RedMax CHTZ2460L manual Maintenance

HTZ2460/HTZ2460L/CHTZ2460/CHTZ2460L

8. Maintenance

Maintenance, replacement, or repair of the emission control device and systems may be performed by any non-road engine repair establishment or individual.

■MAINTENANCE CHART

				Every	Every	Every
	System/components	Procedure		25	50	100	Note
			Before	hours	hours	hours
			use	after	after	after
	fuel leaks, fuel spillage	wipe out	✔
	fuel tank, air filter, fuel filter	inspect/clean	✔	✔			replace, if necessary
ENGINE	idle adjusting screw	see adjusting	✔				replace carburetor
		idling speed					if necessary
	spark plug	clean and readjust			✔		GAP : .026 in (0.65 mm)
		plug gap					replace, if necessary
	cylinder fins, intake air cooling vent	clean		✔
	muffler, spark arrester, cylinder exhaust port	clean				✔
	throttle lever, ignition switch	check operation	✔
TRIMMER	cutting parts	replace if	✔
		something’s wrong
	gear case	grease			✔
	screws/nuts/bolts	tighten/replace	✔			✔	not adjusting screws
	debris guard	make sure to attach	✔

MA1

WARNING

•Make sure that the engine has stopped and is cool before performing any service to the machine. Contact with moving cutting head or hot muffler may result in a personal injury.

■AIR FILTER

•The air filter, if clogged, will reduce the engine performance. Check and clean the filter element. If the element is broken or clogged, replace with a new one. (MA1)

MA3

.026 in

0.65 mm

•REPLACEMENT PLUG IS NGK CMR7H OR CHAMPION RZ7C.

IMPORTANT

•Note that using any spark plug other than those designated may result in the engine failing to operate properly or in the engine becoming overheated and damaged.

•To install the spark plug, first turn the plug until it is finger tight, then tighten it a quarter turn more with a socket wrench.

MA2

(1) air filter

■FUEL FILTER

•When the engine runs short of fuel supply, check the fuel cap and the fuel filter for blockage. (MA2)

TIGHTENING TORQUE:

87~121 in-lbs

(9.8~13.7 N.m.)

■INTAKE AIR COOLING VENT

WARNING

(1)

US-12

(1) fuel filter

■SPARK PLUG

•Starting failure and mis-firing are often caused by a fouled spark plug. Clean the spark plug and check that the plug gap is in the correct range. For a replacement plug, use the correct type specified by RedMax. (MA3)

MA4

•Never touch the cylinder, muffler, or spark plugs with your bare hands immediately after stopping the engine. The engine can become very hot when in operation, and doing so could result in severe burns.

•Clean the cylinder fins with compressed air or a brush. (MA4)