– 43 –
PERIODIC MAINTENANCE
Item
Routine
Pre-
operation
check
Initial
Every
Remarks
1
month
6
months
12
months
Worm gear
*
9
Oil change
3
3
Drive belt
9
Check for belt condition
3
3
Transmission
9
Oil level
3
*
9
Oil leakage
3
3
Ignition system
9
Checking the spark plug
3
3
3
Motor unit
9
Electric starter working
conditions
3
3
3
3
9
Engine starting condi-
tions and abnormal
noise
3
3
3
3
*
9
Measurement of rated
engine idle and operat-
ing speed
3
3
3
9
Exhaust conditions
3
3
3
3
*
9
Compression pressure
3
*
9
Valve clearance
3
*
9
Removal of carbon from
cylinder head
After
every
125 Hrs.
Lubrication system
*
9
Oil leakage
3
9
Engine oil level
3
9
Engine oil change
3
3
Fuel system
9
Fuel leakage
3
3
*
9
Carburetor throttle valve
and choke valve condi-
tions
3
3
*
9
Carburetor adjustment
conditions
3
3
9
Fuel level
3
*
9
Fuel hose replacement
Every
4 years
Muffler
*
9
Check mounting for
looseness
3
3
*
9
Muffler condition
3
Chassis and moving
parts
*
9
Damage, including
cracks, and loose parts
3
9
Lubricating each part
3
3
3
Any troubles noticed when previously operating the
Snowblower.
3
7T0-28199-70-E0.indd 43
2019/05/01 9:23:00
Содержание YT624
Страница 2: ...7T0 28199 70_cover indd 2 2019 05 01 9 24 35 ...
Страница 41: ... 36 OPERATION 1 2 1 Auger clutch lever 2 Drive clutch lever 7T0 28199 70 E0 indd 36 2019 05 01 9 22 59 ...
Страница 76: ...YAMAHA MOTOR CO LTD PRINTED IN JAPAN 2019 05 1 E 7T0 28199 70 E0 7T0 28199 70 E0 indd 71 2019 05 01 9 23 04 ...