For plural component, impingement mix air purge spray gun with ClearShot™ Liquid
technology. For professional use only.
For use with non-flammable foam and polyurea. Not for use in explosive atmospheres.
3500 psi (24.5 MPa, 245 bar) Maximum Fluid Working Pressure
80-130 psi (0.56-0.9 MPa, 5.6-9.0 bar) Air Inlet Pressure Range
200° F (94° C) Maximum Fluid Temperature
Important Safety Instructions
Read all warnings and instructions in this
manual. Save these instructions.
* To calculate flow in lb/min, multiply gpm rate by 10.
Example: 2 gpm x 10 = 20 lb/min.
0
500
(3.5, 35)
1000
(6.9, 69)
1500
(10.3, 103)
2000
(13.8, 138)
2500
(17.4, 172.4)
3000
(20.7, 207)
3500
(24.1, 241)
PRESSURE in psi (MPa, bar)
Wide Round Pattern Gun
Mix Chamber
Impingement
Gun Kit,
Series
Part
Port Size
in. (mm)
Equivalent
Size
CS22WD, BWD22220.022 (0.56)N/A8-9 (203-229)4.5 lb/min at 1000 psi
Pattern Diameter at
24 in. (610 mm) to
Target
in. (mm)
Equivalent Flow to
Mix Chamber Size
Reference Part
CS00WD, BWD00000.028 (0.71)-0015 (381.0)RD0000
CS01WD, BWD01010.039 (0.99)-0116 (406.4)RD0101
CS02WD, BWD02020.046 (1.17)-0218 (457.2)RD0202
CS03WD, BWD03030.057 (1.45)-0318 (457.2)RD0303
6312666Y
Warnings
Warnings
The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The
exclamation point symbol alerts you to a general warning and the hazard symbol refers to procedure-specific risk.
Refer back to these warnings. Additional, product-specific warnings may be found throughout the body of this manual
where applicable.
WARNING
PERSONAL PROTECTIVE EQUIPMENT
Always wear appropriate personal protective equipment and cover all skin when spraying, servicing
equipment, or when in the work area. Protective equipment helps prevent serious injury, including
long-term exposure; inhalation of toxic fumes, mists or vapors; allergic reaction; burns; eye injury and
hearing loss. This protective equipment includes but is not limited to:
•A properly fitting respirator, which may include a supplied-air respirator, chemically impermeable
gloves, protective clothing and foot coverings as recommended by the fluid manufacturer and local
regulatory authority.
•Protective eyewear and hearing protection.
SKIN INJECTION HAZARD
High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just
a cut, but it is a serious injury that can result in amputation. Get immediate surgical treatment.
•Do not point gun at anyone or at any part of the body.
•Do not put your hand over the spray tip.
•Do not stop or deflect leaks with your hand, body, glove, or rag.
•Engage trigger lock when not spraying.
•Follow Pressure Relief Procedure in this manual, when you stop spraying and before cleaning,
checking, or servicing equipment.
BURN HAZARD
Equipment surfaces and fluid that’s heated can become very hot during operation. To avoid severe
burns, do not touch hot fluid or equipment. Wait until equipment/fluid has cooled completely.
FIRE AND EXPLOSION HAZARD
Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent
fire and explosion:
•Use equipment only in well ventilated area.
•Eliminate all ignition sources; such as pilot lights, cigarettes, portable electric lamps, and plastic drop
cloths (potential static arc).
•Keep work area free of debris, including solvent, rags and gasoline.
•Do not plug or unplug power cords, or turn power or light switches on or off when flammable fumes
are present.
•Ground all equipment in the work area. See Grounding instructions.
•Use only grounded hoses.
•Hold gun firmly to side of grounded pail when triggering into pail.
•If there is static sparking or you feel a shock, stop operation immediately. Do not use equipment
until you identify and correct the problem.
•Keep a working fire extinguisher in the work area.
312666Y7
Warnings
WARNING
EQUIPMENT MISUSE HAZARD
Misuse can cause death or serious injury.
•Do not operate the unit when fatigued or under the influence of drugs or alcohol.
•Do not exceed the maximum working pressure or temperature rating of the lowest rated system
component. See Technical Specifications in all equipment manuals.
•Use fluids and solvents that are compatible with equipment wetted parts. See Technical Specifications in all equipment manuals. Read fluid and solvent manufacturer’s warnings. For
complete information about your material, request MSDS forms from distributor or retailer.
•Check equipment daily. Repair or replace worn or damaged parts immediately with genuine
manufacturer’s replacement parts only.
•Do not alter or modify equipment.
•Use equipment only for its intended purpose. Call your distributor for information.
•Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces.
•Do not kink or over bend hoses or use hoses to pull equipment.
•Keep children and animals away from work area.
•Comply with all applicable safety regulations.
PRESSURIZED ALUMINUM PARTS HAZARD
Do not use 1,1,1-trichloroethane, methylene chloride, other halogenated hydrocarbon solvents or fluids
containing such solvents in pressurized aluminum equipment. Such use can cause serious chemical
reaction and equipment rupture, and result in death, serious injury, and property damage.
8312666Y
Important Isocyanate (ISO) Information
Important Isocyanate (ISO) Information
Isocyanates (ISO) are catalysts used in two component materials.
Isocyanate Conditions
Spraying or dispensing fluids that contain isocyanates creates potentially harmful mists, vapors, and atomized
particulates.
•Read and understand the fluid manufacturer’s warnings andSafety Data Sheet (SDS) to know specific
hazards and precautions related to isocyanates.
