Installation Instructions

Remove the cutting deck from beneath the tractor as 1.

instructed in your tractor’s Operator’s Manual.

Gently flip the deck over to expose its underside,2.

Place a block of wood between the deck housing baffle 3.

and the cutting blade to act as a stabilizer, then use a

wrench to remove the hex flange nut that secures each

blade to its spindle assembly. See Fig. 2-1.

IMPORTANT: The hex flange nuts have a right-handed (normal)

thread pattern. Do NOT attempt to force the nuts in the opposite

direction. Doing so may damage the nut.

Replace the blades with the blades included in the kit. Be 4.

sure to install each blade with the side marked ‘‘Bottom’’

(or with a part number stamped in it) facing the ground

when the mower is in the operating position.

IMPORTANT: Use a torque wrench to tighten each blade

spindle’s hex flange nut to between 70 ft-lb and 90 ft-lb.

Model 19A30005OEM mulch kit is designed for use with select

46-inch two-blade cutting decks. Refer to your lawn tractor’s

Operator’s Manual to assure compatibility.

Carton Contents

Before beginning installation, remove all parts from the carton to

make sure everything is present. Carton contents are listed below

and shown in Fig. 1-1. Part numbers are shown in parentheses.

Two 23.25” Mulch Blades (742-04268) •

One 46” Deck Mulch Plug Assembly (631-04327)•

Installation Instructions

WARNING: Before beginning installation, place the

tractor on a firm and level surface, set the parking

brake, place the PTO in the disengaged (OFF)

position, stop the tractor’s engine and remove the

ignition key to prevent unintended starting.

WARNING: Cutting blades are sharp. Always protect

hands by wearing heavy leather work gloves to

grasp blades.

Figure 1-1

In s t a l l a t I o n Ma n u a l

46-inch Mulch Kit — 19A30005OEM

Form No. 769-05254

July 21, 2009

MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019

Printed In USA

Figure 1-2

Form No. 3365-293 Rev A

PAGE 1
Form No. 3365-293 Rev A Installation Manual 46-inch Mulch Kit — 19A30005OEM Model 19A30005OEM mulch kit is designed for use with select 46-inch two-blade cutting decks. Refer to your lawn tractor’s Operator’s Manual to assure compatibility. 1. Remove the cutting deck from beneath the tractor as instructed in your tractor’s Operator’s Manual. 2. Gently flip the deck over to expose its underside, Carton Contents 3.
PAGE 2
Inserting the Mulch Plug 1. Lift the discharge chute up (A). See Fig. 1-3. 2. Insert the mulch plug into the deck discharge opening by fitting the tab on the rear side of the mulch plug inside the deck (B) and pivoting the mulch plug into place (C). 3. Pull and stretch the retaining strap on the mulch plug over the deck wheel bracket (D) on the deck and hook onto the bottom of that bracket as seen in the inset of Fig. 1-3.