Nilfisk-ALTO RS 850 - Manual (Page 153)

USER MANUAL ENGLISH
RS 850 33014576(4)2008-02 A 39
ENGINE COOLANT LEVEL CHECK
Engage the parking brake (13, Fig. E).
Turn the ignition key (24, Fig. D) to OFF position and remove it.
With a suitable ladder, reach the coolant tank (5, Fig. G).
WARNING!
The coolant line is pressurized; do not perform any check until the engine has cooled down and, even if the
engine is cold, the tank plug (2, Fig. AL) must be opened with extreme care.
Check that the coolant level in the tank (1, Fig. AL) is between the minimum and maximum marks, as shown in the diesel
engine Manual. If necessary, unscrew the plug (2) and top up.
Coolant components:
50% of AGIP antifreeze
50% of water
After top up, tighten the plug (2, Fig. AL).
ENGINE FUEL FILTER REPLACEMENT
Engage the parking brake (13, Fig. E).
Turn the ignition key (24, Fig. D) to OFF position and remove it.
Open the right under-cab lid (31, Fig. G) by disengaging the fastener (32) with the supplied key.
Open the right side lower lid (34, Fig. G) by disengaging the fastener (35) with the supplied key.
Replace the fuel fi lter (1, Fig. AK) as shown in the diesel engine Manual.
Perform steps 3 to 5 in the reverse order.
CAB AIR FILTER REPLACEMENT
Empty the hopper (7, Fig. G); if it contains a small quantity of waste, it is not necessary to dump it.
Drive the machine on a solid and level ground, then engage the parking brake (13, Fig. E).
Lift the hopper (7, Fig. G), according to the procedure shown in the relevant paragraph.
Turn the ignition key (24, Fig. D) to OFF position and remove it.
To avoid that the hopper lowers by accident, install the lifted hopper support rods (3, Fig. F), according to the instructions
shown on the relevant paragraph.
Open the left side upper lid (9, Fig. G) by disengaging the fastener (10) with the supplied key.
With a suitable ladder, loosen the screw (1, Fig. AN) and turn the retainer (2).
Remove the cab air fi lter (1, Fig. AO).
Install the new fi lter (1, Fig. AO) with the arrows (2) pointing in the direction of the air fl ow (upwards).
Perform steps 3 to 7 in the reverse order.
WHEEL REPLACEMENT
Preliminary operations
Turn the ignition key (24, Fig. D) to OFF position and remove it.
Engage the parking brake (13, Fig. E).
Check that the machine cannot move with one wheel lifted (the parking brake operates only on the front wheels). If necessary
keep the machine stationary by placing wedges on the wheels contacting the ground.
Remove the wheel according to the following procedure.
Front wheel removal/installation
Open the right side upper lid (28, Fig. G) by disengaging the fastener (29) with the supplied key.
Unscrew the knobs (38, Fig. F) and remove the machine lifting bracket (37).
Near the wheel to be removed (1, Fig. AQ), place the lifting bracket (2) on the bosses (3) of the machine frame as shown in the
fi gure, then secure it with the split pin (4). Place a jack (5) under the bracket (2), as shown in the fi gure.
Loosen tyre nuts before jacking.
WARNING!
The jack (5, Fig. AQ) is not part of the machine equipment. Use a suitable jack with a minimum lifting capacity of
4,410 lb (2,000 kg).
Activate the jack (5, Fig. AQ) carefully, and lift the wheel (1) until it is slightly detached from the ground.
Unscrew the mounting nuts and remove the wheel (1, Fig. AQ).
Install the wheel (1, Fig. AQ) by performing steps from 5 to 9 in the reverse order.
Wheel mounting nut tightening torque: 295 lb·ft (400 N·m).
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