Sears 917.25591 Lawn Mower User Manual


 
7, V-BELT REPLACEMENT
BELT REMOVAL
The belt on this tractor is special for this application.
Always replace with the Sears belt number in the parts
list. It is not necessary to remove mower°
a, Raise hood and disconnect negative ground battery
cable.
Set parking brake (to get belt stack),
c_ Loosen (do not remove) two Engine Pulley Belt Guide
Bolts and swivel R,H. side of Belt Guide up, Tighten
LHo Bolt to hold Belt Guide in position (Fig° 53).
do Roll Belt off Enqine Pulley,
e, Roll Belt off I_V" Idler, Flat Idler and Adjustable
Idler Pulleys (Fig. 54)°
f. Pull Belt off Clutch Pulley - between Pulley and Frame
Pull Belt off Transaxle Pulley.
g, Loosen Nut "A" on R.H. outside of Frame (Fig. 56)°
BELT INSTALLATION
NOTE: THERE IS A BELT INSTALLATION DECAL
UNDER LEFT HAND FOOTREST
a, Push Belt down from Engine Pulley area_ Place back
(flat) side of Belt on Flat tdler_ (Flat Idler is next to
Frame.)
b. Place Belt on Adjustable Idler and over Clutch Pulley
"V" (narrow) part of Belt should engage Clutch Pulley,
co Place Belt around Transaxle Pulley. "V" part of Belt
should engage Transaxle Pulley,
1_, It !tvll
d Make sure V part of Belt engages Idler (Fig 54).
e, Roll Belt over Engine Pulley,
f Loosen L.H Engine Pulley Belt Guide Bolt and swivel
Belt Guide onto R_H. Bolt. Tighten LH° and R_H_ Botts
securely (Fig. 55).
g Release Parking Brake. NOTE: WHEN A NEW BELT
HAS BEEN INSTALLED, YOU MUST CHECK V-BELT
ADJUSTMENT AND BRAKE ADJUSTMENT
8_ TIRE CARE
a, Maintain tire pressure in front at 14 PSI and rear tires
at 10 PSL
b Keep tires free of gasoline, oil, or insect control chemi-
cals which can destroy rubber°
c Avoid stumps, stones, deep ruts and other hazards that
may cause tire damage.
d_ Removing front wheel for tire repair (Fig 57).
--- Block up front axle securely°
-- Remove Hub Cap, Klip Ring and Washer to allow
wheel removal
- Repair tire and reassemble° Replace Washer and snap
Klip Ring securely in axle groove Replace Hub Cap.
e, Removing rear wheel for tire repair.
o-- Block up rear axle securely
--- Remove Hub Cap and (5) Hub Bolts to allow wheel
removal.
-_- Repair tire and reassemble. Replace and tighten Hub
Bolts and Hub Cap securely.
WHEN MOUNTING TIRES, UNLESS /
BEADS ARE SEATED, OVERINFLATION
/
CAN CAUSE A FATAL EXPLOSION. /
1
"V"IDLER
ADJUSTABLE
IDLER
O O
\
\
PULLEY TRANSAXLE
PULLEY
FIGURE 54
1
3
-I
I
FIGURE 55
FIGURE 56
LOOSEN
FIGURE 53
BELT
PULLEY
- 23 -
WASHER
FIUB
CAP
KLIP RING
FIGURE 57