Poulan 85-50, 96042012600 manual TO REPLACE MOTION DRIVE BELT See Fig, Service And Adjustments

SERVICE AND ADJUSTMENTS

	02966
A	A

Fig. 34

•If adjustment is necessary, see steps in Visual Adjust- ment instructions above.

•Recheck measurements, adjust if necessary until both sides are equal.

FRONT-TO-BACK ADJUSTMENT (See Figs. 35 & 36) IMPORTANT: Deck must be level side-to-side.

To obtain the best cutting results, the mower blades should be adjusted so the front tip is 1/8" to 1/2" lower than the rear tip when the mower is in its highest position.

CAUTION: Blades are sharp. Protect your hands with gloves and/or wrap blade with heavy cloth.

•Raise mower to highest position.

•Position any blade so the tip is pointing straight forward. Measure distance (B) to the ground at front and rear tip of the blade.

BB

Fig. 35

•If front tip of blade is not 1/8" to 1/2" lower than the rear tip, go to the front of tractor.

•With an 11/16" or adjustable wrench, loosen jam nut A several turns to clear adjustment nut B.

•Witha3/4"oradjustablewrench,turnfrontlinkadjustment nut (B) clockwise (tighten) to raise the front of mower, or, counterclockwise (loosen) to lower the front mower.

B

A

TIGHTEN ADJUST		LOOSEN
		ADJUST NUT
NUT B TO RAISE
		B TO LOWER
MOWER
	02950	MOWER
LOOSEN JAM NUT A FIRST

Fig. 36

NOTE: Each full turn of the adjustment nut will change mower height about 1/8".

•Recheck measurements, adjust if necessary until front tip of blade is 1/8" to 1/2" lower than the rear tip.

•Hold adjustment nut in position with wrench and tighten jam nut securely against adjustment nut.

TO REPLACE MOTION DRIVE BELT (See Fig. 37)

Park the tractor on level surface. Engage parking brake. For assistance, there is a belt installation guide decal on bottom side of left footrest.

BELT REMOVAL -

1.Remove mower (See “TO REMOVE MOWER” section in this manual).

NOTE: Observe entire motion drive belt and position of all belt guides and keepers.

2.Disconnect clutch wire harness (A).

3.Remove anti-rotation link (B) on right side of tractor.

4.Removebeltfromstationaryidler(C)andclutchingidler(D).

5.Remove belt from centerspan idler (E).

6.Pull belt slack toward rear of tractor. Carefully remove belt upwards from transmission input pulley and over cooling fan blades (F).

7.Remove belt downward from engine pulley and around electric clutch (G).

8.Slide belt toward rear of tractor, off the steering plate

(H) and remove from tractor.

BELT INSTALLATION -

1.Install new belt from tractor rear to front, over the steer- ing plate (H) and above clutch brake pedal shaft (J).

2.Pull belt toward front of tractor and roll belt around electric clutch and onto engine pulley (G).

3.Pull belt toward rear of tractor. Carefully work belt down around transmission cooling fan and onto the input pul- ley (F). Be sure belt is inside the belt keeper.

4.Install belt on centerspan idler (E).

5.Installbeltthroughstationaryidler(C)andclutchingidler(D).

6.Reinstall anti-rotation link (B) on right side of tractor. Tighten securely.

7.Reconnect clutch harness (A).

8.Make sure belt is in all pulley grooves and inside all belt guides and keepers.

9.Install mower (See “TO INSTALL MOWER” section in this manual).

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