Webasto Thermo Top C-B Installation Instructions Manual page 44

Fuel connection
8.5. Connecting two pipes and a hose
The correct procedure for connecting fuel lines with hosing is illustrated
in Fig. 9.
Ensure that there are no leaks!!
Right
Clip
Wrong
Bubble
Fig. 9: Pipe / hose connection
8.6. Metering pump
The metering pump is a combined delivery, metering and shutoff system
and is subject to specific installation criteria (see Figs. 7, 10 and 11).
8.6.1. Installation position
Before installing the metering pump, ensure that the maximum pressure
occurring at the pickup point is less than 0.2 bar.
It is advisable to install the metering pump in a cool place. The
permissible ambient temperature must not exceed +20 °C at any time
during operation.
Metering pump and fuel lines must not be installed within range of
radiated heat from hot vehicle parts. A heat shield must be used if
applicable.
42
Thermo Top C / Thermo Top E - petrol
Fig. 10: Metering pump DP 2
Bubble
Thermo Top C / Thermo Top E - diesel
Fig. 11: Metering pump DP 30
The pump should preferably be installed near the tank.
Thermo Top C / Thermo Top E
Preferably
15° - 90°
Installation position
Installation position