Harrow Assembly Installation - Landoll 876 Series Operator's Manual

3-8 HARROW ASSEMBLY INSTALLATION

3-8.1 Install harrow hanger arms to rear of
frame using u-bolts and 5/8-11 hex lock nuts
(See Figures 2-1 through 2-4 for loca-
tions).
3-8.2 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.
3-8.3 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.
IMPORTANT
ALLOW ENOUGH SLACK IN SCREW SO HAR-
ROW ARMS MAY PIVOT FREELY.
3-8.4 Install harrow springs and chains as
shown in Figure 3-9 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
bottom harrow arm hold and hooked on the
spring in the 4th link from the screw.
3-8.5 Attach harrow adjustment bracket be-
tween harrow arms using 1/2 x 2 clevis pin
and 5/32 x 1-1/4 cotter pins.
3-8.6 Attach harrow adjustment brackets to
harrow sections with 1/2-13 x 1-1/2 hex head
cap screws and hex lock nuts.
IMPORTANT
REFER TO OPERATING INSTRUCTIONS FOR
ANGLE ADJUSTMENT (SEE SECTION 4-10).
3-17