Technical data

Fuel supply Air Top 2000 ST
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7.4.1. Connecting two pipes with a hose
The correct procedure for connecting fuel lines with hosing is shown in Fig-
ure 13.
Ensure that there are no leaks.
Fig. 13: Pipe / hose connection
Clip
Bubble
Correct
Wrong
Bubble
7.5. Metering pump
The metering pump is a combined delivery, metering and shut-off system
and is subject to certain installation criteria (see Figures 8, 14 and 15).
Fig. 14: Metering pump DP 2 with damper
Installation position
Air Top 2000 ST 12 V - petrol
Preferably
15° - 90°
Installation posi-
tion of damper
Metering
pump
Fig. 15: Metering pump DP 30.2
Installation position
Air Top 2000 ST
12 V and 24 V - diesel
Installation
position of
damper
Horizontal installation
7.5.1. Installation location
The metering pump must be installed in a cool place as close as possible to
the tank (see Figure 8). The maximum ambient temperature must not ex-
ceed +20 °C for petrol heaters at any time during operation.
The metering pump and fuel lines must not be installed within range of the
radiated heat from hot vehicle parts. A heat shield must be used if neces-
sary.
AT2000ST_Installation_Instructions.book Page 54 Wednesday, May 29, 2013 12:54 PM