Bolens 390 - Manual (Page 10)

CLEANING THE TINE AREA
Clean the underside of the tine shield after ea:h use.
The dirt washes off the tines easier if was ied off
immediately instead of after it dries.
BELT REMOVAL AND REPLACEMENT
Your tiller has been engineered with belts rrade of
special material (Kevlar Tensile). They should not be
replaced with an off-the-shelf belt. If belt repla :ement
is required, order belt or belts by part numbor from
your nearest authorized service dealer.
Forward Drive Belt- Part No. 754-0428
Reverse Drive Belt- Part No. 754-0^ 29
(Model 390 Only)
Reverse Drive Belt (Model 390 Only)
1. Disconnect and ground the spark plug wire
against the engine. Remove the belt covor from
the left side of the tiller as follows.
2. Remove two self-tapping screws and flat w ashers
from the front of belt cover. (See Figure 151
3. Remove the hex stop nut and flat washer from the
side of the belt cover. Remove belt cover.
Belt
iover
4. Lift the belt off the transmission pulley.
5. Remove the hex nut which secures the leverse
idler pulley to the idler bracket. Slide idlet pulley
out and remove the belt. (See Figure 16)
Reverse Idler Pulley
Forward
Belt
Hex Nut
Reverse Belt ^ „■ ■ ■
Transmission
Figure 16. Model 390 Shown Pulley
6. Reassemble the new belt, following instructions in
reverse order. Make certain the reverse drive belt
is assembled with the wide side of the belt against
the transmission and engine pulleys. Be certain to
adjust the clutch control as instructed in the final
clutch adjustment section of assembly instructions
Transmission
Nut
Figure 17. Model 390 Shown
Forward Drive Belt (See Figure 16)
1. Model 340: Remove the belt cover by following
steps 1 and 2 of the previous section.
Model 390; Remove the reverse drive belt as
instructed in the previous section.
2. Remove the belt keeper from the idler pulley by
removing the idler pulley nut.
3. Lift belt off the idler pulley and transmission pulley.
See figure 17.
4. Using a 9/16" wrench, remove bolt from engine
pulley. See figure 17.
5. Push reverse idler pulley bracket forward, and
remove engine pulley and belt. See figure 17.
6. Reassemble the new belt, following instructions in
reverse order. Make certain the forward drive belt
is assembled with the wide side of the belt away
from the transmission and engine pulleys. Be cer­
tain to adjust the clutch control as instructed in the
final clutch adjustment section of assembly
instructions.
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