Landoll 876-30, Руководство оператора

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ASSEMBLY INSTRUCTIONS
3-21
Harrow Assembly Installation
IMPORTANT
Read all safety precautions at the front of the section
before attempting any of the following procedures.
1. Install harrow hanger arms to rear of frame using
u-bolts and 5/8-11 hex lock nuts
(See Figures 2-1
through 2-6 for location on frame).
2. Attach harrow arms to harrow hanger arms by
placing 1/2-13 x 4 hex head cap screws through the
4th hole in both harrow arms. Secure with 1/2-13 hex
lock nut.
IMPORTANT
Allow enough slack in screw so harrow arms may
pivot freely.
3. Connect harrow arms together through bottom hole
using 1/2-13 x 2-1/2 hex head cap screw, spacer
bushing, and hex lock nut.
4. Install harrow springs and chains as shown in Figure
3-12 using 1/2-13 x 4 hex head cap screws and hex
lock nuts. The top spring is anchored in the 1st hole
from the top. Front lower spring and rear lower spring
are anchored in the 7th hole from the top of the
harrow arm. Upper chain is anchored through the
enlarged link with a 1/2-13 x 2-1/2 hex head cap
screw and hex lock nut and hooked on the spring in
the 8th link from the bolt. Lower chains are anchored
in the second from bottom harrow arm hole and
hooked on the spring in the 4th link from the screw.
5. Attach harrow adjustment bracket between harrow
arms using 1/2 x 2 clevis pin and 5/32 x 1-1/4 cotter
pin.
6. Attach harrow adjustment brackets to harrow
sections with 1/2-13 x 1-1/2 hex head cap screws
and hex lock nuts
(See Figures 2-1 through 2-6 for
location on frame).
IMPORTANT
Refer to operating instructions for angle adjustment
(See “Harrow Adjustment” on page 4-7.)