Craftsman 254880 Instruction Manual page 50

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To replace belts
The auger and traction drive belts are not adjustable. If the belts are damaged
or begin to slip from wear, they should be replaced. It is recommended that
the belt(s) be replaced by a qualified service center.
NOTE: It is recommended that both the auger and traction drive belt be
replaced at the same time.
The V-belts on your snow thrower are of special construction and should
be replaced by original equipment manufacturer (OEM) belts available from
your nearest dealer. Using other than OEM belts can cause personal injury
or damage to the snow thrower.
_ WARNING: replacement requires separation snow
Belt
of
the
thrower. While separating the auger housing (1) from the frame as-
sembly (2), it is important that an assistant stand in the operating
position and hold the snow thrower handles (3). Serious personal
injury and/or damage to the unit could occur if the snow thrower
should fall during the belt changing process.
1. REMOVE GASOLINE FROM FUEL TANK - Drain gasoline from fuel
tank into a suitable container, outdoors, away from fire or flame. Wipe
up any spilled gasoline.
2. REMOVE DISCHARGE CHUTE- Loosen lock nut securing chute rotator
head to mounting bracket only enough to allow chute rotator head to be
raised and discharge chute to be removed from snow thrower.
3. REMOVE BELT COVER - See "TO REMOVE BELT COVER" in this
section of this manual.
4. REMOVE ENGINE PULLEY (A) - Remove bolt (B), flat washer (D)
securing pulley to engine crankshaft. Remove outside (auger) pulley
(A) only from crankshaft.
5. SEPARATE SNOW THROWER - With your assistant standing in the
operating position holding the handles, remove the two bolts (F) and
lock washers (G) holding auger housing (1) and frame (2) together.
_ ARNING: As the last bolt is removed, have your assistant care-
fully lower the handles down to the ground.
6. REMOVE AUGER BELT (H) from around pulley (E).
7. RELIEVETENSION ON TRACTION DRIVE BELT IDLER (J) and remove
traction drive belt (K) from around pulleys.
HINT."Insert a 3/8" drive ratchet (in the "ON" position) into the square hole in
idler arm (J) and rotate ratchet clockwise to relieve tension.
8. With tension relieved on idler, install new traction drive belt around pul-
leys and inside belt keepers (L).
9. Place auger belt (H) around and inside groove of auger pulley (E)
only.
10. While your assistant slowly raises handles to rejoin the auger housing and
frame assembly, pull up on the auger belt and squeeze sides together
above pulley so belt is fully seated in groove of pulley (E).
11. Move idler arm so it does not hit impeller pulley as you bring snow thrower
completely together and check carefully for proper routing of belts. If
auger belt has become dislodged from the pulley (by catching the idler
arm bracket (M) while bringing snow thrower together), separate the
snow thrower and repeat step 12. Belt must be fully seated in pulley
groove when bringing the snow thrower together.
12. Install the two hex bolts (F) and lock washers (G) and tighten secure-
ly.
13. INSTALL ENGINE PULLEY (A) - Place belt in pulley groove and slide
pulley on crankshaft. Install flat washer, bolt and tighten securely (30-35
ft. Ibs. / 41-47 N-m torque). Make sure belt is inside belt keeper (L).
14. INSTALL BELT COVER and two (2) screws. Tighten securely.
15. INSTALL DISCHARGE CHUTE - See "INSTALL DISCHARGE CHUTE
/ CHUTE ROTATER HEAD" in the Assembly section of this manual.
(_ Erneuern tier riemen
Der Einzugsschneckem und der Fahrantriebsriemen sind nicht verstetlbar.
Wenn die Riemen besch_digt sind oder wegen Abnutzung lose sitzen,
soltten Sie ersetzt werden. Es wird empfohlen, den/die Riemen von einer
qualifizierten Kundendienststelle austauschen zu lassen.
HINWEIS: Es wird empfohten, den Einzugsschnecken- und den Fahrantrie-
bsriemen zur gteichen Zeit auszutauschen.
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