Briggs & Stratton 277110TRI, 520000, 580000 WARNING, WARNING, Add Oil, WARNING:, Remove Oil, Maintenance Chart, How To Check Coolant, Change The Oil Filter, H w To Change The Oil - Figure, Add Oil

Severe thermal burns can occur on contact.

Combustible debris, such as leaves, grass, brush, etc. can catch fire.

• Allow muffler, engine cylinder and fins o cool before touching.

• Remove accumulated debris fr m muffler area and cylinder area.

• It is a violati n f Calif rnia Public Resource Code, Section 4442, to use or operate the engine n any f rest-c vered, brush-covered, or grass-covered land unless the exhaust system is equipped with a spark arrester, as defined in Section 4442, maintained in effective working order. Other states or federal jurisdictions may have similar laws. Contact the original equipment manufacturer, retailer, or dealer to obtain a spark arrester designed for the exhaust system installed on this engine.

Inspect the muffler for cracks, corrosion, or other damage. Remove the spark arrester, if equipped, and inspect for damage or carbon blockage. If replacement parts are required, make sure to use only original equipment replacement parts.

• Check valve clearance H

Maintenance Chart How To Check Coolant

Important: This is a liquid cooled engine. A 50/50% coolant mixture of phosphate-free

Every 8 Hours or Dailyantifreeze and tap water is required for cooling, rust resistance, and lubrication of the water pump.

•Check engine oil level•Check coolant level

First 50 Hours (initial Break-In)			WARNING
• Change engine oil *			Severe thermal burns can occur by escaping steam or hot coolant.
Every 100 Hours
• Check fan belt tension
•	Clean radiator	•	DO NOT remove radiator cap or reservoir cap if e gi e is warm or ru i g.
•	Clean air filter
		•	Stop engine and allow it to cool before removing radiator cap or reservoir cap
• Check muffler and clean spark arrestor (if equipped)
			and before changing or adding coolant.
Every 150 Hours
• Change engine oil *		1. Check the coolant level. The coolant level must be between the FULL and LOW, or
			ADD, marks on the coolant reservoir. If he c lant level s l w, add a 50/50%
•	Replace oil filter
			coolant mixture of phosphate-free an freeze and ap water to the reservoir.
Every 600 Hours or Annually		2.	To remove the reservoir cap after eng ne s cool, place a thick cloth over the reservoir
•	Replace air filter		cap. Slowly turn the reservoir ap		oun er lo kw se o remove.
		3.	If the reservoir is dry, add	oolant	o bo h he reservoir and to the radiator. See the
• Check valve clearance H
			equipment manual for lo ation, operation, and maintenance of the coolant reservoir
• Replace fuel filter Y
			and of the radiator.
Every 1500 Hours		4.	To remove the radiator cap after engine is ool, place a thick cloth over the radiator
			cap. Slowly turn the radiator cap co nterclockwise to the first stop. If pressurized
• Check injection nozzles z			steam escapes from the cap, stand back to avoid injury. After all pressure is
			release , push own and	rn the radiator cap counterclockwise to remove.
Annually		Reproduction

•Change engine oil *•Replace oil filter

•	Change coolant	H w To Change The Oil - Figure 2		3
• Check fan belt tension		Used il is a hazard us waste	and must be disposed of properly. Do not discard
•	Clean radiator
		with household waste. Check with your local authorities, service center, or dealer for safe
•	Check muffler and clean spark arrestor (if equipped)
		dis osal/ ecycling facilities.

•Replace air filter•Replace fuel filter YRemove Oil

* Service more often when operating under heavy load or in high temp rature.			1.	Remove the oil drain plug (G, Figure 3). Drain the oil into an approved container.
Y	Follow the manufacturer’s maintenance schedule if non-Briggs & Stratton part is		2.	After the oil has drained, install and tighten the oil drain plug.
	used.
z Service must be performed by an authorized DENSO dealer.			Change The Oil Filter
H Not required unless engine performance problems are noted.
			For replacement intervals, see the Maintenance chart.
			1.	Drain the oil from the engine. See Remove Oil section.
Inspect Muffler And Spark Arrester			2.	Remove the oil filter (H, Figure 3) and dispose of properly.
			3.	Before you install the new oil filter, lightly lubricate the oil filter gasket with fresh,
				clean oil.
		WARNING	4.	Install the oil filter by hand until the gasket contacts the oil filter adapter, then tighten
		Running engines produce heat. Engine parts, especially muffler,		the oil filter 1/2 to 3/4 turns.
			5.	Add oil. See Add Oil section.
		become extremely hot.

WARNING: Replacement parts must be the same and installed in the same position as the original parts or fire could result.

Add Oil

•Place engine level.

•Clean the oil fill area of any debris.•See the Specifications section for oil capacity.1.Remove the dipstick (A, Figure 2).2.Remove the oil fill cap (J).

3.Pour the oil slowly into the engine oil fill (C). Do not overfill. Important: When adding oil, adequate venting is required as follows:

•Remove the dipstick.

•Make sure adequate clearance (D) is maintained between the oil fill device (E) and the engine oil fill (C). See Figure 4.

4.Install and tighten the oil fill cap.

NOTICE: Before starting the engine, wipe the engine clean of any spilled oil.

5.After adding oil, install the dipstick. Start and run engine at idle for five minutes. Check for leaks. Shut off engine. Wait three minutes and check oil level. If required, add oil to bring oil level to the FULL mark (B) on the dipstick (Figure 2).

6.Install the dipstick.

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