HONDA HS520AS - Manual (Page 23)

SERVICING YOUR SNOWTHROWER
21
MAINTENANCE SCHEDULE
(1) Service every 10 hours or daily when used under extremely harsh
conditions, or if used commercially.
(2) These items should only be serviced by an authorized Honda
servicing snowthrower dealer unless you are mechanically
proficient and have the proper tools.
Failure to follow this maintenance schedule could result in
non-warrantable failures.
REGULAR SERVICE PERIOD Before
each
use
First
25
hours
Every year Every
150
hours
See
page
ITEM
Perform at every
indicated interval Before
operation
Before
storage
Engine oil
Check O 23
Change O O (1) 24
Spark plug
Check-Adjust O (1) O
25 Replace O
Auger clutch
lever freeplay
Check-Adjust O 27
Auger paddles Check O 28
Scraper blade Check-Adjust O O (1) 29
Fuel tank and
carburetor
Drain O 32
Moving parts Apply oil O 33
Engine speed Check-Adjust O(2)
Shop
manual
Fuel filter Check O(2)
Shop
manual
Fuel line Replace Every 2 years (2)
Shop
manual
Valve
clearance
Check-Adjust O(2)
Shop
manual
Combustion
chamber
Clean After every 250 hours (2)
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manual