•Use of isocyanates involves potentially hazardous procedures. Do not spray with this equipment unless you
are trained, qualified, and have read and understood the information in this manual and in the fluid
manufacturer’s application instructions and SDS.
•Use of incorrectly maintained or mis-adjusted equipment may result in improperly cured material.which
could cause off gassing and offensive odors. Equipment must be carefully maintained and adjusted
according to instructions in the manual.
•To prevent inhalation of isocyanate mists, vapors and atomized particulates, everyone in the work area
must wear appropriate respiratory protection. Always wear a properly fitting respirator, which may include
a supplied-air respirator. Ventilate the work area according to instructions in the fluid manufacturer’s SDS.
•Avoid all skin contact with isocyanates. Everyone in the work area must wear chemically impermeable
gloves, protective clothing and foot coverings as recommended by the fluid manufacturer and local
regulatory authority. Follow all fluid manufacturer recommendations, including those regarding handling of
contaminated clothing. After spraying, wash hands and face before eating or drinking.
•Hazard from exposure to isocyanates continues after spraying. Anyone without appropriate personal
protective equipment must stay out of the work area during application and after application for the time
period specified by the fluid manufacturer. Generally this time period is at least 24 hours.
•Warn others who may enter work area of hazard from exposure to isocyanates. Follow the
recommendations of the fluid manufacturer and local regulatory authority. Posting a placard such as the
following outside the work area is recommended:
TOXIC FUMES
HAZARD
DO NOT ENTER DURING
SPRAY FOAM APPLICATION
OR FOR ___ HOURS AFTER
APPLICATION IS COMPLETE
DO NOT ENTER UNTIL:
DATE:
TIME:
312666Y9
____________
____________
ClearShot Liquid
Material Self-ignition
Some materials may become self-igniting if applied
too thick. Read material manufacturer’s warnings
and Safety Data Sheet (SDS).
Keep Components A and B
Separate
Cross-contamination can result in cured material in
fluid lines which could cause serious injury or
damage equipment. To prevent cross-contamination:
•Never interchange component A and component
B wetted parts.
•Never use solvent on one side if it has been
contaminated from the other side.
NOTE: The amount of film formation and rate of
crystallization varies depending on the blend of ISO, the
humidity, and the temperature.
Foam Resins with 245 fa
Blowing Agents
Some foam blowing agents will froth at temperatures
above 90°F (33°C) when not under pressure, especially
if agitated. To reduce frothing, minimize preheating in a
circulation system.
Changing Materials
NOTICE
Changing the material types used in your equipment
requires special attention to avoid equipment damage
and downtime.
•When changing materials, flush the equipment
multiple times to ensure it is thoroughly clean.
•Always clean the fluid inlet strainers after flushing.
Moisture Sensitivity of
Isocyanates
Exposure to moisture (such as humidity) will cause ISO
to partially cure, forming small, hard, abrasive crystal
that become suspended in the fluid. Eventually a film will
form on the surface and the ISO will begin to gel,
increasing in viscosity.
NOTICE
Partially cured ISO will reduce performance and the
life of all wetted parts.
•Always use a sealed container with a desiccant
dryer in the vent, or a nitrogen atmosphere. Never
store ISO in an open container.
•Keep the ISO pump wet cup or reservoir (if
installed) filled with appropriate lubricant. The
lubricant creates a barrier between the ISO and
the atmosphere.
•Use only moisture-proof hoses compatible with
ISO.
•Never use reclaimed solvents, which may contain
moisture. Always keep solvent containers closed
when not in use.
•Always lubricate threaded parts with an appropriate lubricant when reassembling.
•Check with your material manufacturer for
chemical compatibility.
•When changing between epoxies and urethanes
or polyureas, disassemble and clean all fluid
components and change hoses. Epoxies often
have amines on the B (hardener) side. Polyureas
often have amines on the B (resin) side.
ClearShot Liquid
Read material MSDS to know specific hazards and
precautions related to ClearShot Liquid.
10312666Y
Overall View
F
U
Overall View
L
X
D
FIG. 1
C
N
M
Y
P
V
S
A
T
H
E
W
TI11324a
R
Key:
AA Side Fluid Valve (ISO)
BB Side Fluid Valve (RESIN) (not shown)
CFront Cover Retainer
DAir Line Quick Coupler
EBreather Plug
FFluid Housing (under cover)
HHandle
LPiston Safety Lock/Flow Selector Knob
M Gun Fluid Manifold
NMix Chamber Nozzle
POptional Fluid Inlets (A Side Shown)
RClearShot Liquid Cartridge
SFluid Inlet Swivels (A Side Shown)
TTrigger
312666Y11
UFront Cover
VGun Air Whip Hose
W Air Valve
XVariable Flow Adjustment Knob
YManifold Check Valve/Inlet Screen Housing
Grounding
Grounding
Check your local electrical code and proportioner
manual for detailed grounding instructions.
Ground the spray gun through connection to a
Graco-approved grounded fluid supply hose.
Piston Safety Lock
Engage piston safety lock whenever you stop spraying
to avoid accidental triggering.
Engage
To engage piston safety lock, push knob in and turn
clockwise. If engaged, gun will not actuate.
Engaged
TI11326a
FIG. 2
Disengage
To disengage piston safety lock, push knob in and turn
counterclockwise until it pops out. There will be a gap
between knob and gun body.
