Dixon 539 130360, 539 130372 Installation Instructions Manual
INSTALLATION INSTRUCTIONS
50" Inch Blower System
44"/50" RAM BLOWER
P/N 44" 539 130360 / 50" 539 130372
50" Deck
Pulley Guard
Remove mower deck from chassis. Refer to Opera-1.
tor's Manual if necessary. Pull out defl ector pin and
remove defl ector chute. Remove existing chute
hinge support, retaining hardware for reuse.
Attach blower mount bracket to deck with existing 2.
hardware and tighten to 70-80 ft./lbs.
Remove right pulley guard.3.
From under the mower deck, remove shaft from 4.
right blade spindle.
WARNING!
Blades are sharp. Protect your hands
with gloves and/or wrap blades with a
heavy cloth when handling.
Install new shaft. Use existing deck pulley. Install 5.
spacer and key from kit, as shown in illustration.
Install pulley and secure with original fl at washer
and 1½ bolt from kit. Orient the raised portion of
pulley hub to the bottom.
Install idler pulley using 1¾ bolt, placing spacer 6.
under pulley. Secure with nyloc nut.
Defl ector Chute
Blower Mount
Bracket
Chute Hinge
Support - remove and replace
Spacer
Defl ector Pin
Shaft
1½ Bolt
8059-019
1¾ Bolt
Idler Pulley
Pulley
(hub down)
Individual preference for either HiLift or LoLift 7.
blades may vary, depending on mowing conditions
and type and heaviness of grass to be bagged.
Tighten blade, attaching hardware to 60-70 ft./lbs.
Spacer
Key
Shaft
8059-020
INSTALLATION INSTRUCTIONS
Attach blower housing assembly to mower deck 8.
with blower housing butted snugly against discharge opening and horizontal tip guard under
deck stiffener strap. Attach blower assembly to
blower mount bracket using defl ector pin removed
in Step 1. The outside wall of blower should be as
vertical as possible. If blower is tilted excessively
it could come off. If necessary, loosen hardware
in slots and reposition blower assembly. Tighten
mounting hardware securely.
Loosen tip guard hardware and position to contact 9.
under side of deck stiffener. Tighten hardware.
Install mower deck and blower assembly to 10.
mower chassis. Ensure that the blades are level
with the deck and the deck is pitched correctly.
Make any adjustments before proceeding.
Install blower drive belt so blower rotation is clock-11.
wise when viewed from the operator's position.
To assist with belt installation, tighten the nut on 12.
the threaded spring rod a few turns. This will pull
the fl at idler forward and allow more clearance
with the V-idler. Once belt is in place, loosen the
nut on the threaded spring idler for proper belt
tension.
Tip Guard
Defl ector Pin
Deck Stiffener
8059-020
"V" Pulley
Flat Idler
Blower Pulley
Drive Pulley
Install belt guard to blower assembly using ¼" 13.
washers and ¼" wing nuts.
8059-022
Belt Guard
8059-021
INSTALLATION INSTRUCTIONS
44" Inch Blower System
Remove mower deck from chassis. Refer to 1.
Operator's Manual if necessary. Pull out defl ector
pin and remove defl ector chute. Remove existing
chute hinge support, retaining hardware for reuse.
Attach blower mount bracket to deck with existing 2.
hardware and tighten to 70-80 ft./lbs.
Remove right pulley guard.3.
From under the mower deck, remove shaft from 4.
right blade spindle.
WARNING!
Blades are sharp. Protect your hands
with gloves and/or wrap blades with a
heavy cloth when handling.
Defl ector Chute
New Chute
Hinge Support
Chute Hinge
Support - remove and replace
50" Deck
Pulley Guard
Defl ector Pin
Shaft
Install new shaft. Use existing deck pulley.5.
Install pulley and key from kit, as shown in illus-6.
tration. Secure with original fl at washer and bolt.
Orient the raised portion of pulley hub facing up.
Install idler pulley using 1½ bolt from the kit. Se-7.
cure with nyloc nut.
Individual preference for either HiLift or LoLift 8.
blades may vary, depending on mowing conditions
and the type and heaviness of grass to be bagged.
Tighten blade, attaching hardware to 60-70 ft./lbs.
Attach blower housing assembly to mower deck 9.
with blower housing butted snugly against discharge opening and horizontal tip guard under
deck stiffener strap. Attach blower assembly to
blower mount bracket using defl ector pin removed
in Step 1. The outside wall of blower should be as
vertical as possible. If blower is tilted excessively
it could come off. If necessary, loosen hardware
in slots and reposition blower assembly. Tighten
mounting hardware securely.
Loosen tip guard hardware and position to contact 10.
under side of deck stiffener. Tighten hardware.
8059-025
1½ Bolt
Idler Pulley
Pulley
(hub up)
Key
Tip Guard
Defl ector Pin
Deck Stiffener
Shaft
8059-023
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