Cub Cadet 19A70042100 User manual

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.
3. Stablize one of the cutting blades with a blade lock tool or
a block of wood. See Figure 1-2.
Figure 1-2
4. Remove the hex flange nut that secures the blade to the
spindle.
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 nuts.
5. Repeat steps 2 and 3 on the other cutting blades.
6. Replace the blades with the blades included in the kit. Be
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 80 ft-lb and 100 ft-lb.
(stamped deck) or 100 ft-lb and 120 ft-lb (fabricated deck).
Model 19A70042100 mulch kit is designed for use with select
54-inch triple-blade stamped cutting decks and fabricated
cutting decks. Refer to your 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 Figure 1-1. Part numbers are shown in parentheses.
• Three Mulching Blades (742-05068)
• One 54” Deck Mulch Plug Assembly (631-05178)
• One Wing Knob (720-04122)
• One Chute Adapter (731-10133)
Figure 1-1
Blade Installation
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 motor 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.
Form No. 769-09637
January 7, 2014
CUB CADET LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
Printed In USA
InstallatIon Manual
54-inch Mulch Kit — 19A70042100

2Section 1 — ASSembly & Set-Up
Installing the Mulch Plug
1. Pivot the chute deflector upward and remove the
protective cover from the pin found on the deck’s surface.
See Figure 1-3.
Figure 1-3
2. On 54-inch Stamped Decks Only, position the chute
adapter over the pin. See Figure 1-4.
Figure 1-4
3. To install the mulch plug, pivot the discharge chute
upward. Refer to Figure 1-5 (fabricated decks) or Figure 1-6
(stamped decks):
a. Insert the mulch plug into the discharge chute
opening.
b. Insert the mulch plug rod into the hole found on the
front, right deck wheel bracket.
c. Position the rear of the mulch plug over the pin
found on the deck’s surface.
b
c
a
Figure 1-5
c
b
a
Figure 1-6

3Section 1 — inStallation & operation
4. Secure the mulch plug in place with the wing knob. See
Figure 1-7 (fabricated decks) or Figure 1-8 (stamped decks).
Figure 1-7
Figure 1-8
5. With the mulch plug in place, the discharge chute will
remain propped-up so that the operator can more easily
maneuver the tractor’s deck near and around trees and
other obstacles.

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To order replacement parts, call the Customer Dealer Referral Line at 1-877-282-8684
or visit www.cubcadet.com to find the nearest Cub Cadet dealer in your area.