Disengaged
TI12240a
FIG. 3
12312666Y
Remove Front Cover
Remove Front Cover
1. Follow Pressure Relief Procedure, page 17.
2. Ensure fluid valves A and B are closed before
turning front cover retainer (C).
C
A
TI11327a
FIG. 4
Loss of Air Pressure
In event of loss of air pressure, gun will continue to
spray. To shut off gun, do one of the following:
•Push in piston safety lock, see page 13.
•Close fluid valves A and B.
A
TI11327a
FIG. 5
312666Y13
Setup
Setup
1. Close fluid valves A and B.
TI11328a
FIG. 6
2. Connect A (ISO) and B (RESIN) fluid hoses to fluid
manifold.
TI11329a
F
IG. 7
3. Purge air from fluid lines using feed pump pressure
only (less than 500 psi (3.5 MPa, 35 bar)).
6. Connect gun air whip hose (V) air valve (W) to main
air hose. Assemble fluid manifold (M) to gun by
hand, and then tighten bolt.
7. Connect air line to quick coupler (D). Turn on air.
Open air valve (W). Air should flow from nozzle (N).
N
M
FIG. 9
8. Apply layer of lubricant over front cover of gun and
front cover retainer, or use gun cover to prevent
overspray buildup and ease disassembly.
9. Disengage piston safety lock, page 13.
D
V
W
TI11331a
a. Ensure fluid valves are closed. Open fluid
manifold check valves 2 to 2-1/2 turns.
b. Open fluid valves and wait for all air to bleed
from fluid hoses.
c. Close fluid valves and retighten fluid manifold
10. Trigger gun to check for full mix chamber travel and
to prime ClearShot Liquid dosing pump. See
ClearShot Liquid Cartridge Installation/Removal,
page 22.
14312666Y
Shutdown
11. Engage piston safety lock, page 13.
TI11326a
FIG. 11
12. Turn on proportioner.
13. Open B (RESIN) fluid valve. Then open A (ISO) fluid
valve.
15. Test spray onto cardboard. Adjust pressure and
temperature to get desired results.
TI11334a
FIG. 14
16. The gun is now ready to spray.
NOTICE
Air supply is required for gun actuation. Do not
disconnect gun air supply until fluid pressure is
relieved, page 17.
Shutdown
FIG. 12
14. Disengage piston safety lock, page 13.
TI12240a
FIG. 13
TI11333a
Overnight Shutdown
1. Follow Pressure Relief Procedure, page 17.
2. See Maintenance, page 24.
312666Y15
Pressure Relief Procedure
Pressure Relief Procedure
4. Trigger gun onto cardboard or into waste container
1. Engage piston safety lock, page 13.
TI11326a
FIG. 15
NOTICE
Air supply is required for gun actuation. Do not
disconnect gun air supply until fluid pressure is
relieved.
2. Close fluid valves A and B. Leave air valve (W)
open.
FIG. 18
5. Engage piston safety lock, page 13.
to relieve pressure.
TI11336a
Fluid in the hose and proportioner is still under
pressure. Follow the Pressure Relief Procedure in the
proportioner manual.
To relieve pressure in the hose manifold after the
gun is removed, place the fluid manifold over
containers, facing away from you. Ensure fluid
valves are closed. Very slowly open fluid
manifold check valves 2 to 2-1/2 turn. Under high
pressure, fluid will spray sideways from the fluid
ports.
W
A
TI11327a
FIG. 16
3. Disengage piston safety lock, page 13.
TI12240a
FIG. 17
16312666Y
TI11337a
Optional Hose Position
Optional Hose Position
Fluid inlet swivel fittings point to rear. If desired, these
positions can be changed so hoses point downward.
NOTICE
To prevent cross-contamination of gun’s wetted parts,
do not interchange A component (isocyanate) and B
component (resin) parts.
1. Follow Pressure Relief Procedure, page 17. Also
relieve system pressure, see proportioner manual.
2. Disconnect air (D) and remove fluid manifold (M).
M
D
4. Apply thread sealant to plugs (1e), elbows (35), and
male threads of fluid valve assemblies. Install
elbows (35) in optional inlets, facing down. Install
fluid valve assemblies in elbows. Be sure to install A
fluid assembly in A side. Install plugs where swivels
had been. Torque all parts to 235-245 in-lb
(26.6-27.7 N•m).
1e
FIG. 21
5. Connect A and B hoses to A and B swivels.
6. Attach fluid manifold. Connect air. Return gun to
service.
TI12085a
TI11330a
F
IG. 19
3. Disconnect fluid hoses from inlet swivels (A, B).
Remove fluid valve assemblies. Remove plugs from
optional inlets (P).
B
P
A
FIG. 20
TI11329a
312666Y17
Flat Spray Tips
Flat Spray Tips
1. Follow Pressure Relief Procedure, page 17.
2. Unscrew and remove front cover retainer (C).
3. Remove front cover (U) and o-ring (2b). Inspect
o-ring.
4. Remove tip retainer (46) and tip (21). Inspect o-ring
(47).
5. Remove fluid housing (F). Loosen A and B side
seals. Slide flat mix chamber (14) out rear of fluid
housing.
47
21
14
46
U
C
F
IG. 22
NOTE: If tip is stuck, pry off with small screwdriver or
pull off with pliers. Tip is hardened to resist damage.
6. To clean, soak tip in compatible solvent. Clean
gently with tip cleanout tool 15D234; page 56 for
details of tool.
F
TI12087a
8. Reposition tip horizontally or vertically, or install
different tip size.
