Scag GC-STT-V User Manual

MODEL GC-STT-V

OPERATOR’S MANUAL

OPERATOR’S MANUALOPERATOR’S MANUAL

OPERATOR’S MANUALOPERATOR’S MANUAL

THIS MANUAL CONT AINS THE OPERATING
INSTRUCTIONS AND SAFETY INFORMA­TION FOR YOUR SCAG ACCESSOR Y . READ­ING THIS MANUAL WILL PROVIDE YOU
WITH MAINTENANCE AND ADJUSTMENT
PROCEDURES TO KEEP YOUR ACCESSORY
PERFORMING TO MAXIMUM EFFICIENCY.
THE SPECIFIC MODELS THAT THIS BOOK
COVERS ARE CONTAINED ON THE INSIDE
COVER. BEFORE OPERATING YOUR MA­CHINE, PLEASE READ ALL THE INFORMA­TION ENCLOSED.

PART NUMBER 03181

WARNING

FAILURE TO FOLLOW SAFE OPERATING PRACTICES

MAY RESULT IN SERIOUS INJURY.

* Keep all safety shields in place.
* Before performing any maintenance or service, stop the machine and
remove the spark plug wire.
* If a mechanism becomes clogged, stop the engine and wait for all moving
parts to come to a complete halt before cleaning.
* Keep hands, feet and clothing away from power-driven parts.
* Read this manual completely as well as the Operator's Manual that came
with your mower .
* Keep others off the tractor (only one person at a time).

REMEMBER - YOUR MOWER IS ONLY AS SAFE AS THE OPERATOR!

Hazard control and accident prevention are dependent upon the awareness,
concern, prudence, and proper training of the personnel involved in the op­eration, transport, maintenance, and storage of the equipment.

This manual covers the operating instructions

and illustrated parts list for:

GC-STT-52V with a serial number of B8600001 to B8699999
GC-STT-61V with a serial number of B8800001 to B8899999

1.1 INTRODUCTION

WARNINGWARNING

DO NOT OPERATE WITHOUT DISCHARGE CHUTE, MULCHING
KIT, OR ENTIRE GRASS CATCHER INSTALLED

DANGER

This manual has been prepared to provide the
information you need to correctly assemble, operate,
and maintain this grass catcher. Read it carefully and
keep it for future reference.

The replacement of any part on this product by other
than the manufacturer's authorized replacement part
may adversely affect the performance, durability or
safety of this product.

USE OF OTHER THAN ORIGINAL SCAG
REPLACEMENT PARTS WILL VOID THE
WARRANTY.

If additional information or service is needed that is
not outlined in this manual, please contact your Scag
Power Equipment dealer. Scag dealers are trained in
the latest service methods and carry a full line of Scag
replacement parts.

When ordering parts, always provide the complete
model number of your catcher.

All information provided in this manual is based upon
information available at the time of printing. Scag
Power Equipment reserves the right to make changes
at any time without notice or obligation.

A replacement manual is available from your
authorized Scag Service Dealer or by contacting:
Scag Power Equipment, Service Department at P.O.
Box 152, Mayville, WI 53050. You may also contact
us through our website at www.scag.com The
manual for this grass catcher can be downloaded by
using the model and serial number or use the contact
form to make your request. Please indicate the
complete model and serial number of your Scag
product when requesting replacement manuals.

2. Before removing the grass bags, disengage the
mower, stop the engine and wait for all
movement to stop.

3. ALWAYS turn the engine OFF, remove the key
and wait for all movement to stop before
servicing or cleaning the mower or the grass
catcher.

1.2 DIRECTION REFERENCE

The "Right" and "Left", "Front" and "Rear" of the
machine are referenced from the normal operating
position.

2.1 SAFETY AND OPERATING
INSTRUCTIONS

-NOTE-

To avoid personal injury, it is imperative that all
safety instructions be observed.

1. Read this operator's manual and the operator's
manual that is supplied with the machine this
attachment is used on.

DANGER

ROTATING BLOWER

BLADES

STOP ENGINE BEFORE

ENTERING CHUTE

CONTACT CAN INJURE

4. Do not modify or alter any component of the
grass catcher attachment or mower.

5. Do not allow any passengers to ride on the grass
catcher attachment or on the mower.

1

3.1 ASSEMBLY INSTRUCTIONS

WARNING

-NOTE-

Use the illustrated parts list as a part
number reference when following the
assembly instructions.

1. Remove all packaging materials. Lay out the
mounting hardware and the catcher assembly
parts for easy access. Prepare the work area
making sure that it is a clean, safe environment.

2. Remove the discharge chute from the cutter
deck. See Figure 3-1.

INSTALL PULLEY
ON RH SPINDLE SHAFT ­ON TOP OF EXISTING

REMOVE DISCHARGE
CHUTE AND
HARDWARE

SPINDLE DRIVE
PULLEY

REMOVE EXISTING
RT. SIDE BELT
COVER

3. Remove the right side belt cover to gain access
to the spindle assembly. Remove the u-nuts
from the cutter deck bracket. See Figure 3-1.

4. Install the grass catcher pulley onto the spindle
assembly. Apply loctite to both pulley setscrews
and tighten. See Figure 3-1.

5. Remove the "Custom-Cut" and "Turbo" baffles
from the cutter deck. Using the original
hardware, install the new "Front" and "Turbo"
baffles. See Figure 3-2.

