configurations

the 903478 heat exchanger is the correct OEM replacement for specific model series under those labels

Laars Heating Systems E0071300 Amber Light 322838-752 It is intended to beThe Laars Heating Systems E0071300 Amber Light is an essential diagnostic indicator designed for precise system monitoring across various Laars boiler and water heater models. As a veteran technician knows, clear visual feedback is critical during troubleshooting to determine the operational status of the heating unit. This OEM replacement part is built to integrate seamlessly into control panels, providing consistent amber illumination that signals