Maintenance, replacement, or repair of the emission control device and systems may be performed by any
non-road engine repair establishment or individual.
• Always be sure to stop the engine before inspecting the stick edger for problems or performing
maintenance.
• Never alter the stick edger or take the engine apart.
• When replacing parts, always be sure to use only RedMax products or products which have been
certified by RedMax for use with the RedMax stick edger.
WARNING
■
BE SURE TO CHECK THE FOLLOWING BEFORE USING YOUR STICK EDGER
US-14
HEZ2450S/HEZ3050S
9. Maintenance
every
every
every
25
50
100
system/compornent
procedure
before
hours
hours
hours
note
use
after
after
after
fuel leaks, fuel spillage
wipe out
✔
fuel tank, air filter, fuel filter
inspect/clean
✔
✔
replace, if necessary
see
■
ADJUSTING
replace carburetor
idle adjusting screw
✔
IDLING SPEED (p.13)
if necessary
clean and readjust
GAP: .025in(0.6~0.7mm)
spark plug
✔
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
✔
replace if
cutting parts
✔
something's wrong
drive shaft
grease
✔
gear case
grease
✔
screws/nuts/bolts
tighten/replace
✔
✔
not adjusting screws
cutting blade
inspect/replace
✔
replace, if necessary
ENGINE
SHAFT
■
MAINTENANCE CHART
Item to be checked
Response
1
Edging mechanism
• See if attachment is loose
• Tighten screws and bolts
• Check if edges of blades are dull
• Sharpen or replace blades
2
Throttle
• Stiff and difficult to move
• Repair or replace
3
Throttle wire
• Too loose, too tight
• Adjust
• Stiff and difficult to move
• Repair or replace
4
Engine attachment
• See if fittings are loose
• Tighten fittings
5
Fuel tank
• See if attachment is loose
• Tighten screws and bolts
• See if fuel pipe is damaged
• Replace
• See if cap packing is damaged
• Replace
6
Muffler
• See if attachment is loose
• Tighten screws and bolts
7
Cutting blade
• See if damaged or worn shorter than usable
• Replace
length