Toro Groundsmaster 3320 Installation Instructions Manual page 9

7. From the rear of the machine, slide the front of the
hopper frame onto the side mounting bracket pins and
the rear of the frame over the rear bracket pin.
8. Secure the rear of the frame to the bracket pin with the
disconnect pin (Fig. 13).
Figure 13
1. Disconnect pin
9. Install the short and the long welded mounting pins
through the arm assembly and the main lift arm
assembly (Fig. 14). Secure with 1/4–20 x 3/4" lg. self
tapping screws.
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2
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Figure 14
1. Arm assembly
2. Main lift arm assembly
Connect the Hydraulic Hoses
1. Slide the loop end of the dust plug over the end of
hydraulic hose from front valve fitting. Insert the
female coupler thru the bottom hole in the coupler
bracket and secure with a retaining ring.
2. Secure the hose assembly to the female coupler
(Fig. 15).
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3
3. Short pin (on left side)
4. Long pin (on right side)
3. Slide the loop end of the dust cap (Fig. 15) over the end
of the hydraulic hose coming from the rear valve fitting.
Install the male nipple to the hose end.
4. Insert the end of the hose thru the top hole in the
coupler bracket (Fig. 15). Secure the hose assembly to
the bracket with a retaining ring.
5. Connect the appropriate hydraulic hose from the hopper
assembly to the hoses installed to the coupler bracket.
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6
Figure 15
1. Top hydraulic hose
2. Coupler bracket
3. Retaining ring
Connect the Wire Harness
1. Unplug the wire harness connector from the seat switch.
2. Plug the tee end of the hopper switch harness into the
seat switch and the seat switch harness.
3. Route the harness to the hopper switch mounted to the
frame tube (Fig. 16). Plug the harness into the switch.
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Figure 16
1. Hopper switch
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2
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3
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5
4. Dust cap
5. Bottom hydraulic hose
6. Dust plug