TI12088a
TI2648a
FIG. 23
NOTE: Tips marked on back with last three digits of part
number. See Flat Tip Kits, page 50.
9. Reinstall fluid housing (F) to handle.
10. Reinstall front cover (U) and front cover retainer (C).
7. Reassemble in reverse order.
a. Insert mix chamber (14) from rear of fluid
housing.
b. Tighten A and B side seals on fluid housing.
c. Assemble o-ring (47), tip (21), and tip retainer
(46) to front of mix chamber (14).
18312666Y
Variable Flow
y
Variable Flow
Operation
NOTE: The variable flow feature is designed to provide
immediate adjustment between a full flow pattern
(determined by mix chamber size) and a user defined
reduced flow pattern.
Stop/Flow
Selector
Knob
Variable
Flow
Adjustment
Knob
FIG. 24
Reduced Flow
To spray a reduced flow pattern, push in and turn flow
selector knob to variable flow position. See FIG. 25.
Full Flow
To return to a full flow pattern, push in and turn flow
selector knob to full flow position. See FIG. 25.
TI12240a
3. To increase variable flow: push in and turn
variable flow knob counterclockwise.
To decrease variable flow: push in and turn
variable flow knob clockwise.
Variable
Flow
Adjustment
Knob
TI11344a
FIG. 26
NOTE: The variable flow adjustment knob cannot be
adjusted when the flow selector knob is in the safety
stop position. See FIG. 25.
The variable flow adjustment knob locks into detents
every 15°. Ensure knob is locked into a detent before
proceeding to step 5.
4. Turn air valve ON, and open fluid valves. Verify that
flow selector knob is set to the variable flow
position. See FIG. 25.
5. Test spray pattern on cardboard. Repeat steps 1
through 6 until desired spray pattern is reached.
Change Variable Flow
Adjustment Knob
1. Turn air valve (W) OFF.
2. Turn flow selector knob to variable flow position.
See FIG. 25.
OFF
Full Flow
Variable
Flow
FIG. 25
312666Y19
Safety
Stop/Flow
Selector
Knob
Variable
Flow
Adjustment
Knob
TI11345a
FIG. 27
TI11334a
ClearShot Liquid Cartridge Installation/Removal
ClearShot Liquid Cartridge Installation/Removal
NOTE: If ClearShot Liquid cartridge removal or
installation is difficult, lubricate cartridge o-rings and/or
cartridge bore with a few drops of ClearShot Liquid.
Water-based lubricants can be used as well.
NOTE: Do not use Fusion grease or other petroleum- or
vegetable-based lubricants. They will cause cartridge
o-rings to swell and stick inside gun handle.
Install ClearShot Liquid
Cartridge
1. Follow Pressure Relief Procedure, page 17.
2. Remove plastic cap from new ClearShot Liquid
cartridge.
3. Insert cartridge into gun handle. Ensure cartridge
tabs are aligned correctly with cartridge tab
recesses in gun handle.
TI113341a
FIG. 29
4. After cartridge is fully inserted, turn cartridge 1/4
turn clockwise to lock it into gun handle.
FIG. 28
TI113340a
TI113342a
F
IG. 30
5. Turn air valve ON and prime ClearShot Liquid
dosing pump.
a. Trigger gun 20 times to prime dosing pump.
b. Trigger gun onto cardboard to see dosed
ClearShot Liquid.
6. Resume spraying.
20312666Y
ClearShot Liquid Cartridge Installation/Removal
Remove ClearShot Liquid
Cartridge
1. Follow Pressure Relief Procedure, page 17.
2. Turn air valve (W) OFF.
3. Push in and turn cartridge 1/4 turn counterclockwise
(viewed from bottom).
TI11338a
F
IG. 31
4. Pull cartridge out of gun handle.
Troubleshooting
For ClearShot Liquid cartridge troubleshooting, see
Troubleshooting on page 30.
TI11339a
FIG. 32
312666Y21
Maintenance
Maintenance
Supplied Tool Kit
•Hex Nut Driver; 5/16
•Screwdriver; 1/8 blade
•Nozzle Drill Bit; various sizes depending on nozzle
size. See Table 1.
•Impingement Port Drill Bit; various sizes depending
on port size. See Table 3.
•117661 Pin Vise; dual reversible chucks
Reversible
Reversible
TI3684a
FIG. 33
•15B817 Flush Manifold
Keep Gun Clean
Daily
Follow Shutdown, page 16.
Weekly to Monthly
1. Clean Mix Chamber and Side Seal Assemblies,
page 37. Check o-rings.
2. Clean Check Valves, page 40. Check o-rings and
filters.
Flush Gun
1. Follow Pressure Relief Procedure, page 17.
2. Flush with compatible solvent into a grounded metal
pail, holding a metal part of fluid manifold firmly to
side of pail. Use lowest possible fluid pressure when
flushing.
3. Follow Pressure Relief Procedure, page 17.
Keep gun clean with accessory gun cover, page 55.
Applying a light coat of lubricant will make cleaning
easier.
NOTE: For a more thorough flush, a solvent flush kit
(256510 248229) is available as an accessory.
Clean Outside of Gun
As Needed
Wipe off outside of gun with compatible solvent. Use
1. Clean Outside of Gun, page 25.
2. Clean Mix Chamber Nozzle, page 27, a minimum
of once a day.
