Scag Power Equipment GC-STC User manual

MODEL GC-STC
THIS MANUAL CONTAINS THE OPERATING
INSTRUCTIONS AND SAFETY INFORMA-
TION FOR YOUR SCAG ACCESSORY. READ-
ING 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 MA-
CHINE, PLEASE READ ALL THE INFORMA-
TION ENCLOSED.
PART NUMBER 03096
OPERATOR’S MANUAL
WARNING
INSTALL BELT COVER BEFORE
OPERATING MACHINE
READ OPERATOR'S MANUAL

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 before cleaning.
* Keep hands, feet and clothing away from power-driven parts.
* Read this manual completely as well as the perator'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 op-
eration, transport, maintenance, and storage of the equipment.
WARNING
This manual covers the operating instructions
and illustrated parts list for:
GC-STC with a se ial numbe of 6910001-6919999
Always use the entire serial number listed on the serial number
tag when referring to this product.

1
1.1 INTRODUCTION
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
Po er Equipment dealer. Scag dealers are trained in
the latest service methods and carry a full line of Scag
replacement parts.
When ordering parts, al ays provide the complete
model and serial number of your catcher.
All information provided in this manual is based upon
information available at the time of printing. Scag
Po er Equipment reserves the right to make changes
at any time ithout notice or obligation.
2.1 SAFETY AND OPERATING
INSTRUCTIONS
-Note-
To avoid personal injury, it is imperative that all
safety instructions be observed.
1. Read this ope ato 's manual and the
ope ato 's manual that is supplied with the
machine this attachment is used on.
A replacement manual is available from your
authorized Scag Service Dealer or by contacting:
Scag Po er Equipment, Service Department at P.O.
Box 152, Mayville, WI 53050. Please indicate the
complete model and serial number of your Scag
product hen ordering a replacement manual.
2. Never operate your mo er ithout the complete
grass catcher, all guards and covers installed, or
the discharge chute properly installed.
3. Before removing the grass bucket(s), disengage
the mo er, stop the engine and ait for all
movement to stop.
4. ALWAYS turn the engine OFF, remove the key
and ait for all movement to stop before
servicing or cleaning the mo er or the grass
catcher.
5. Do not modify or alter any component of the
grass catcher attachment or mo er.
6. Do not allo any passengers to ride on the grass
catcher attachment or on the mo er.
1.2 DIRECTION REFERENCE
The "Right" and "Left", "Front" and "Rear" of the
machine are referenced from the normal operating
position.

2
3.1 ASSEMBLY INSTRUCTIONS
-NOTE-
For any instructions referring to a part
number, refer to the illustrated parts
breakdown on pages 8 through 16. se the
illustrated parts list as a reference when
following the assembly instructions.
1. Remove all packaging materials. Lay out the
mounting hard are and the catcher assembly
parts for easy access. Prepare the ork area
making sure that it is a clean, safe environment.
2. Remove the discharge chute from the cutter
deck.
-NOTE-
Do not disca d the discha ge chute o
mounting ha dwa e. The discha ge chute
MUST be einstalled anytime the g ass
catche has been emoved f om the
machine.
3. Remove the right side belt cover to gain access to
the spindle assembly. Remove the front u-nut
from the cutter deck bracket. See Figure 1.
4. Install the grass catcher pulley onto the spindle
assembly. Apply loctite to both pulley setscre s
and tighten. See Figure 1.
-NOTE-
There are two (2) pulleys supplied with this kit.
Small pulley (3-1/4 O.D.) is for 48 deck.
Large Pulley (3-3/4 O.D.) is for 52 deck.
5. Decks ith pre-drilled mounting holes for the
blo er mounting bracket proceed to Step 11.
Decks ithout the mounting holes ill need to
have them drilled into the cutter deck bracket.
Follo Steps 6 through 10.
6. Install the blo er assembly to the blo er
mounting bracket and secure ith pin.
7. Align the blo er assembly to the discharge
opening on the cutter deck.
8. Hold the blo er assembly and mark the t o (2)
holes on the cutter deck for the blo er mounting
bracket.
9. Remove the blo er assembly from the cutter
deck. Drill the t o (2) holes using a 13/32 drill.
10. Remove the blo er assembly from blo er
mounting bracket.
FIGURE 1
RIGHT SIDE OF
CUTTER DECK SHOWN
(Note: Some parts not shown for viewing purposes.)
REMOVE DISCHARGE
CHUTE AND
HARDWARE
REMOVE EXISTING
RT. SIDE BELT
COVER
INSTALL PULLEY
ON RH SPINDLE SHAFT -
ON TOP OF EXISTING
SPINDLE DRIVE
PULLEY
Figure 1- GC-STC install art
REMOVE U-NUT

3
PROPERLY
SERVICE
ENGINE
WITH
OIL
AND
FUEL.
FIGURE 2
FIGURE 3
RIGHT SIDE OF
CUTTER DECK SHOWN
(Note: Some parts not shown for viewing purposes.)
GC-STC install art 3
BLOWER
ASSEMBLY
CATCH
PLATE
MOUNTING
BRACKET
PIN
CARRIAGE
BOLTS
ELASTIC
STOP NUT
LOCK
WASHER
ELASTIC
STOP NUTS
AND LOCK
WASHERS
DISCHARGE CHUTE OPENING FRONT OF
CUTTER DECK
REAR OF
CUTTER DECK
VIEW FROM RIGHT SIDE
OF CUTTER DECK Figure 2- GC-STC install art

