Snapper 1691525 manual Clearance

7 . Install new arbor pulley(D, figure 8) with hubdown. Use new 7/ 16-14 x 2-l/4 capscrew and washers removed in step 2. Torque to 55 to 60 ft. Ibs. Use wood block to prevent blade from turning. It may be necessary to add washer(s) (two provided) under- neath the new pulley to properly align brake pad and bottom groove. Refer to figure 9C.

8.Slip the mower drive belt onto the lower groove of the new pulley (D. figure 8). With the belt engaged. adjust the belt stops l/S” from belt. Tighten the hardware.

9.If mower is equipped with blade brake, adjust the brake after installing new double groove pulley as follows:

a.Engage the PTO lever. Be sure that mower drive belt tension is correctly adjusted (see Operator’s Manual).

b.Inspect the brake pad (A, figure 9C) to V-pulley

(B) clearance.~	With PTO engaged,	clearance
should be l/ I6	inch as shown in tigure	9C.	’

C. If adjustment is required. turn adjusting nuts (A, figure 9D) until proper clearance is reached.

Figure 9C.	6. Bottom Groove Double Pulley
A. Brake Pad	C. Washers (If Required)

igure 9D.

A. Blade Brake Adjustment Nuts

IO. The baffle (E, figure 10) is installed in the blower housing for use with 42” mower. For use with 48” mower, remove the baffle and install in hole marked

48”.

Figure		10.
A. Blower Drive Belt ,
B. Idler		Pull&	E. Baffle
c.	Spacer		F. Driven Pulley
D.	Belt	Guide	G. Notch

NOTE

On 42” and 48” mowers, the capscrew installed in next step is used in the hole occupied by a screw held in place by a retaining nut. (This screw secured the right-front corner of the arbor cover.) Remove this screw from mower deck by tapping out with a hammer or prying off the retaining nut.

II.Install the belt ccwer (B, figure II) with hardware shown. Items E through M. (Figure I I shows blower housing but it is not installed at this point of the procedure.)

12.Install wing nut (N, figure II) as follows:

a.Remove existing hardware from front end of stone guard.

b.From inside deck. install new 5/ 16-18 x 2-l/4 carriage bolt (F. figure 12). Then install the cup (A, figure 12), 5/ 16 lockwasher (B), and 5/ 16 nut

(C). Tighten the nut.

c.Thread the wing nut (D) far enough onto the screw so that the 5/ 16 locknut(E) can be threaded on flush with the end of screw.