: Match duct size to heater output (e.g., 60mm for D2 models, 75–90mm for larger units). Keep runs as straight as possible and avoid sharp bends that cause overheating. Butler Technik 3. Fuel and Exhaust Systems Fuel Pump Angle : Mount the fuel pump at a 15 raised to the composed with power 35 raised to the composed with power
Even with perfect installation, things happen. Here is how the manual fails you. eberspacher installation instructions plus
: It is recommended to use a dedicated standpipe from the fuel tank rather than tapping into the vehicle’s main engine line. Exhaust Routing : Match duct size to heater output (e
: Route the exhaust pipe away from windows and doors. Ensure it points away from the direction of travel to reduce backpressure. 4. Electrical & Controls Direct Wiring Fuel and Exhaust Systems Fuel Pump Angle :
The provides comprehensive, technical guidelines for installing premium diesel air heaters (such as the Airtronic D2, M2, and D4L) alongside advanced Eberspacher control elements . This unified blueprint details physical heater placement, fuel integration, safety clearance, and digital controller programming to ensure maximum heating performance in camper vans, motorhomes, and marine craft. 1. Core Component Mapping & Part Numbers
The official manual shows a simple 90mm hose pushed onto the heater outlet.