Generac Power Systems Find the Nearest Generac Dealer and Check Your Portable Generator's Service Schedule

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