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SECTION 1 – ASSEMBLY INSTRUCTIONS 

 

INTRODUCTION 

The #6-3131 Clamshell Grass Catcher kit fits 
Snapper Lawn Tractors, 1999 Series “D” and later 
models, equipped with 33” decks and Cast Iron 
Front Axles. Use the following instructions to 
assemble the Grass Catcher components and 
prepare your machine for collecting grass clippings 
and leaves. Follow and complete each step 
carefully. 
 

WARNING 

DO NOT attempt any adjustments, maintenance or 
service with the engine running. STOP engine. 
STOP blade. Engage parking brake. Remove key. 
Remove spark plug wire from spark plug and 
secure wire away from spark plug. Engine and 
components are HOT. Avoid serious burns, allow 
all parts to cool before working on machine. 

 

 

STEP 1 
RIGHT AND LEFT BUMPER BRACKET INSTALLATION 
A. 

Remove right rear Seat Support bolt. See Figure 
1.1. 

Note:

 Removal of rear tires is not required to 

complete Bracket installation.  

 

 

 
 
 

FIGURE 1.1 

 

B. 

Loosen Only – right front Seat Support bolt. Back 
bolt out only enough to allow the slotted hole in the 
right Bumper Bracket to slip under head of bolt. 

C. 

With front Seat Support bolt in slotted hole, align 
rear hole in Bracket and reinstall rear Seat Support 
bolt. Tighten bolts securely. 

D. 

Series “F” and Later models Only: Place (1) 5/16-
18 hex nut on each right Seat Support bolt and 
tighten securely against inside of frame. 

E. 

Repeat for left Bumper Bracket. 

 

STEP 2 
RIGHT AND LEFT BUMPER SUPPORT INSTALLATION 
A. 

Install Rear Bumper and right Bumper Support to 
the right Bumper Bracket.  Align holes in Bumper 
Support, Bumper and Bumper Bracket. Insert (2) 
5/16-18 x 1-3/4” Flange Lock bolts and secure with 
(2) 5/16-18 Flange Lock nuts. 

Do Not

 

tighten at 

this time

. See Figure 1.2. 

 

 

FIGURE 1.2 

 

B. 

Insert Spacer (P/N 7-3272) between right Bumper 
Bracket and Bumper Support. Align holes and 
insert (1) 5/16-18 x 1-3/4” Flange Lock bolt and 
secure with (1) 5/16-18 Flange Lock hex nut. 

Do 

Not tighten at this time

. See Figure 1.2. 

C. 

Install left Bumper Support to the left Bumper 
Bracket. Align bottom hole in Bumper with hole in 
Bumper Bracket. Insert (1) 5/16-18 x 1-3/4” Flange 
Lock bolt and secure with (1) 5/16-18 Flange Lock 
hex nut. 

Do not tighten at this time

. Align hole in 

left Bumper Support with top hole on Rear Bumper 
as shown and insert (1) 5/16-18 x 1-3/4” Flange 
Lock bolt. Secure with (1) 5/16-18 Flange Lock hex 
nut. 

Do not tighten at this time

. See Figure 1.3. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

REAR SEAT SUPPORT 
BOLT (REMOVE) 

RIGHT BUMPER 
BRACKET 

FRONT SEAT 
SUPPORT 
BOLT 

NOTE: TIRE REMOVED 
FOR CLARITY ONLY 

BUMPER BOLTS 
5/16-18X1-3/4” 

REAR BUMPER 

SPACER  
(HIDDEN IN THIS VIEW) 

RIGHT 
BUMPER 
SUPPOR

Summary of Contents for 6-3131

Page 1: ...LAMSHELL GRASS CATCHER KIT FOR SNAPPER 33 LAWN TRACTORS 1999 SERIES D LATER COPYRIGHT 2000 SNAPPER INC ALL RIGHTS RESERVED MANUAL No 7 3409 I R 01 24 00 IMPORTANT 1999 LAWN TRACTOR SERIAL NUMBER BEGIN...

Page 2: ...rade when equipped with grass catcher 7 Exercise EXTREME CAUTION on all slopes Turn blades off when traveling uphill Use a slow speed and avoid sudden or sharp turns 8 DO NOT operate machine across fa...

Page 3: ...5 Hinge Pivot Bolt Installation 6 Hinge Adjustment Rear Cover 6 7 LT Front Bumper Kit 6 3123 Installation 7 Air Lift Kit 6 0480 Installation 7 Deck Adapter Installation 7 8 Grass Tube Installation 8...

Page 4: ...lts securely D Series F and Later models Only Place 1 5 16 18 hex nut on each right Seat Support bolt and tighten securely against inside of frame E Repeat for left Bumper Bracket STEP 2 RIGHT AND LEF...

Page 5: ...Do not tighten at this time See Figure 1 4 FIGURE 1 4 B Place Front Cover Assembly over rear Bumper and secure in place with spring loaded Latch See Figure 1 5 FIGURE 1 5 C Align hole in Hitch Plate w...

Page 6: ...ront and rear Covers A Insert hook on the right Rear Cover Assembly into round hole in right Handle Link Note Right Handle Link is flat no bend See Figure 1 8 FIGURE 1 8 B Place one 3 8 flat washer ov...

Page 7: ...e hardware required to complete installation Follow and complete each step carefully STEP 7 AIR LIFT KIT 6 0480 INSTALLATION Some Lawn Tractor models will not require the installation of the Air Lift...

Page 8: ...See Figure 1 14 FIGURE 1 14 D Attach Tube Latch to Adapter Insert one 1 4 20 x 3 4 Carriage bolt from inside through upper hole in Adapter Place Tube Latch over bolt followed by 1 4 Internal Tooth loc...

Page 9: ...of Grass Tube end without Handle into opening in Front Cover Assembly D Slide lower end of Grass Tube over adapter and rotate towards mower to secure Handle Base under Latch See Figure1 17 E Adjust d...

Page 10: ...ain peak performance check the catcher screen located on the inside of the Rear Cover Assembly to make sure it is clean and free of any build up Clean as required with brush or broom F Close catcher P...

Page 11: ...AMSHELL ASSEMBLY COMPONENTS 41 42 33 12 5 19 15 14 18 30 12 12 17 7 40 5 10 11 4 48 30 29 6 3 49 31 38 53 55 52 54 36 39 51 44 24 32 21 28 23 13 47 25 27 26 22 37 57 34 35 50 1 30 9 43 5 58 46 45 56 4...

Page 12: ...lat 8 31 9 1601 NUT 5 16 18 Flange Lock 8 ITEM PART NO DESCRIPTION 32 9 1811 BOLT 5 16 18 x 5 8 Hex Flange Lock 3 33 3 1954 SUPPORT Bumper 34 3 3587 BUMPER Rear 35 7 3272 SPACER Bumper Bracket 36 9 05...

Page 13: ...Instructions Installation Operator s Manual For 6 3131 CLAMSHELL GRASS CATCHER KIT FOR SNAPPER 33 LAWN TRACTORS 1999 SERIES D LATER COPYRIGHT 2000 SNAPPER INC ALL RIGHTS RESERVED MANUAL No 7 3409 I R...

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