MTD 190 User Manual download pdf (Page 6)

3/8" FLANGED NUT

3/8" x 1"

HEX BOLT

18.Arrange the angle support brackets as shown in

figure 8. Assemble the angle support brackets to the

pivot support bracket using four 3/8" x 1" hex bolts and

3/8" flanged nuts.

Figure 8

3/8" FLANGED NUT

3/8" x 1"

HEX BOLT

Figure 9

19.Assemble the R.H. and L.H. hitch brackets to the

angle support brackets using four 3/8" x 1" hex bolts

and 3/8" flanged nuts. See figure 9.

PLASTIC

CAP

3/8"

HEX

NUT

BLADE

PIVOT

SHAFT

SPRING

MOUNT

ROD

BLADE

ADJUST

SPRING

1/8" HAIR

COTTER

PIVOT PLATE

KNOB

HAIRPIN CLIP

3/8" x 3-1/2"

HEX BOLT

3/8" FLAT

WASHER

16.To attach the channel assembly to the blade, align

the pivot plate between the welded brackets on the

back of the blade. Insert the pivot shaft through the

holes in the pivot plate and the welded brackets.

Secure the pivot shaft with two 1/8" hair cotter pins.

See figure 7.

17.Hook the blade adjust spring over the spring mount

rod as shown. Insert the bolt through the hole at the

top of the blade and assemble the 3/8" flat washer

and the knob onto the bolt. Turn the knob until it is

tight. Place the plastic cap over the end of the bolt.

See figure 7.

NOTE: The blade is now set at the lowest spring tension.

To adjust the tension see the Adjustments section.

Figure 7

WASHER

CHANNEL

PIVOT

CHANNEL

ASSEMBLY

3/32" HAIR

COTTER PIN

PIVOT

SUPPORT

BRACKET

20.Attach the channel assembly to the tractor by placing

the end of the channel inside the pivot support bracket.

Assemble the 1/2" flat washer onto the channel pivot

pin and insert the pin through the holes in the pivot

support bracket and the channel. Secure with a 3/32"

hair cotter pin. See figure 10.

Figure 10

1 2 3 4 5 6 7 8 9 10 11 12

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MTD 190 User Manual Page 6

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