Section 4 — Maintenance

Guardian Liquid-cooled 40 kW Generator

4.12 SERVICE SCHEDULE

ATTENTION: It is recommended that all service work

be performed by your nearest Generac/Guardian Authorized Dealer.

 

SYSTEM/COMPONENT

 

PROCEDURE

 

FREQUENCY

 

 

X = Action

Inspect

Change

Clean

W = Weekly

 

 

R = Replace/Adjust as Needed

 

 

 

M = Monthly

 

 

* = Notify Dealer

 

 

 

Y = Yearly

 

 

if Repair is Needed.

 

 

 

H = Hours

 

 

FUEL

 

 

 

 

 

 

Fuel lines and connections*

X

 

 

EVERY 3 M

 

 

LUBRICATION

 

 

 

 

 

 

Oil level

X

 

 

M

 

 

Oil

 

X

 

FIRST 9 H,

 

 

 

 

 

 

 

EVERY 150 H / 6 M

 

 

Oil filter

 

X

 

FIRST 9 H,

 

 

 

 

 

 

 

EVERY 150 H / 6 M

 

 

Oil line leakage*

X

 

 

100 H

 

 

COOLING

 

 

 

 

 

 

Engine cooling system*

X

 

 

M

 

 

Coolant

 

X

 

Y

 

 

Enclosure louvers

X

 

X

W

 

 

EXHAUST

 

 

 

 

 

 

Exhaust system

X

 

 

EVERY 3 M

 

 

Retorque Exhaust Manifold*

X

 

 

FIRST 100 H AND

 

 

 

 

 

 

 

EVERY 800 H

 

 

BATTERY

 

 

 

 

 

 

Charge and condition

X

R

X

EVERY 3 M

 

 

FAN BELT

 

 

 

 

 

 

Tension and condition*

 

X

R

 

EVERY 3 M

 

 

ENGINE

 

 

 

 

 

 

Retorque cylinder head*

X

 

 

FIRST 100 H AND

 

 

 

 

 

 

 

EVERY 800 H

 

 

Retorque intake manifold*

X

 

 

FIRST 100 H AND

 

 

 

 

 

 

 

EVERY 800 H

 

 

Starter motor*

X

R

 

EVERY 500 H

 

 

DC alternator*

X

R

 

EVERY 500 H AND Y

 

 

Air cleaner*

X

R

 

EVERY 500 H

 

 

Compression*

X

 

 

EVERY 800 H

 

 

Valve clearance*

X

R

 

EVERY 800 H

 

 

Governor*

X

R

 

Y

 

 

Safety devices*

X

R

 

EVERY 6 M

 

 

Spark plugs

X

R

 

500 H AND Y

 

 

Ignition system*

X

R

 

EVERY 3 M

 

 

GENERAL

 

 

 

 

 

 

Overall condition

X

 

X

M

 

 

Exercise system

 

 

 

W

 

 

COMPLETE TUNE-UP*

TO BE COMPLETED BY A GENERAC/

Y

 

 

 

 

GUARDIAN AUTHORIZED DEALER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Generac® Power Systems, Inc. 19

 

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Generac 004373-3, 004626-2, 004373-3 , 004626-2 owner manual Service Schedule, SYSTEM/COMPONENT Procedure Frequency

004373-3, 004626-2, 004373-3 , 004626-2 specifications

Generac is a leader in the power generation industry, known for its reliable and innovative products. Among its extensive range of offerings, two models stand out: the Generac 004373-3 and the 004626-2. These models represent the cutting edge of home standby generators.

The Generac 004373-3 is designed to provide seamless power during outages, ensuring that homes remain comfortable and functional. One of its main features is the automatic transfer switch, which detects a power outage and activates the generator within seconds. This automatic response eliminates the need for manual intervention, allowing homeowners to go about their lives without interruption.

This model is equipped with a durable engine that runs on liquid propane or natural gas, providing flexibility depending on the availability of fuel sources. The 004373-3 has an impressive power output, capable of powering essential household appliances, including refrigerators, heating systems, and lights. Its compact design allows for easy installation, making it suitable for a variety of home sizes.

On the other hand, the Generac 004626-2 also focuses on providing reliable power but with additional advanced features. One of its key characteristics is the True Power Technology, which delivers clean and stable power, making it ideal for sensitive electronics and appliances. This feature is crucial for households that rely on digital devices, protecting them from fluctuations that could potentially cause damage.

Additionally, the 004626-2 comes with a user-friendly control panel that allows for easy monitoring and adjustments. The model also incorporates Smart Management Technology, which enables users to manage their power consumption effectively. This technology allows homeowners to prioritize the most critical circuits, ensuring essential services remain operational during outages.

Both models emphasize ease of maintenance, with a design that facilitates access to components for servicing. Generac generators are known for meeting high standards of quality, ensuring reliability and longevity. With their advanced technologies and robust features, the Generac 004373-3 and 004626-2 provide peace of mind, allowing homeowners to remain connected and powered, no matter the circumstances. Whether for unexpected outages or planned maintenance, Generac continues to set the standard in home power solutions.