English / A-15

AFTER USE

1Shake the Hopper Dust Control Filter (LL) and empty the hopper.

2Check the maintenance schedule and perform all required maintenance before storage.

3Move the machine to an indoor storage area.

4Shut down the engine according to the shut down procedures.

5Make sure the Ignition Switch (TT) is OFF and the Parking Brake (F) is engaged.

NOTE: It is safe to clean this machine with a pressure washer as long as you do not spray directly at or into electrical components. The machine should always be allowed to dry completely before each use.

TO SHUT DOWN THE DIESEL / GASOLINE ENGINE...

1Turn all controls to the OFF position.

2Raise the brooms.

3Place the Engine Speed Switch (GG) in IDLE and let the engine idle for 25 - 30 seconds.

4Turn the Ignition Key Switch (TT) OFF and remove the key. NOTE: The 4 cylinder gasoline engine will continue to run for a few seconds after switching the key to off. This is part of the proper operation of the closed loop electronic control system.

5Apply the Parking Brake (F).

TO SHUT DOWN THE PROPANE ENGINE...

1Turn all controls to the OFF position.

2Raise the brooms.

3Turn the service valve on PROPANE Tank (21) OFF.

4Run the engine until all the PROPANE is dispelled from the line (the engine will stall).

5Turn the Ignition Key Switch (TT) OFF and remove the key. NOTE: The 4 cylinder LPG engine will continue to run for a few seconds after switching the key to off. This is part of the proper operation of the closed loop electronic control system.

6Apply the Parking Brake (F).

REPORT ANY DEFECT OR MALFUNCTION NOTED DURING OPERATION TO AUTHORIZED SERVICE OR MAINTENANCE PERSONNEL.

MAINTENANCE

Make sure that the machine is kept in top shape by following the maintenance schedule closely. Repairs, when required, should be performed by your Authorized Nilﬁsk-Advance Service Center, who employs factory trained service personnel and maintains an inventory of Nilﬁsk-Advance Original Equipment Replacement Parts and Accessories.

NOTE: Refer to the Service Manual for more detail on maintenance and service repairs.

MAINTENANCE SCHEDULE

Maintenance intervals given are for average operating conditions. Machines used in severe operational environments may require service more often.

MAINTENANCE ITEM	PERFORM DAILY
Perform the “After Use” maintenance steps	X
Check parking brake	X
Check engine oil	X
*Clean main and side broom(s)	X
Check ﬁlter indicator and lights (hyd & air)	X
Check engine coolant level	X
Check hydraulic oil level	X

MAINTENANCE ITEM	15 hrs. 30 hrs. 150 hrs. 300 hrs. 1000 hrs.
*Rotate main broom	X
*Inspect/adjust brooms	X
* Check / Clean Hopper Dust Control Filter Using Method “A”	X
*Inspect broom housing skirts	X
*Inspect hopper seals	X
Clean radiator and oil cooler	X
Perform engine maintenance	X
*Inspect and grease steering spindle	X
* Check / Clean Hopper Dust Control Filter Using Method “B”	X
* Check / Clean Hopper Dust Control Filter Using Method “C”	X
Change the hydraulic “charge” oil ﬁlter	X
Change reservoir hydraulic oil	X
Flush the radiator	X
Engine fuel ﬁlter(s)	X

*See the Mechanical Repair Service Manual for detailed maintenance information of systems listed. (Sweeping, Hopper, Steering, Dust Control). NOTE: Cleaning the hopper dust control ﬁlter is not required on models using the maintenance free bag ﬁlter.

FORM NO. 56041656 - Exterra™ / SR 1900 - A-15

SR 1900 specifications

The Nilfisk-ALTO SR 1900 is a powerful and versatile scrubber dryer designed to meet the cleaning needs of various commercial environments. Known for its efficiency, durability, and advanced features, the SR 1900 is ideal for maintaining cleanliness in areas such as shopping malls, warehouses, and large retail spaces.

One of the key features of the SR 1900 is its robust cleaning performance. Equipped with a high-capacity dual brush system, the machine efficiently removes dirt and grime from all types of flooring surfaces. The adjustable brush pressure allows operators to customize the cleaning intensity based on the type of surface being cleaned, ensuring optimal results without damaging the floor.

The machine's ergonomic design is another standout characteristic. The user-friendly controls and intuitive layout allow for easy operation, even for those who are new to using scrubber dryers. The compact design ensures excellent maneuverability around tight corners and obstacles, enhancing productivity during cleaning tasks.

A notable technological advancement in the SR 1900 is its innovative water management system. This system regulates water usage, ensuring that the right amount of water is applied to the floor throughout the cleaning process. This not only conserves water but also reduces drying times, allowing foot traffic to resume quicker. Additionally, the SR 1900 features an adjustable squeegee that effectively collects dirty water, minimizing the risk of slips and falls.

The machine operates quietly, making it suitable for use in noise-sensitive environments. The low sound level means that cleaning can take place during business hours without disturbing customers or employees.

The SR 1900 is also designed with ease of maintenance in mind. Its removable tanks and accessible components simplify servicing, reducing downtime and ensuring that the machine remains in optimal working condition.

Overall, the Nilfisk-ALTO SR 1900 is an excellent choice for those looking for a reliable and efficient scrubber dryer. With its robust cleaning capabilities, ergonomic design, innovative technologies, and easy maintenance features, it stands out as a top-tier solution for cleaning professionals striving for high standards of cleanliness in demanding environments.

ENGLISH / A-15