Wacker Neuson BS 50, Repair Manual, Page: 51 / 156

Repair Engine and Upper Machine Components
wc_tx001546gb.fm
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4.12 Fuel Lines (BS 50/60/70-2, BS 65)
See Graphic: wc_gr001493
ALWAYS follow the instructions when disconnecting the fuel lines.
Failure to do so may result in fuel leaking from the fuel system.
To disconnect the fuel lines:
4.12.1 Shut off the engine by moving the throttle through the detent to the off
position (a) . The engine will stop and the fuel valve will close.
4.12.2 Open the fuel cap (b) to relieve normal operating pressure, and then
retighten it.
4.12.3 Remove the protective guard.
4.12.4 Pinch off both the fuel feed line
(c) and the vent line (d) as close to the
carburetor as possible.
4.12.5 Carefully remove the fuel lines and drain the fuel left in the fuel lines
into an approved container.
Note:
In the interests of environmental protection, place a plastic sheet
and a container under the machine to collect any liquid which drains
off. Dispose of this liquid in accordance with environmental protection
legislation.
4.12.6 After service is complete, reconnect the lines to the proper fittings.
Reconnect the fuel feed line (c) from the valve to the lower fitting and
the vent line (d) from the top of the tank to the upper fitting.
4.12.7 Replace the protective guard.
CAUTION