- 39.25.1 Basic information37
- 39.25.3 Retrofitting/modification16
- 39.25.5 Stationary heater/auxiliary heating, complete3
- 39.25.11 Control unit/relay2
- 39.25.12 Sensor/switch/wiring harness3
- 39.25.13 Line/hose/valve2
- 39.25.14 Transmitter/receiver2
- 39.25.30 Heater8
- 39.25.46 Pump/container3
- 39.25.47 Exhaust system1
- 39.25.60 Preheating/heater booster1