Part No. SCAZ037886 8.6.00
20
E&OE
Merlin and Magnum Hydrostatic
Operating Instructions
CNG IVECO with Allison gearbox - Engaging and disengaging hydrostatic drive
Engine ON and air tanks full before attempting to engage hydrostatic drive mode.
The hydrostatic gearbox will not engage unless the vehicle is stationary.
Engage hydrostatic drive
1. Switch on the hazard warning beacons.
2. Stop the vehicle, apply the parking brake,
3. Press neutral button ‘
N
’ on the Allison transmission selector.
4. Keep brake pedal pressed, this will keep engine revs at tick over.
5. Select hydrostatic mode using the sweep mode switch
.
6. Ensure that you are in hydrostatic mode, this symbol
should not be flashing on the LCD monitor.
7. Keep brake pedal pressed so engine revs are below 900rpm.
8. Press the drive button ‘
D
’ on the Allison transmission selector.
9. On the dash gear
4
will show.
If the gear
4
is flashing on the dash then the Allison gearbox has not engaged.
Press the sweep mode switch
to disengage hydrostatic mode.
Repeat process from step 3.
10. Hydrostatic drive is established when the gear 4 on the dash is not flashing.
Sweeper is now in hydrostatic drive mode and you can prepare for sweeping.
Disengage hydrostatic drive
1. Stop the vehicle, apply the parking brake.
2. Press the brake pedal to lower the engine revs.
3. When engine revs are below 900rpm, press the neutral button ‘
N
’ on the Allison transmission selector.
4. Press the sweep mode switch
and
will show on the LCD monitor.
Sweeper is now in normal drive mode and you can prepare for transit driving.
M