Toro ProForce Debris, Service Manual

Page: 65 / 80

PRELIMINARY – For Toro Distributor
and Toro Company
use only.
ProForce Debris Blower Page 5 − 15 Blower Assembly
Removal (Fig. 11)
1. Position machine on a firm, level surface. Make sure
engine is stopped and remove key from the ignition
switch. Chock wheels to prevent machine from moving.
2. To prevent unexpected machine operation, discon-
nect the negative battery cable from the battery termi-
nal. Position disconnected negative cable away from
the negative battery terminal.
3. Loosen socket head screw and lock nut that secures
ends of nozzle clamp. Remove clamp from nozzle and
nozzle pulley.
4. Remove nozzle from outer housing.
5. Remove two (2) cap screws (item 21) and flange nuts
(item 22) that secure leaf spring to motor bracket. Re-
move leaf spring with bearing and flat washers (item 5)
from bracket.
6. Loosen two (2) flange head screws (item 14) and
flange nuts that secure nozzle motor bracket to outer
housing. Rotate bracket and nozzle motor to loosen v −
belt.
7. Loosen cap screws and flange nuts that secure belt
guard (item 13), route v − belt from behind guard and
carefully remove belt from machine.
8. If necessary, remove nozzle guides, pulley bearings
and nozzle pulley from outer housing using Figures 11
and 13 as guides.
Installation (Fig. 11)
1. If removed, install nozzle pulley, pulley bearings and
nozzle guides using Figures 11 and 13 as guides.
2. Place v − belt in nozzle pulley, route behind belt guard
(item 13) and install belt on motor pulley.
3. With a 3/8 in. drive torque wrench, pivot the motor
bracket from 200 to 230 in − lb (23 to 25 N − m) to set v −
belt tension (Fig. 12). Do not over tension belt. Hold
bracket with the torque wrench and tighten two (2)
flange head screws and flange nuts to secure belt ad-
justment and nozzle motor bracket.
4. Center belt guard around v − belt. Tighten cap screws
and flange nuts to secure belt guard to machine.
5. Position leaf spring with bearing and flat washers
(item 5) to bracket. Make sure that five (5) washers are
placed between spring and bracket at each mounting
hole. The bearing on the leaf spring should be centered
on the outside of the v − belt. Secure leaf spring to motor
bracket with two (2) cap screws (item 21) and flange
nuts (item 22).
6. Fit nozzle and nozzle clamp to pulley. Tighten socket
head screw and lock nut to secure nozzle to pulley.
Torque fasteners from 45 to 50 in − lb (5.1 to 5.6 N − m) .
7. Connect negative battery cable to negative battery
terminal. Tighten nut that secures battery cable from 10
to 15 ft − lb (14 to 20 N − m) . Make sure that battery cover
is secured.
1. Drive pulley
2. Leaf spring
3. Flange head screw
4. Torque wrench access
Figure 12
1
2
3
3
4
1. Outer housing
2. Nozzle pulley
3. Cap screw
4. Nozzle guide (4 used)
5. Flange nut
6. Spacer
Figure 13
1
3
2
5
4
6
6