BALANCED BOOM INSTALLATION
1. Mount the pedestal assembly on a pallet base
(optional) using the (4) ¾-10 X 1.50 grade 5
bolts, nuts and washers provided.
2. Install the boom mast & spring retainer housing
assembly into the pedestal assembly. Coat the
bottom pipe on the boom mast & spring retainer
housing assembly with grease before placing
into the pedestal assembly.
3. Remove the friction control knob.
4. Install the boom arm assembly. Place the swivel
plate on the back of the boom arm assembly
between the two mounting plates on the boom
mast & spring retainer housing assembly. In-
stall the main swivel pin. This consists of (1) ¾-
10 X 3.50 grade 8 bolt, (3) flat washers and (1)
lock nut. Place (2) of the flat washers under the
head of the bolt and (1) under the lock nut.
Tighten the lock nut completely and back the
lock nut off 1 full turn.
Do not remove the spring rod shipping support until
full assembly is completed and all components are
installed on the boom. This support is painted “RED”
and must stay in place to prevent the Boom Arm from
flying upward and possibly causing personal injury.
5. Attach the spring rod clevis to the clevis plate
on the bottom of the boom arm assembly. In-
stall the clevis swivel pin. This consists of (1) 5/
8-11 X 3.50 grade 8 bolt, (4) flat washers and
(1) lock nut. Place (2) of the flat washers under
the head of the bolt and (2) under the lock nut.
Tighten the lock nut completely and then back
the lock nut off 2 full turns.
6. Re-install the friction control knob. Tighten com-
pletely.
7. Leave Spring Rod Shipping Support in place
& refer to Instruction Literature with Wire
Feeder, for feeder installation.
Spring Rod
Shipping
Support
F-15-639
September, 2000
INSTRUCTIONS for
/