AD83.70-D-3006C | Auxiliary heater (AHE) diagnosis operational check using actual values | 21.7.98 |
MODEL 901.###, 902.###, 903.###, 904.### ## as of 753731 as of 3.11.97 with CODE (H11) Warm air auxiliary heater
Heater designation B3L-C compact,
Heater designation D3L-C compact
Danger! | Risk of explosion due to fuel vapors, risk of poisoning from inhaling combustion gases and risk of injury from burns during or after heater operation | Do not start stationary heater/auxiliary heater with engine booster in confined spaces or while refueling. Allow heater to cool down after operation and wear safety gloves. | |
Auxiliary heater (AHE) diagnosis, previous knowledge | |||
Function check using actual values | |||
Actual value no. | Actual value | Specified value | |
| Operating voltage | > 10.5 V | |
| Output | xx % | |
| Actual value temperature (interior temperature) | xx °C | |
| Temperature specified value (control range +10°C to + 30°C) | xx °C | |
| Flame sensor resistance | x.xx kΩ | |
| Switch on signal | Display: ON | |
| Metering pump | Display: ON | |
| Glow plug (glow plug glows) | Display: ON | |
| Blower motor | Display: ON |