Toro 112-4881 Installation Instructions
Form No. 3356-517 Rev A
Valve Update Kit
For Model 22910 Vibratory Plow Attachments
Model No. 112-4881
Installation Instructions
Important: If y ou intend to use a model 22910 vibrator y plo w with a TX 500 series traction
unit, y ou must fir st install this kit on the plo w . Using a 22910 vibrator y plo w on a TX 500 series
traction unit without this kit will cause major dama ge to the plo w .
Installation
Loose Parts
Use the chart below to verify that all parts have been shipped.
Step
1
2
3
No parts required
Valve plate
Bolt (5/16 x 1-1/4 inches)
Bolt (5/16 x 3-1/2 inches)
Thread locking compound (not
supplied)
Flange-head nut
Lock washer
Flow valve
Clamp plate
Hose, number 112-2766
Hose, number 105-4333
Hose, number 112-2768
Hose, number 112-2769
Elbow tting
Straight tting
T-tting
Description
Qty.
–
1
2
3
-
5
1
1
1
1
1
1
1
3
1
1
Prepare the plow.
Install the ow valve.
Connect the hoses.
Use
© 2006—The Toro® Company
8111 Lyndale Avenue South
Bloomington, MN 55420
Register at www.Toro.com. Original Instructions (EN)
Printed in the USA.
All Rights Reserved
Step
1
Preparing the Plow
No Parts Required
Procedure
1. With the plo w attac hed to a traction unit, stop
the traction unit and stop the engine .
2. Mo v e the auxiliar y h y draulics lev er bac k and
for th a few times to reliev e h y draulic pressure
in the plo w , then disconnect the plo w h y draulic
couplers from the traction unit.
Figure 1
1. Male quick coupler
2. Female quick coupler
5. Place a drain pan under the h y draulic motor
on the plo w .
3. Adaptor (discard)
Hy draulic fluid escaping under pr essur e
can penetrate skin and cause injur y .
F luid injected into the skin must be
surgicall y r emo v ed within a few hour s by
a doctor f amiliar with this f or m of injur y
or gang r ene may r esult.
• K eep y our body and hands a w ay fr om
pin hole leaks or nozzles that eject
high pr essur e h y draulic fluid.
• Use cardboard or paper to find
h y draulic leaks; nev er use y our hands.
3. Disconnect the plo w from the traction unit.
4. R emo v e and sa v e the male and female quic k
couplers from the ends of the plo w hoses .
Discard the adaptor betw een the couplers and
the hoses ( Figure 1 ).
6. Disconnect the hoses from the elbo w fittings
on the motor .
7. R emo v e the elbo w fittings from the motor and
discard them.
8. R emo v e the fasteners securing the hose clamp
to the plo w frame , and remo v e and discard the
fasteners , clamps , and hoses .
Step
2
Installing the Flow Valve
Parts needed for this step:
1
Valve plate
2
Bolt (5/16 x 1-1/4 inches)
3
Bolt (5/16 x 3-1/2 inches)
-
Thread locking compound (not supplied)
5
Flange-head nut
1
Lock washer
1
Flow valve
1
Clamp plate
Procedure
1. Place thread loc king compound on the threads
of the 2 bolts (5/16 x 1-1/4 inc hes), and use
2 flang e-head n uts to secure the v alv e plate
2
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