Landoll 875-18, Руководство оператора

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3-11 HARROW ASSEMBLY INSTALLATION
IMPORTANT
READ ALL SAFETY PRECAUTIONS AT THE
FRONT OF THE SECTION BEFORE ATTEMPT-
ING ANY OF THE FOLLOWING PROCEDURES.
3-11.1 Install harrow hanger arms to rear of
frame using u-bolts and 5/8-11 hex lock nuts
(See Figures 2-1 through 2-7 for location
on frame).
3-11.2 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 HAR-
ROW ARMS MAY PIVOT FREELY.
3-11.3 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.
3-11.4 Install harrow springs and chains as
shown in Figure 3-13 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.
3-11.5 Attach harrow adjustment bracket be-
tween harrow arms using 1/2 x 2 clevis pin
and 5/32 x 1-1/4 cotter pins.
3-11.6 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 2-7 for location on frame).
IMPORTANT
REFER TO OPERATING INSTRUCTIONS FOR
ANGLE ADJUSTMENT (SEE SECTION 4-10).
3-21