3. Clean Breather Plug, page 25.
4. Clean Fluid Manifold, page 26.
5. Clean Passages, page 28.
6. Clean Impingement Ports, page 28.
7. Adjust Fluid Valve Packings, page 26.
22312666Y
N-Methylpyrrolidone (NMP), Dynasolve CU-6, Dzolv, or
an equivalent to soften cured material.
NOTICE
These solvents are not recommended for flushing;
use only for cleaning.
Maintenance
Clean or Replace Front
Cover and Retainer
Soak front cover retainer (C) and front cover (U) in
compatible solvent. Brush or wipe clean. Replace as
needed.
Clean Breather Plug
Remove and clean breather plug with compatible
solvent.
Clean Fluid Manifold
Clean fluid manifold fluid ports with compatible solvent
and brush whenever removed from gun. Do not damage
the internal sealing surfaces. Fill fluid ports with grease
if left exposed, to seal out moisture.
Fluid Ports
3. Remove fluid screens by unthreading them from
fluid manifold.
NOTICE
To prevent cross-contamination of the check valves,
do not interchange A component and B component
parts. The A component check valve is marked with
an A.
4. Clean or replace fluid screens. See Accessories,
page 55.
5. Carefully inspect o-rings and fluid screen surfaces.
Replace if worn or damaged.
6. Liberally lubricate o-rings and reassemble. Use a
hex nut driver to tighten.
Adjust Fluid Valve Packings
Periodic adjustment may be necessary to stop fluid
leakage. If fluid valve is leaking, adjust the packings:
1. Follow Pressure Relief Procedure, page 17.
TI12089a
FIG. 34:
Clean or Replace Fluid Screens
1. Follow Pressure Relief Procedure, page 17.
2. Relieve pressure in hose manifold after gun is
removed.
a. Place the fluid manifold over containers, facing
away from you.
b. Ensure fluid valves are closed.
c. Very slowly open fluid manifold check valves 2
to 2-1/2 turn. Under high pressure, fluid will
spray sideways from the fluid ports.
2. Loosen set screw and remove valve handle.
3. Turn valve packing nut clockwise in 1/8-turn
increments until leak is corrected.
4. Re-pressurize system then check for leaks. Repeat
procedure as necessary.
1/8
TI19008a
F
IG. 36
TI11337a
FIG. 35
312666Y23
Maintenance
Clean Mix Chamber Nozzle
1. Engage piston safety lock, page 13.
TI11326a
F
IG. 37
2. Refer to Table 1. Also see identification chart under
Drill Bit Kits, page 53. Use appropriate size drill bit
to clean mix chamber nozzle (N).
N
Clean Passages
If necessary, clean out passages in fluid housing and
handle with drill bits. All drill bits are available in an
accessory kit. Order kit 256526 for ClearShot Handle
Drill Kit; see Accessories, page 55.
FIG. 38
Table 1: Nozzle Drill Bit Sizes
Round SprayFlat Spray
Mix
Chamber
RD2020#58, 0.042
RD0000#55, 0.052
RD0101#53, 0.060
RD47470.045
RD0202#50, 0.070
RD0303#44, 0.086
Drill Size
in. (mm)
(1.00)
(1.30)
(1.50)
(1.15)
(1.75)
(2.15)
Mix
Chamber
FL20203/32, 0.094
FL00003/32, 0.094
FL01013/32, 0.094
FL02023/32, 0.094
TI12090a
Drill Size
in. (mm)
(2.35)
(2.35)
(2.35)
(2.35)
24312666Y
Maintenance
Clean Impingement Ports
1. Follow Pressure Relief Procedure, page 17.
2. Disconnect air (D) and remove fluid manifold (M).
M
D
TI11330a
F
IG. 39
3. Flush Gun, page 25. If gun will not flush, see Mix
Chamber and Side Seal Assemblies, page 37.
4. Remove Front End, page 35.
5. Loosen A and B side seals two turns.
6. Pull out mix chamber from back of fluid housing.
See Table 2 for appropriate size drill to clean ports.
Also see identification chart under Drill Bit Kits,
page 53.
Table 2: Impingement Port Drill Bit Sizes
Mix
Chamber
RD2020#76, 0.020 (0.50)#53, 0.060 (1.50)
RD0000#69, 0.029 (0.70)#53, 0.060 (1.50)
RD0101#58, 0.042 (1.00)N/A
RD47470.045 (1.15)N/A
RD0202#55, 0.052 (1.30)N/A
RD0303#53, 0.060 (1.50)N/A
FL2020#76, 0.020 (0.50)#53, 0.060 (1.50)
FL0000#69, 0.029 (0.70)#53, 0.060 (1.50)
FL0101#58, 0.042 (1.00)N/A
FL0202#55, 0.052 (1.30)N/A
Impingement Port
(IP) Drill Bit Size
in. (mm)
Counter-bore (CB)
Drill Bit Size in.
(mm)
7. Push mix chamber back into position.
8. Tighten A and B side seals.
9. Attach Front End, page 36.
10. Attach fluid manifold (M). Connect air (D). Return
gun to service.
NOTE: Some mix chambers have counter bored holes
and require two drill sizes to clean impingement ports
completely.
Impingement Port
IP
CB
Mix Chambers RD and
FL, 2020 and 2929
CB
Mix Chambers RD and FL,
TI12097d
IP
TI3533a
4242 or larger
FIG. 40
312666Y25
Troubleshooting
Troubleshooting
1. Follow Pressure Relief Procedure, page 17,
before checking or repairing gun.
2. Check all possible problems and causes before
disassembling gun.