4
11. Install the blo er mounting bracket to the deck
using carriage bolts (p/n 04003-11), lock ashers,
and nuts. Do not fully tighten the hard are at
this time.
12. Install the catch plate (p/n 423297) to the blo er
assembly using carraige bolts (p/n 04003-12)
facing up ard. Secure ith lock ashers and
elastic stop nuts. Do not fully tighten the
hard are at this time.
13. Install the blo er assembly to the mounting
bracket and secure ith the mounting pin. See
Figure 3, Page 3.
14. Align the blo er assembly ith the discharge
opening of the cutter deck. Tighten the
hard are for the mounting bracket. Then
tighten the hard are for the catch plate.
15. Install the belt to the spindle pulley. When
replacing the belt, see figure belo .
16. Install the ne belt covers and secure. See
Page 8 of the Illustrated Parts list for proper
installation.
17. Install the hopper mounting bracket to the inside
of the frame on the rear of the machine. See
Figure 4.
18. Install the tubes onto the hopper mounting
brackets and secure ith the pins in the second
mounting hole from the bottom. See Figure 4.
19. Install the hinge assemblies and the bag support
frame to the tubes. Secure using the 2-1/2" bolts
in the top holes and the 2-3/4" bolts in the bottom
holes. Do Not Tighten. See Figure 4.
P/N 49452 - Right Side Hinge Assembly
P/N 49451 - Left Side Hinge Assembly
20. Install the hood to the hinge brackets using bolts
(p/n 04001-19), flat ashers (p/n 04041-07) and
elastic stop nuts (p/n 04021-09). Center the
posts ith the hood and tighten the hard are.
21. Tighten all the hard are on the hinge
assemblies.
22. Install the lanyards to the bottom bolt on the
hinge assemblies. See Figure 4.
23. Install the seal and seal retainer to the bag
support bracket using carraige bolts (p/n 04003-
02) and secure ith center lock nuts (p/n 04021-
02) and tighten. See Figure 5.
24. Install the hood springs to the hinge assemblies.
25. Install the filler tube and elbo on the inside of
the hopper hood. See Page 10 of the Illustrated
Parts List.
26. Install adapter (p/n 482272) to the blo er
assembly and secure ith the strap. See Page
8 of the Illustrated Parts List.
27. Install the hose from the blo er assembly to the
hopper hood. Secure using the 6-1/2" clamps.
28. Install the bag assemblies.
29. Operate and test.
Springs will become energized during
installation, use caution when installing.
CAUTION:
FRONT SIDE
IDLER PULLEY
BACK SIDE
IDLER PULLEY BLOWER
PULLEY
SPINDLE
PULLEY

5
FIGURE 4
FIGURE 5
Carraige Bolt
1/4-20 x 3/4"
Center Lock Nut 1/4-20
Seal
Bag Support Bracket
Seal Retainer
Figure 5 - GC-STC install art
Hopper Tubes
Hopper Mounting
Brackets
Rear Frame
Mounting Pins
Right Side Hinge
Assembly P/N 49452
Left Side Hinge
Assembly P/N 49451
Figure 4- GC-STC install art
Bag Support Frame
2-1/2" Bolt
2-3/4" Bolt
Lock Nut

6
1. Prepare the ork area making sure that it is a
clean, safe environment.
2. Remove the bag assemblies from the grass
catcher.
3. Remove the rubber strap holding the adapter to
the blo er assembly. See Figure 6.
4. Remove the pin holding the blo er assembly to
the mounting bracket on the cutter deck and
remove the blo er assembly. See Figure 6.
Figu e 6
5. Remove the t o (2) pins holding the hood
assembly to the mounting posts on the rear of the
machine. See Figure 7.
Figu e 7
4.1 GRASS CATCHER REMOVAL
INSTRUCTIONS
6. Remove the hood assembly.
7. Re-install the side discharge chute to the opening
on the cutter deck. Replace the t o outside
mounting bolts on the discharge chute ith the
clevis pins (p/n 04064-15) and rue cotter pins
(p/n 04069-03). See Figure 8.
Figu e 8
8. Never operate your mo er ithout the complete
grass catcher, all guards and covers installed, or
the discharge chute properly installed.
BLOWER
ASSEMBLY MOUNTING
BRACKET
PIN
ADAPTER
RIGHT SIDE OF
CUTTER DECK SHOWN
(Note: Some parts not shown for viewing purposes.)
GC-STC removal art 1
HOPPER MOUNTING
BRACKETS
REMOVE
MOUNTING
PINS
REAR FRAME
GC-STC removal art 2
CLEVIS PIN
P/N 04064-15
CLEVIS PIN
P/N 04064-15
RUE COTTER PIN
P/N 04069-03
DISCHARGE
CHUTE
GC-STC removal art 3

7
NOTES

8
GC-STC BLOWER HOUSING ASSEMBLY
WARNING
INSTALL BELT COVER BEFORE
OPERATING MACHINE
READ OPERATOR'S MANUAL
ROTATING BLADES AND BELTS
DANGER
DO NOT OPERATE
UNLESS GRASS CATCHER OR
DISCHARGE GUARD IS INSTALLED
STOP ENGINE BEFORE CLEANING OR SERVICING
390S0200
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