Cub Cadet PR-521 Operator's Manual page 8

• With spark plug wire disconnected and grounded,
hold the blade control handle against the upper
handle, and pull the starter rope out of the engine.
Release blade control handle. Slip the rope into the
rope guide. Tighten the wing nut. See Figure 5.
• Tighten all nuts and bolts securely.
Slip rope into
rope guide
Rope
Guide
Figure 5
Assembling Grass Catcher
NOTE:
Make certain bag is turned right side out
before assembling (warning label will be on the
outside).
Parts for Soft Grass Bag:
1. Front Frame & Rear Frame
2. Grass Bag
Assemble grass bag as follows:
• Join the rear frame and front frame assembly as
shown in Figure 6A.
• Place bag over frame (black plastic side is the
bottom of bag). Slip the openings in the side of the
plastic channel on bag over the hooks on the grass
catcher frame.
• Secure bag to frame by working the plastic
channels on bag over frame as shown in Figure 6B.
All of the plastic channels except center top of bag
attach from the outside of bag. Center top of bag
attaches from the inside of bag.
A
Front
Frame
Assembly
Rear
Frame
Figure 6
Wing Nut
B
Hook
Grass
Plastic
Bag
Channels
Attaching Grass Catcher To Mower
NOTE:
The mulching baffle is already in place on the
mower for shipping purposes. Your lawn mower is
equipped with both a mulching baffle and a mulching
plug. While the mulching baffle is located at the rear of
the mower, the mulching plug is located on the right
side of the cutting deck. Do not remove the mulching
plug from the mower even when you are not mulching.
• To remove the mulching baffle, lift the rear
discharge door on the mower. Remove the
mulching baffle. See Figure 7.
Mulching
Baffle
Make sure cable is routed to the outside of
IMPORTANT:
the handle so they are not in the way when attaching
the grass catcher.
• Lift the rear discharge door on the mower.
• Place the hooks on the grass catcher into the slots
in the handle bracket assemblies. See Figure 8.
Release the rear discharge door.
• To remove the grass catcher, lift the rear
discharge door on the mower. Lift the grass catcher
up, out of the slots in the handle bracket
assemblies. Release the rear discharge door.
WARNING:
unless the hooks on the grass catcher are
firmly seated in the slots on the handle
bracket assemblies, and the rear discharge
door rests firmly against the top of the grass
catcher.
8
Deck
Figure 7
Never operate the mower
Rear
Discharge
Door
Slot in
Handle
Bracket
Assembly
Figure 8