Excessive purge air when fluid
valves are closed and gun is
Damaged/missing fluid housing o-ring
(2c).
Replace. See Parts, page 44.
de-triggered.
Fluid does not shut off when fluid
Damaged fluid valves (1b).Replace. See Parts, page 44.
valves are closed.
Burst of air from muffler when gun is
Normal.No action required.
triggered.
312666Y27
Troubleshooting
PROBLEMCAUSESOLUTION
Steady air leakage from muffler.Damaged air valve o-rings (4d).Replace. See Air Valve, page 43.
Damaged piston o-rings (4a, 4c).Replace. See Piston, page 41.
Air leakage from front air valve.Damaged air valve o-rings (4d).Replace. See Air Valve, page 43.
Air leak between handle and fluid
Damaged o-ring (2c or 2d).Replace. See Parts, page 44.
housing.
Cannot tighten front cover retainer
(20) until it bottoms out.
Gun does not dose ClearShot
Liquid.
Installing round mix chamber front
cover on a flat tip gun.
Inspect front cover for flat tips
256416 and for round tips 256414.
Empty ClearShot Liquid cartridge.Replace. See ClearShot Liquid
Cartridge Installation/Removal,
page 22.
ClearShot Liquid dosing pump is not
primed.
Prime dosing pump. See ClearShot
Liquid Cartridge
Installation/Removal, page 22.
Damaged cartridge o-rings.Replace. See ClearShot Liquid
Cartridge Installation/Removal,
page 22.
Damaged or cracked cartridge.Replace. See ClearShot Liquid
Cartridge Installation/Removal ,
page 22.
Damaged dosing piston.Repair. See Piston, page 41.
Excessive ClearShot Liquid dosing;
producing less than 1000 doses per
cartridge.
ClearShot Liquid cartridge
installation or removal is difficult.
Non-regulated air supply to gun.Regulate air supply to gun.
Excessive air pressure at gun.Regulate air supply to 80 psi (0.56
MPa, 5.6 bar).
Damaged or dirty o-rings on air piston
and/or dosing piston.
Friction between cartridge o-rings and
cartridge bore.
Repair or clean o-rings. See Piston,
page 41.
Lubricate cartridge o-rings and/or
cartridge bore with a few drops of
ClearShot Liquid. See, page 22.
ClearShot Liquid cartridge is
pressure locked in cartridge bore.
Cartridge is empty. Temporary
cartridge pressure lock.
Engage piston safety lock and trigger
gun 20 times to bleed pressure in
cartridge. See ClearShot Liquid Cartridge Installation/Removal,
page 22.
28312666Y
Theory of Operation
Theory of Operation
Gun Triggered (Fluid Spraying)
Mix chamber (14) moves back, shutting off purge air
flow. Impingement ports (IP) align with fluid ports of side
seals (42, 43), allowing fluid to flow through mix
chamber nozzle (N).
NOTE: Flow paths are not shown to scale, for clarity.
CSL is dosed into purge air.
ACIPN
14
Gun Detriggered (Air Purging)
Mix chamber (14) moves forward, shutting off fluid flow.
Impingement ports (IP) open to air chamber (AC),
allowing purge air to flow through mix chamber nozzle
(N).
NOTE: Flow paths are not shown to scale, for clarity.
CSL is dosed into purge air.
N
IP
AC
AC
14
Air
CSL
Fluid
TI12123a_1
Air
CSL
CSL + Air
Fluid
TI12124a
312666Y29
Theory of Operation
Cutaway View
2 (Fluid Housing Assembly; see page 44)
3
4 (Piston Assembly; see page 44)
14
19
20
45
44
42
6
15
15
5
23
17
13
16
9
1 (Hose Manifold Assembly; see page 48)
TI12091a
30312666Y
Repair
Repair
Tools Required
Tools required to complete gun repair procedures:
•adjustable wrench
•flat head screwdriver (included)
•5/16 hex nut driver (included)
Lubrication
See page 55 to order lubricant. Liberally lubricate all
o-rings, seals, and threads.
NOTE: Do not lubricate o-ring, seals, and threads on
ClearShot Liquid cartridge.
Remove Front End
Proper attachment of front end is critical. Do not
operate gun if front end is loose or not snug against
handle.
If front cover retainer (C) and front cover (U) are stuck
due to material buildup, do not force it by turning
entire front end. Soak front of gun in solvent to soften
cured material and free front cover and front cover
retainer.
3. Use hex nut driver to remove fluid manifold (M).
4. Unscrew and remove front cover retainer (C).
7. Inspect fluid housing o-rings for wear or damage.
Replace if necessary.
312666Y31
Repair
Attach Front End
Proper attachment of front end is critical. Do not
operate gun if front end is loose or not snug against
handle.
1. Engage piston safety lock, page 13.
TI11326a
F
IG. 43
4. Turn fluid housing 1/4 turn clockwise to engage
slots.
TI12094d
FIG. 45
5. Replace front cover (U).
6. Screw on front cover retainer (C).
F
U
C
2b
2. Liberally lubricate o-rings (2c, 2d) and reassemble
on fluid housing. Insert keyed end of mix chamber
(14) in socket of piston assembly (4).
2d
2c
TI12129d
FIG. 44
3. Push fluid housing (F) flush to handle.
14
4
TI12092d
FIG. 46
32312666Y
Repair
Mix Chamber and Side Seal
Assemblies
See Models/Mix Chamber Selection Guide, page 4,
for available mix chamber sizes.
