Graco TI4660C User Manual

Genuine Graco Parts and Accessories

249421 Stud Wall Foam Kit

For Fusion™ Air Purge Spray Guns

Important Safety Instructions

Read all warnings and instructions in manual 309550. Save these instructions.

To spray wall insulation foam into stud walls with a single pass.

Ref
No Part No Description Qty

1 15F240 ADAPTER, stud wall 1
2 15F854 PACKING, tip; stud wall 1
3 15F241 CAP, air; stud wall 1
4 FTM979 TIP, flat; stud wall 1

311071A

1

Use with flat pattern mix chambers only.
Order separately.

1

1

3

2

4

TI4660C

F

IG. 1

Graco Inc. P.O. Box 1441 Minneapolis, MN 55440-1441

Copyright 2005, Graco Inc. is registered to I.S. EN ISO 9001

Installation

Installation

• This kit will not work with round mix chambers
(i.e. ARXXXX). If there is a round mix cham­ber in the gun, replace it with a flat mix cham­ber. Smaller flat mix chambers can be
ordered for lower fluid flow applications. See
Flat Mix Chamber Kit chart.

Flat Mix
Chamber Kit*

AF5252 Standard 15 lb/min (6.81 kg/min)
AF0052† Special 15 lb/min (6.81 kg/min)
AF4242 Standard 11 lb/min (4.99 kg/min)
AF0042† Special 11 lb/min (4.99 kg/min)
AF2929 Standard 7 lb/min (3.18 kg/min)
* Includes mix chamber and cleanout tool.

† Extended wear life for abrasive materials.

• A FTM979 Stud Wall Tip is included in this kit.

Type Flow Rate (approx.) at

1000 psi (7.0 MPa, 70 bar)

NOTE: FTM762 Stud Wall Tip is available for

lower fluid flow applications as an accessory.

3. Place the stud wall tip (4) onto the packing (2) and
tighten the air cap (3) with light hand force.

Overtightening may distort the packing inside the
mix chamber. Reopen the hole with the 0.94 in.
(3/32 in, 2.39 mm) drill bit provided if necessary.

4. Adjust the tip orientation with a standard 5/16 in. nut
driver (provided with gun). See F

F

IG. 2

IG. 2.

TI3867A

Cleaning Tips

FTM979
Stud Wall Tip

FTM762
Stud Wall Tip

Pattern size 22 in. (559 mm) 14 in. (355.6 mm)
Spray distance 2 ft. (0.61 m) 2 ft. (0.61 m)

Fluid flow‡

15 lb/min
(6.81 kg/min)

13 lb/min
(5.90 kg/min)

‡ When used with mix chamber AR5252 at 1000 psi

(7.0 MPa, 70 bar).

• The small plastic o-ring on the end of the flat
mix chamber must be removed.

1. Remove the existing air cap (round or flat) from the
Fusion Gun and replace it with the adapter (1).
Thread the adapter onto the mix chamber until it
bottoms out.

2. Insert the packing (2) through the center of the
adapter (1) with the stepped end facing the mix
chamber.

1. If the pattern begins to shrink or becomes distorted,
relieve pressure (see your gun manual) and clean
the internal dome of the tip (4) with the tip cleanout
tool (15D234). See F

IG. 3.

2. Clean out the inside diameter of the packing (2) and
the flat mix chamber with a 0.94 in. (3/32 in, 2.39
mm) dia. drill bit (Graco cleanout tool kit 246624).

3. Add a thin layer of lubricant on the outside faces of
the air cap (3) to ease cleaning.

End for Stud
Wall Tips

End for Air
Purge Tips

IG. 3

F

TI4244A

All written and visual data contained in this document reflects the latest product information available at the time of publication.

Graco reserves the right to make changes at any time without notice.

MM 311071

Graco Headquarters: Minneapolis

International Offices: Belgium, China, Japan, Korea

GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441

www.graco.com

Printed in USA 311071A

5/2005