Front Baffle
52V - 424402
61V - 424403

Turbo Baffle
52V - 424211
61V - 424212

UNDER SIDE OF

VELOCITY-PLUS

CUTTER DECK SHOWN

REMOVE (2)
U-NUTS

RIGHT SIDE OF 52"

CUTTER DECK SHOWN

(Note: Some parts not shown for viewing purposes.)

FIGURE 3-1

-NOTE-

Do not discard the discharge chute or
mounting hardware. The discharge chute
MUST be reinstalled anytime the grass
catcher has been removed from the
machine.

WARNING

DO NOT OPERATE WITHOUT DISCHARGE CHUTE, MULCHING
KIT, OR ENTIRE GRASS CATCHER INSTALLED

FIGURE 3-2

-NOTE-

Do not discard the original "Custom-Cut"
or "Turbo" baffles. These baffles may be
reinstalled anytime the grass catcher has
been removed from the machine.

6. Install the blower mounting bracket to the deck
using 1/2-13 x 1-1/2" hex head bolts (p/n 04001-

71), 1/2" spring lockwashers (p/n 04030-06), and
1/2-13 elastic stop nuts (p/n 04021-07). See
Figure 3-3, Page 3 for 52" decks and Figure 3-4,
page 4 for 612"decks. Do not fully tighten the
hardware at this time.

7. This step is for 52" cutter decks only.
Block the right front side on the cutter deck and
remove the hang chain. Install the deck lift link.
Secure using hex head bolts (p/n 04001-32,
04001-20), flatwashers (p/n 04041-07), spacers
(p/n 43212), and serrated flange nuts (p/n 04019-

04). See Figure 3-3, page 3.

2

8. Install the blower assembly to the mounting
bracket and secure with the mounting pin and
hair pin. See Figure 3-5, Page 4.

9. Align the blower assembly with the discharge
opening of the cutter deck. Tighten the
hardware for the mounting bracket. Install the
quick pin through the rear hole in the discharge
chute mounting bracket. See Figure
3-5, Page 4.

10. Install the new belt cover from the cutter deck to
the blower mounting bracket and secure with the
original belt cover plastic wing nuts.

52" Cutter Deck

11. Install the belt to the spindle pulley. When
replacing the belt, see figure below.

BACK SIDE
IDLER PULLEY

FRONT SIDE
IDLER PULLEY

BLOWER
PULLEY

SPINDLE
PULLEY

12. Install the plastic belt cover and secure with the
plastic wing nuts. See Page 12 of the Illustrated
Parts List for proper installation.

REAR OF
CUTTER DECK

DISCHARGE CHUTE OPENING

VIEW FROM RIGHT SIDE

OF CUTTER DECK

FIGURE 3-3

SPACER

BOLT, 3/8-16
x 1-1/4"

LIFT LINK

Figure 2-52"GC-STT install art

BELL CRANK

SPACER

NUT

CUTTER DECK

NUT

BOLT, 3/8-16
x 1-1/2"

WASHER

FRONT OF
CUTTER DECK

3

61" Cutter Deck

REAR OF
CUTTER DECK

DISCHARGE CHUTE OPENING

VIEW FROM RIGHT SIDE

OF CUTTER DECK

FIGURE 3-4

BLOWER
ASSEMBLY

HAIR
PIN

FRONT OF
CUTTER DECK

Figure 2-61"GC-STT install art

QUICK
PIN

MOUNTING
BRACKET

MOUNTING PIN

TIGHTEN MOUNTING
BRACKET HARDWARE

2006 GC-STC-V install art 3

RIGHT SIDE OF

CUTTER DECK SHOWN

(Note: Some parts not shown for viewing purposes.)

FIGURE 3-5

4

13. Install the hopper mounting brackets (p/n 451512)

WEIGHT SUPPORT BAR

BAR CLAMP

ELASTIC STOP
NUT

WEIGHT (5x)

LANYARD
PIN

BOLT

2002 GC-STT Install Art 3-5

to the outside of the frame on the rear of the
machine using 3/8-16 x 1" hex head bolts
(p/n 04001-19) and 3/8-16 elastic stop nuts (p/n
04021-09). See Figure 3-8, Page 6.

-NOTE-

When installing this catcher on machines
equipped with an air-cooled engine the
discharge hose should be shortened to
56" in length.

14. Install the hopper hood assembly onto the catcher
frame assembly and secure with 3/8-16 x 2-1/4"
hex head bolts (p/n 04001-46) and 3/8-16 elastic
stop nuts (p/n 04021-09) in the mounting holes.
See Figure 3-8, Page 6.

15. Install the catcher support bracket onto the rear of
the machine and secure with 5/16-18 x 1" carriage
bolts (p/n 04003-04) and 5/16-18 serrated flange
nuts (p/n 04019-03) See Figure 3-6.

Catcher Support Bracket

19. Install the bag assemblies.

20. Install the weight support bar to the front of the
machine by resting it directly on top of the caster
support arms and sliding it tight against the frame
of the machine. Secure the weight bar to the
machine using (2) bar clamps, (4) 3/8-16 x 1-1/2"
bolts and (4) 3/8-16 elastic stop nuts. See Figure
3-7.

21. Install the weight assemblies to the weight
support bar and secure them to the bar using the
1/2"x 6-1/4" pin and lanyard. See Figure 3-7.

18. Install the hose from the blower assembly to the

FIGURE 3-6

16. Install the heat shield to the hopper hood
assembly and catcher frame assembly. Secure
using the hardware specified in Figure 3-8, Page

6.

17. Install adapter (p/n 461723) to the blower
assembly and secure with the strap.

hopper hood. Secure using the 8-1/2" clamps.

FIGURE 3-7

21. Operate and test.

5