1. Follow Pressure Relief Procedure, page 17.
2. Remove fluid manifold (M). Leave air connected.
M
TI12095a
FIG. 47
3. Flush gun to remove residual A and B components.
See Flush Gun, page 25. Follow Pressure Relief Procedure, page 17.
6. Use hex nut driver to remove side seal assemblies
(42, 43).
B
43
F
FIG. 49
7. Push on front of mix chamber (14) to loosen. Pull
mix chamber out rear of fluid housing (F). Inspect
for damage and Clean Impingement Ports, page
28.
NOTICE
To prevent cross-contamination of the gun’s wetted
parts, mix chamber is marked with an A and a notch
on back edge. Be sure the A side of mix chamber is
on the A side of gun.
8. Apply thin coat of lubricant to mix chamber (14).
Install mix chamber. Etched A and notch must be on
same side as A on fluid housing. Mix chamber is
keyed to fit in fluid housing.
42
A
TI12096d
4. Disconnect air (D).
D
TI12086a
FIG. 48
5. Remove Front End, page 35.
NOTICE
To prevent cross-contamination of side seal
assemblies, do not interchange A component and B
component parts. The A component assembly is
marked with an A.
14
B
A
FIG. 50
NOTICE
To prevent cross-contamination of side seal
assemblies, do not interchange A component and B
component parts. The A component assembly is
marked with an A.
9. Push down on seal housing (42a) and turn so side
seal detents unlock and remove.
10. Carefully inspect side seal assembly o-rings and
surfaces. Replace worn or damaged parts. Liberally
lubricate o-rings (42d, 42e) and reassemble.
TI12097d
312666Y33
Repair
11. Line up tabs on seal (42c) and seal housing (42a);
insert seal into housing. Push down on seal and turn
to lock in place.
Line up tabs
42d
42c
42b
FIG. 51
12. Check for proper spring (42b) operation, and that
the seal (42c) rotates slightly in the seal housing
(42a) detents.
When the seal is installed correctly the spring will be
flexible and all four cross holes of the seal will be
completely visible. See FIG. 52 for an example of
the correct and incorrect seal installation.
42e
{
42a
TI12098b
13. Liberally lubricate and reinstall side seal assemblies
(42, 43). Use hex nut driver to tighten.
B
A
43
F
FIG. 53
14. Attach Front End, page 36.
15. Connect air, and trigger the gun a few times to
check for leaks. If purge air leaks from mix chamber
nozzle when gun is triggered, inspect mix chamber
and side seals. Correct the problem before
attaching fluid manifold.
16. Attach fluid manifold (F). Connect air. Return gun to
service.
3. Flush gun to remove residual A and B components.
See Flush Gun, page 25. Follow Pressure Relief Procedure, page 17.
6. Disassemble check valves using a flat head
screwdriver.
44e
FIG. 56
.
NOTICE
Damaged check valve o-rings (44e, 44f) may result in
external leakage. Replace o-rings if they are
damaged.
7. Clean and inspect all parts. Thoroughly inspect
o-rings (44e, 44f). Press on ball (44b) to test check
valve for proper movement and spring action.
Replace individual check valve parts as needed.
4. Disconnect air (D).
D
TI12086a
FIG. 55
NOTICE
To prevent cross-contamination of the check valves,
do not interchange A component and B component
parts. The A component check valve is marked with
an A.
5. Use hex nut driver to remove check valves (44, 45).
F
44e
44d
44c
44b
45
44a
44f
TI12099d
F
IG. 57
8. Liberally lubricate o-rings (44e, 44f) and carefully
reinstall in fluid housing (F). Use hex nut driver to
tighten.
9. Attach fluid manifold (M). Connect air (D). Return
gun to service.
312666Y35
Repair
Piston
1. Follow Pressure Relief Procedure, page 17.
2. Disconnect air (D) and remove fluid manifold (M).
*Includes installation tools and side seal springs.
44312666Y
2b2c2d3a4a4c42d,
43d
42e,
43e
44e,
45e
44f,
45f
Parts
Complete O-ring Kit Placement
Guide
Each o-ring in kit 256490 is labeled by the reference number. See the table entry for 256490 in O-ring Repair Kits
on page 51 for the quantity of each.
42d, 44e
43d, 45e
3a
2d
4c
1b
2c
Check Valve Filter Screen
Kits
Kits include 10 filter screens.
The 80 mesh filter screen is standard with gun.
For cleaning gun ports and orifices. Illustrations are actual size for comparison.
NOTE: Not all sizes are used with every gun model.
KitQty.
2491156
2466233
2468103
2468133
2466243
2468123
2466253
2486396
2491146
2468113
Drill Bit Size
Illustration
nominalin.mm
1/80.1253.18
#320.1162.90
7/640.1092.77
#390.0992.51
3/320.0942.39
#430.0892.26
#440.0862.18
2.15 mm0.0852.15
#450.0822.08
2 mm0.0792.00
2466266
2491136
2488936
2466276
2491126
2468096
2466286
2497646
2468146
#500.0701.78
#520.641.63
1/160.0621.59
#530.0601.52
1.45 mm0.0571.45
#540.0551.40
#550.0521.32
1.20 mm0.0471.20
#560.0461.18
46312666Y
Parts
KitQty.
