5-6
BA 50Z3/6003 en – Edition 4.3 * * 5003b510.fm
Maintenance
Bleed the fuel system in the following cases:
• After removing and fitting the fuel filter, prefilter or the fuel lines back on again
• After running the fuel tank empty
• After running the engine again, after it has been out of service for a longer period of
time.
☞
Bleed the fuel system as follows:
• Raise the control lever base.
• Remove the ignition key.
• Fill up the fuel tank.
• Turn the ignition key to the first position.
• Wait about 5 minutes while the fuel system bleeds itself automatically.
• Start the engine.
➥
If the engine runs smoothly for a while and then stops, or if it does not run smoothly:
• Stop the engine.
• Raise the control lever base.
• Remove the ignition key.
• Bleed the fuel system again as described above.
• Check for leaks after starting the engine.
• Have this checked by authorized personnel if necessary.
Fuel prefilter with water separator
Draining the fuel/water mixture:
☞
Stop the engine.
☞
Turn ball-type cock
B
to the
OFF
mark.
➥
Fuel supply is interrupted.
Check the water separator:
☞
Prepare a suitable container for collecting the fuel/water mixture.
☞
Stop the engine.
☞
Switch off ignition.
☞
Remove the ignition key.
☞
Raise the control lever base.
☞
If the red indicator ring rises to position
C
.
☞
Place a suitable container under the fuel prefilter to collect the fuel/water mixture as it
drains.
☞
Unscrew thread
A
.
➥
Fuel/water mixture drains.
➥
Wait until the indicator ring returns to the bottom of the water separator.
☞
Screw thread
A
back on again.
☞
Turn ball-type cock
B
to the
ON
mark.
➥
Fuel supply is open again.
Environment!
Thread
A
is fitted with a hose. Collect the fuel/water mixture as it drains with a
suitable container and dispose of it in an environmentally friendly manner.
Fig. 258: Fuel prefilter
A
B
C
On
Off
Summary of Contents for 50Z3
Page 35: ...BA 50Z3 6003 en Edition 4 3 5003b110 fm 1 23 Introduction Overview of safety labels ...
Page 56: ...2 16 BA 50Z3 6003 en Edition 4 3 5003b210 fm Safety instructions ...
Page 178: ...3 122 BA 50Z3 6003 en Edition 4 3 5003b340 fm Operation ...
Page 190: ...4 12 BA 50Z3 6003 en Edition 4 3 5003b410 fm Troubleshooting ...
Page 254: ...5 64 BA 50Z3 6003 en Edition 4 3 5003b560 fm ...
Page 265: ...BA 50Z3 6003 en Edition 4 3 5003b610 fm 6 11 Specifications 6 16 Dimensions model 50Z3 ...
Page 267: ...BA 50Z3 6003 en Edition 4 3 5003b610 fm 6 13 Specifications 6 17 Dimensions model 50Z3 VDS ...