INSTALLATION
INSTR UCTIONS
GENERAL
The Spring Assist Kit is used to retrofit the hitch used to
install the 42” and 46” Snow Plow/Dozer Blade on
several different models (series) of tractors. For easier
SPRING ASSIST KIT
MFG. NO. 1685336
understanding of this instruction sheet,
identify the
size of blade (42” 46”) and group of tractor on which
INSTALLATION
you are working. Follow these specifications throughout
the ten steps.
1. Park tractor on a flat, level surface. Shut off engine,
remove key and apply parking brake.
2. Release lift handle so that dozer blade rests on the
ground.
Tractors:
Group 1:
Group 2:
Group 3:
Group 4: 900, 7100
3. Remove spring clip from king pin (A, figure 2).
Remove king pin and pivot pin (B) from push bar.
Slide dozer blade forward and
bar.
from push
Snow Plow/Dozer Blade:
4. Remove cotter pin
from rod guide(D). Remove
Push bar should
up and down.
42” Mfg. No. 1690085 (Group 1, 2 tractors)
42” Mfg. No. 1691520 (Group 3, 4 tractors)
46” Mfg. No. 1~690088 (Group 3, 4 tractors)
rod guide from hitch bracket
now be free to
IT PARTS
Mounting location for 42” blade on Group 2 tractors
Use 0, 1, 2 or 4 links
4 tractors
Mounting location for 42” Group 1, 3 and
Figure 2. Dozer Blade Removal
A. King Pin
B. Pivot
C. Cotter Pin
D. Rod Guide
E. Hitch Bracket
5. Drill a hole in the bottom cross member (42” blade
on Group 1, and Series tractors) or
3
4
upper cross member (42” blade on Group 2 tractors)
according to the diagrams of the templates in
3. Actual templates are on a separate insert included
with these instructions.
Mounting location for
46” blade on Group 3
4 tractors
For 46” blades on Group 3 and 4 tractors, drill a
hole in the (top) front plate. Hole should be located
Part Number
Ref.
A.
Description
left of centerline and
of the plate
NUT, Hex Lock,
WASHER, Plain,
1
1923362
1919381
1921977
1669241
1675232
rear edge. (Refer to figures 7E
2
1
C.
D.
E.
CHAIN,
SPRING
1
1701916
1
IN U.S.A.
878
1
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c . Place one washer onto capscrew. Place
link of
chain (42” blade on Group 3 tractor) or second
link of chain
on
blade on Group 4 tractor)
Install final two washers on
d. Insert
(A, figure 5) through tractor
frame. Tighten snug only
will be installed in step 7.)
install locknut.
this time. (Spring,(B)
the frame,’
Figure 3. Diagrams of Hitch Templates
6. Assemble the chain (D,
follows:
1) to the tractor as
42” Blade on Group 1 and 2
On left-hand side, remove and discard the upper
self-tapping screws that holds bumper to frame.
This is the hole used for installing chain in the
following steps, using
16-18
(C), two
16 washers (B) and one
16 locknut
Place one
16 washer onto the
Then
place the chain on the
other 16 washer:
and then the
Figure 5. Chain Installation (Group 3 Tractor
Shown)
Insert the
(A, figure 4) through tractor
frame. From inside the frame, install
onto capscrew. Tighten snug only at this time.
(Spring (B) will be installed in step 7.)
16 locknut
Spring
A.
46” Blade on Group 3
a. The chain is not used to secure spring to tractor
frame. Spring is installed directly to
frame.
tractor
b. Drill a
hole in the front of frame
in
from the front left side and
bottom of the frame. Refer to
up from the
6.
Figure 4. Chain Installation (Group 2 Tractor
Shown)
A.
Spring
42” Blade on Group 3 and 4; 46” Blade on Group 4
a. On the left hand side, remove the front hood pivot
bolt.
b. Chain must be installed with the following
hardware (not included in this kit):
Figure 6. Spring Installation (Group 4 Tractor
Shown)
7. Raise the push bar and hook up one end of spring to
chain or frame as shown in figures 7A through 7F.
Hook other end of spring to hole drilled in hitch cross
Blade Tractor
Hardware
Washer
Number
42” Group 3 1
1922130
1622766
1921969
,
3
1
member (figure
or top front plate (figure
42” Group 4
46”
3
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From Top Down
Member
Figure 7D. 42” Blade Group 4
Figure 7A. 42” Blade Group
1
Figure 76. 42” Blade Group 2
Figure 7E. 46” Blade Group 3
Figure 7F. 46” glade Group 4
Figure 7C. 42” Blade Group 3
Figures 7A
7F. Spring Installation
8 . Lower push bar and install dozer blade with kingpin
(A, spring clip, and pivot pin(B). Reattach
rod guide (D) and secure with cotter pin (C).
9. Tighten
(A,
4 or 5) and nut which
hold chain to tractor frame.
Perform Lift Rod Adjustment as instructed in
Operator’s Manual for your Snow Plow/Dozer
Blade.
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Dia.
Upper Cross Member
(42” blade Group 2)
Bottom Cross Member
Blade on Group 1, 3
4)
Actual Templates of Figure 3.
INSERT 1701016
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