Operating Instructions

BATTERY MACHINE OPERATION

Charge the batteries after operating the machine. See the battery charging instructions in this manual. Use the pre-start checklist and follow the service chart for daily check points. Read and follow the safety precautions to assure safe, trouble free operation.

WARNING

Lead acid batteries generate gases which can cause an explosion. Keep sparks and flames away from batteries.

NO SMOKING. Charge batteries only in area with good ventilation and always leave the top cover open while charging batteries. Do not disconnect the charger from the batteries before disconnecting the AC power cord. Disconnecting the battery cable with the charger plugged in could cause an explosion.

WARNING

Always wear eye protection and protective clothing when working near batteries. Remove all jewelry. Do not put

tools or other metal objects across the battery terminals, or the tops of batteries.

GAS/LP MACHINE OPERATION

See the LP instructions in this manual for fueling and service instructions on the LP fuel system and replace- ment of tanks. Use the pre-start checklist and follow the service chart for daily check points. Read and follow the safety precautions to assure safe, trouble free operation. Gasoline powered machines use regular grade un- leaded gasoline. Turn the engine off before dispensing fuel into the gasoline powered machine.

WARNING

To prevent possible fire. Never fill fuel tank while the engine is running. Always be sure gasoline container and

sweeper are electrically grounded before dispensing gas. This can be done by permanently attaching an insulated

wire with a battery clip on the end to the gasoline container.

WARNING

All internal combustion engines give off harmful fumes and gases while running. Do not start or run the engine in an enclosed area where the exhaust gases can accumulate. Avoid breathing these gases as they contain poison- ous carbon monoxide which can endanger your health or life if inhaled steadily for even a few minutes.

WARNING

Check for gas odor before and during starting operations. If gas odor is noticed, stop and check for leaks or

component malfunctions in the fuel system. Check fuel supply hoses for proper connection and signs of abrasion.

Do not start engine when gas odor is present.

WARNING

Keep cigarettes, sparks and open flame away when working on LP equipment, use caution when inspecting for

gas leaks or when LP tanks are present.

WARNING

Do not run engine in an enclosed area. exhaust gases contain carbon monoxide, an odorless and deadly poison.

Do not operate the engine without adequate ventilation.

1-14	American-Lincoln
	91 WS

91WS specifications

The Nilfisk-ALTO 91WS is a state-of-the-art waste water vacuum system, designed to tackle both outdoor and indoor cleaning tasks across various industries. This versatile machine is particularly renowned for its impressive suction power, allowing for the effective removal of liquid waste, sludge, and debris in less time and with minimal effort.

One of the key features of the 91WS is its robust construction. Designed with durability in mind, the vacuum has a sturdy chassis and components that are resistant to wear and tear, making it ideal for demanding environments such as construction sites and heavy industry. The unit is also equipped with large wheels, ensuring ease of mobility even when fully loaded.

The 91WS incorporates advanced technology to enhance its performance. Its powerful motor delivers strong suction capabilities, while the innovative filtration system effectively separates solids from liquids, preventing clogging and maintaining optimal efficiency. The vacuum's advanced design also allows for quick and easy emptying, minimizing downtime and boosting productivity.

Another significant characteristic of the Nilfisk-ALTO 91WS is its user-friendly interface. Operators will appreciate the intuitive controls that make it simple to adjust settings and monitor performance. The vacuum is designed for easy maintenance; access to key components is straightforward, ensuring that servicing is efficient, and the machine continues to operate at peak capacity.

The 91WS also features multiple attachment options, allowing users to customize the machine for specific tasks. Whether it's cleaning up after spills or managing waste disposal, the versatility of the attachments ensures that it can handle various cleaning challenges with ease.

Safety is paramount in any industrial environment, and the Nilfisk-ALTO 91WS is designed with several safety features. The integrated float system prevents overflow, and the durable construction of the vacuum ensures that it can withstand rigorous use without posing risks to the operator.

In summary, the Nilfisk-ALTO 91WS is a powerful and versatile waste water vacuum that excels in demanding situations. With its strong performance, advanced technologies, and user-friendly features, it is an ideal solution for any business looking to optimize their cleaning processes while ensuring safety and efficiency.