Nilfisk-Advance America SR 5110 P/B Manuel D’Utilisation

S31NUK5120(3)2001-04

Warning: the following interventions must be done with machine in Off condition and master key 

out. All the periodic maintenance operations must be performed by skilled personnel or 
by an authorized service centre.

Every maintenance intervention on the petrol engine must be performed in agreement with the 
engine User Manual.

Note: the battery life will depend on a good periodic maintenance (check of the level of the 

electrolyte and of battery voltage). Besides it must be taken into account that an unused 
battery is submitted to a self-discharge phenomenon. In the event that the machine is not 
used for a long time (e.g. 3 or 4 weeks) it is necessary TO RECHARGE THE BATTERY; 
infact the battery voltage MUST NEVER drop down below 20 Volt.

For SR1100: 3200 engine shaft RPM with no function working and battery voltage higher than 27 
Volt
For SR 1200: 3300 engine shaft RPM with no function working and battery voltage higher than 27 
Volt
(+) 20 hours or not more than 1 month
(++) 100 hours or not more than 8 months

Battery liquid level and voltage 
check

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Engine air filter cleaning

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Panel filter cleaning

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Engine oil level check

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Engine oil replacement

● (+)

● (++)

Engine RPM check and 
adjustment (*)

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Check the carbon brushes of all 
electrical motors and replace 
them if worn

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Belt tension

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Brake adjustment

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Filter shaker

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Nut and screw tightness

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Wear of main brush and side 
brushes

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Sealing of gaskets of filter 
compartment and of flaps

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Clean the steering chain and 
(SR 1200 - SR 5120 only) the 
traction wheels chains with gas-
oil or a proper solvent.

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