During Use - Nilfisk-ALTO SDV 4500 Operating Instructions Manual

Operating Procedure cont....
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11. The handle controls are now active.
•
The red trigger on the hose handle will release steam when pressed.
•
The red button on the side of the handle will lock the steam trigger in the off position.
•
Pressing the left hand switch on top of the handle will activate the vacuum.
•
Pressing the right hand momentary switch located on the top of the handle will
activate the detergent pump. Hold the switch as long as you need to dispense the
detergent. Releasing the switch will stop the detergent supply.
12. The steam output can be adjusted by the steam control knob (Number 3 Diagram A)
13. Choose and fit the required accessory (Diagram C) to the hose handle. Lock the accessory in
place by turning the accessory locking clip.
!! When changing accessories during use please note these will be hot.

During Use

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Cold Water Tank Empty(Number 1 Diagram A)
1. Refill the cold water tank when the refill cold water LED (Number 15 Diagram B) is illuminated.
A buzzer will sound and the steam will no longer come out of the nozzle when the steam switch
on the handle is pressed.
2. Always empty the collection tank each time the cold-water tank is refilled.
3. The pumps will not work when the cold-water tank is empty.
4. Once the cold water refill LED is illuminated the boiler heater will remain on for 30 minutes. If the
cold-water tank is not refilled within 30 minutes and the machine is left powered on the boiler
heater will switch off.
Detergent Tank Empty (Diagram A)
1. If the detergent does not come out of the nozzle when the detergent switch on the handle is
pressed, refill the detergent tank (Diagram A)
Collection Tank Full (Number 4 Diagram A)
1. Always empty the collection tank each time the cold-water tank is refilled
2. The pitch of the motor noise changes and there is no suction at the nozzle
3. Switch off the machine, empty the collection tank and rinse clean
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