Husqvarna LTH120 用户手册
19
SERVICE AND ADJUSTMENTS
CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS:
•
•
Depress clutch/brake pedal fully and set parking brake.
•
Place motion control lever in neutral (N) position.
•
Place attachment clutch in “DISENGAGED” position.
•
Turn ignition key “OFF” and remove key.
•
Make sure the blades and all moving parts have completely stopped.
•
Disconnect spark plug wire from spark plug and place wire where it cannot come in contact with
plug.
plug.
TO LEVEL MOWER HOUSING
Adjust the mower while tractor is parked on level ground or
driveway. Make sure tires are properly inflated (See “PROD-
UCT SPECIFICATIONS” section of this manual). If tires are
over or underinflated, you will not properly adjust your
mower.
driveway. Make sure tires are properly inflated (See “PROD-
UCT SPECIFICATIONS” section of this manual). If tires are
over or underinflated, you will not properly adjust your
mower.
SIDE-TO-SIDE ADJUSTMENT (See Figs. 17 and 18)
•
•
Raise mower to its highest position.
•
At the midpoint of both sides of mower, measure height
from bottom edge of mower to ground. Distance “A” on
both sides of mower should be the same or within 1/4"
of each other.
from bottom edge of mower to ground. Distance “A” on
both sides of mower should be the same or within 1/4"
of each other.
•
If adjustment is necessary, make adjustment on one
side of mower only.
side of mower only.
•
To raise one side of mower, tighten lift link adjustment
nut on that side.
nut on that side.
•
To lower one side of mower, loosen lift link adjustment
nut on that side.
nut on that side.
NOTE: Three full turns of adjustment nut will change mower
height about 1/8".
•
height about 1/8".
•
Recheck measurements after adjusting.
BOTTOM EDGE
OF MOWER TO
GROUND
OF MOWER TO
GROUND
BOTTOM EDGE
OF MOWER TO
GROUND
OF MOWER TO
GROUND
A
A
FIG. 17
TO REMOVE MOWER (See Fig. 16)
Mower will be easier to remove from the right side of tractor.
•
•
Place attachment clutch in “DISENGAGED” position.
•
Move attachment lift lever forward to lower mower to its
lowest position.
lowest position.
•
Roll belt off engine pulley.
•
Remove small retainer spring, and lift clutch spring off
pulley bolt.
pulley bolt.
•
Remove large retainer spring, slide collar off and push
housing guide out of bracket.
housing guide out of bracket.
•
Disconnect anti-swaybar from chassis bracket by re-
moving retainer spring.
moving retainer spring.
•
Disconnect suspension arms from rear deck brackets
by removing retainer springs.
by removing retainer springs.
•
Disconnect front links from deck by removing retainer
springs.
springs.
•
Raise lift lever to raise suspension arms. Slide mower
out from under tractor.
out from under tractor.
IMPORTANT: If an attachment other than the mower deck
is to be mounted on the tractor, remove the front links and
hook the clutch spring onto square hole in frame.
is to be mounted on the tractor, remove the front links and
hook the clutch spring onto square hole in frame.
TO INSTALL MOWER
•
•
Raise attachment lift lever to its highest position.
•
Slide mower under tractor with discharge guard to right
side of tractor.
side of tractor.
•
Lower lift lever to its lowest position.
•
Install mower in reverse order of removal instructions.
38
42
SUSPENSION
ARMS
ARMS
RETAINER
SPRINGS
SPRINGS
RETAINER
SPRING
SPRING
ANTI-SWAY
BAR
BAR
HOUSING
GUIDE
GUIDE
FRONT
LINK
LINK
COLLAR
ENGINE
PULLEY
PULLEY
LARGE
RETAINER
SPRING
RETAINER
SPRING
CLUTCH
SPRING
SPRING
SMALL RETAINER
SPRING
SPRING
BRACKET
SQUARE
HOLE
HOLE
FIG. 16
GROUND LINE