Installation
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12
Fuel Supply
The fuel can be used from the vehicle fuel tank or from a separate fuel tank. The values for the maximum pressure at
the fuel extraction point are shown in the table below.
A sign must be affixed to the fuel filler neck warning that the heater must be switched off before refuelling.
Connection to Fuel Source
The fuel can be taken from the vessels fuel tank or a separate tank
NOTE: Ensure to deburr the sharp edges from the standpipe after cutting.
NOTE: Refer to fig. 7. The fitting must be made from metal!
Permissible fuel inflow
height H
At max. pressure (PSI)
in fuel line
0.00’ (0.00m) 2.9 PSI
3.28’ (1.00m) 0.16 PSI
6.56’ (2.00m) 0.44 PSI
Maximum fuel intake
height S (Ft.)
At max. negative pressure
(PSI)
in the fuel tank
0.00 (0.00m) -1.5 PSI
1.64’ (0.50m) -0.88 PSI
3.28’ (1.00m) -0.29 PSI
Fig. 5 Fuel Supply
Sealing ring
Fuel Standpipe
Tank fittings
Fig. 6 Fuel Pickup from the Plastic Tank
Hole pattern
Only use a tank connector if the
fuel tank is made from metal
Fig. 7 Webasto Tank Connector
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