To replace mower drive belt – Craftsman 917.273062 User Manual

Page 25

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* If adjustment is necessary, make

adjustment on one side of mower oniy.

* To raise one side of mower, tighten lift

Sink adjustment nut on that side.

* To lower one side of mower, loosen lift

link adjustment nut on that side.

NOTE; Each full turn of adjustment nut
will change mower height about 3/16".
® Recheck measurements after adjust­

ing.

Bottom Edge of
Mower to Ground

Bottom Edge of

Mower to Ground

a

I

r

j I I

i

_____

\ j

—GROUND LINE

— ^

J

a

FRONT-TO-BACK ADJUSTMENT

IMPORTANT: Deck must be level side-to-
side. If the following front-to-back
adjustment is necessary, be sure to adjust
both front links equally so mower will stay

level side-to-side.

To obtain the best cutting results, the

mower housing should be adjusted so

the front is approximately 1/8" to 1/2"

lower than the rear when the mower is in
its highest position.

Check adjustment on right side of tractor.

Measure distance “F” directly in front of

and behind the mandrel at bottom edge
of mower housing as shown.
• Before making any necessary adjust­

ments, check that both front links are

equal in length.

• If links are not equal in length, adjust

one link to same length as other link.

• To lower front of mower housing,

loosen nut “G” on both front links an
equal number of turns.

• W hen distance “F” is 1/8" to 1/2" lower

at front than rear, tighten nut “H”
against trunnion on both front links.

• To raise front of mower housing, loosen

nut “H” from trunnion on both front links.

Tighten nut “G” on both front links an

equal number of turns.

• W hen distance “F” is 1/8" to 1/2" lower

at front than rear, tighten nut “H”
against trunnion on both front links.

NOTE:

Each full turn of nut “G” will

change dim. “F" by approximately 3/8".
• Recheck side-to-side adjustment.

Mandrel

Both Front Links Should be Equal in Length

Nut “G”

TO REPLACE MOWER DRIVE BELT

MOW ER DRIVE BELT REMOVAL

1. Park tractor on a level surface.

Engage parking brake.

2. Remove screws from L.H. mandrel

cover and remove cover.

Roll belt over the top of L.H. mandrel
pulley.

Remove belt from electric clutch

pulley.

Remove belt from idler pulleys.
Remove any dirt or grass clippings

which may have accumulated around
mandrels and entire upper deck
surface.
Check primary idler arm and two
idlers to see that they rotate freely.

Be sure spring is securely hooked to

primary idler arm and bolt in mower
housing.

MOW ER DRIVE BELT INSTALLATION

9. Install belt in both idlers. Make sure

belt is in both belt keepers at the idlers
as shown.

10. Install new belt onto electric clutch

pulley.

11 .Roll belt into upper groove of L.H.

mandrel pulley.

12. Carefully check belt routing making

sure belt is in the grooves correctly
and inside belt keepers.

13. Reassemble L.H. mandrel cover.

3.

5.

6

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7.

8

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