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Service and adjustments, Tractor – Poulan 178249 User Manual

Page 21

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21

BOTTOM EDGE
OF MOWER TO
GROUND

BOTTOM EDGE

OF MOWER TO

GROUND

A

A

GROUND LINE

FIG. 23

FIG. 24

LIFT LINK
ADJUSTMENT NUT

SUSPENSION ARM

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.

TRACTOR

TO REMOVE MOWER (See Fig. 22)

Place attachment clutch in “DISENGAGED” position.

Turn height adjustment knob to lowest setting.

Lower mower to its lowest position.

Remove retainer spring holding anti-swaybar to chassis
bracket and disengage anti-swaybar from bracket.

Remove retainer springs from suspension arms at deck
and disengage arms from deck.

Raise attachment lift to its highest position.

Remove two retainer springs from each front link and
remove links.

Slide mower forward and remove belt from electric
clutch pulley.

Slide mower out from under right side of tractor.

IMPORTANT: IF AN ATTACHMENT OTHER THAN THE
MOWER DECK IS TO BE MOUNTED ON THE TRACTOR,
REMOVE THE FRONT LINKS.

TO INSTALL MOWER

Follow procedure described in “INSTALL MOWER AND
DRIVE BELT” in the Assembly section of this manual.

TO LEVEL MOWER HOUSING

Adjust the mower while tractor is parked on level ground or
driveway. Make sure tires are properly inflated (See
“PRODUCT SPECIFICATIONS” section of this manual). If
tires are over or underinflated, you will not properly adjust
your mower.

SIDE-TO-SIDE ADJUSTMENT (See Figs. 23 and 24)

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.

If adjustment is necessary, make adjustment on one
side of mower only.

To raise one side of mower, tighten lift link adjustment
nut on that side.

To lower one side of mower, loosen lift link adjustment
nut on that side.

NOTE: Three full turns of adjustment nut will change
mower height about 1/8".

Recheck measurements after adjusting.

RETAINER
SPRINGS

LIFT
LINKS

RETAINER
SPRING

ADJUSTMENT
NUTS

SUSPENSION
ARMS

FRONT MOWER
BRACKET

RETAINER
SPRINGS

FRONT
LINKS

FRONT MOWER
BRACKET

CHASSIS
BRACKET

ANTI-SWAY
BAR