HAKO Citymaster 650 Operating Manual page 144

Attachments and Options
Fig. 149:
A
Fig. 150:
50
B
Fig. 151:
A
Fig. 152:
144
Cleaning the suction mouth
1. Lock the sweeping unit with the transport protection device, see
page 134. Drive the vehicle to a suitable cleaning place.
2. Select the A menu in the multifunction display with the turn-push knob.
Switch the suction fan on in the suction fan menu item.
3. Push a water hose into the suction mouth Fig. 149-84 and loosen the
dirt with the water jet. The dirt is drawn with the water into the dirt
hopper.
4. Empty the dirt hopper, see page 143.
In the case of heavy soiling, dismantle and clean the suction mouth, see
page 127.
84
Cleaning the suction fan
1. Lock the sweeping unit with the transport protection device, see
page 134. Drive the vehicle to a suitable cleaning place.
2. Connect a water hose to the water connection Fig. 150-A of the dirt
hopper.
3. Push the Hako button Fig. 8-71 and let the water be drawn as required
by the suction fan into the dirt hopper.
4. Open the lid of the dirt hopper and raise the dirt hopper up to the end
stop with the button Fig. 8-74 and drain off the water taken up!
Cleaning the sieve filter reducing piece
In the driver's cab under the driver's seat behind the cover plate
Fig. 151-50 are located the sieve filter Fig. 151-A and the reducing piece
Fig. 151-B of the water pump. Unscrew the filter housing, check the sieve
filter and the reducing piece for openness and clean if necessary.
A
Cleaning spray nozzles and ball valve filter
The spray nozzles Fig. 152-A for the rotating brushes are located on the
sweeping unit. A ball valve filter is located in the filter holder Fig. 152-B in
front of a distributor. Dismantle and clean the spray nozzles and ball valve
filter.
B
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