2466296
2468086
2486406
2486186
2488916
2468076
2466306
2488926
2468156
2769846
Drill Bit Size
Illustration
nominalin.mm
#580.0421.07
#600.0401.02
#610.0390.99
#630.0370.94
#660.0330.84
#670.0320.81
#690.0290.74
#700.0280.71
#730.0240.61
#740.0230.57
2466316
2468166
2468176
#760.0200.51
#770.0180.46
#810.0130.33
ClearShot Handle Cleanout Drill Kit
256526
Kit includes all 7 drill bits of extra length needed to clean
out all air passages in the Fusion CS gun handle and
fluid housing. See Clean Passages, page 28.
312666Y47
Accessories
Accessories
Stainless Steel Side Seal Kit
Kit 256464 includes 2 stainless steel side seals and 2
o-rings.
Polycarballoy Side Seal Kits
Kits include a packing o-ring for each polycarballoy side
seal. The optional high wear, non-metallic polycarballoy
seals are for alternate fluids.
Flat Pattern Stud Wall Kits
KitDescriptionQty.
256465SEAL KIT, Polycarballoy2
256489SEAL KIT, Polycarballoy20
Use to spray wall insulation foam into stud walls with a
single pass.
KitDescription
256569Includes TP100
256570Includes FTM979
Flushing Manifold
256641 Manifold Block
See page 48.
Fluid Inlet Cover
Kit 256642; includes 15R910 and 15B221. See page 48.
Gun Cleaning Kit
15D546
Kit includes 11 tools and brushes to clean the gun.
ClearShot Liquid Cartridges
See MSD060.
KitDescription
256385Package of 25 cartridges
256386Package of 50 cartridges
256387Package of 100 cartridges
Gun Cover
244914 Covers
Keeps gun clean while spraying. Pack of 10.
Front Cover Retainer
KitDescription
256414Package of 5 plastic covers
25M462Package of 1 aluminum covers
Lubricant for Gun Rebuild
248279, 4 oz (113 gram) [10]
High adhesion, water resistant, lithium-based lubricant.
MSDS sheet available at www.graco.com.
48312666Y
Accessories
Solvent Flush Canister Kit
256510, 1 qt (0.95 liter) Solvent Cup
Includes flushing manifold to flush gun with solvent.
Portable for remote flushing. See manual 309963.
TI12110a
Solvent Flush Pail Kit
248229 5.0 gal. (19 liter) Pail
Includes flush manifold with individual A and B shutoff
valves, and air regulator. See manual 309963.
Circulation Manifold
256566
Attach to gun fluid manifold to enable preheating of
hose. See manual 313058.
TI12109a
Fusion AP Manifold Adapter
258996
Allows Fusion CS gun to fit onto existing Fusion
manifold.
TI12111a
ti18633a
Tip Cleanout Tool
15D234
Designed to fit CeramTip internal dome and flat tip slits.
End for
Mechanical
End for Air
Purge Tips
312666Y49
Purge Tips
TI4244a
Accessories
Gun and Palm Grips
Applicator's comfort level with a spray gun is an
essential part of the spray foam and polyurea
installation process. The applicator's fatigue level can
dramatically affect the pattern and productivity of a
project. 3M™ Gripping Material Technology is designed
to:
•Reduce fatigue
•Provide comfort
•Give thermal protection
Gun Grips can be used alone to provide a strong secure
grip, or in combination with the Palm Grips to maximize
the comfort and anti-fatigue properties and minimize the
applicator's grip strength.
Gun Grip Kit
Graco Gun Grips are designed to be used on Fusion®
A, CS, or Probler® P2 Guns.
Kit Part No.Qty.
Handle Replacement Kit
24W375
Kit PartDescriptionQty.
16G500Handle, valve, a side,
red, ISO
16G501Handle, valve, b side,
blue, RES
118123Screw, set
Socket with patch
1
1
2
17G54210 Pack
17G54350 Pack
17G544100 Pack
Palm Grip Kit
Palm Grips are designed to adhere to any
disposable/removable glove.
Kit Part No.Qty.
17G54510 Pack
17G54650 Pack
17G547100 Pack
50312666Y
Repair Kit
24X573
Keep bulk spare parts on-hand to rebuild Fusion CS gun. Packaged in convenient carry case.
Accessories
Repair Kit Contents
312666Y51
Technical Specifications
Technical Specifications
Fusion CS
USMetric
Maximum Fluid Working Pressure3500 psi24.5 MPa, 245 bar
Minimum Air Inlet Pressure80 psi0.56 MPa, 5.6 bar
Maximum Air Inlet Pressure130 psi0.9 MPa, 9 bar
Air Flow RangeSee chart below
Maximum Fluid Temperature200° F94° C
Air Inlet Size1/4 npt Quick Disconnect Nipple
A Component (ISO) Inlet Size-5 JIC1/2-20 UNF
B Component (Resin) Inlet Size-6 JIC9/16-18 UNF
Dimensions7.5 x 8.1 x 3.3 in.191 x 206 x 84 mm
Weight2.6 lb.1.18 kg
Wetted Parts
Noise (dBa)
Maximum sound pressure
Maximum sound power
Sound power measured per ISO-9416-2.
Notes
All trademarks or registered trademarks are the property of their respective owners.
75.27 dB(A), using RD0202 at 100 psi
(0.7 MPa, 7 bar)
73.45 dB(A), using RD0202 at 100 psi
(0.7 MPa, 7 bar)
Air Flow Data
Air Pressure (detriggered)
psi (MPa, bar)
80 (0.56, 5.6)2.1 (0.059)
100 (0.7, 7)3.1 (0.088)
130 (0.9, 9)5.2 (0.147)
Air Flow in scfm (m3/min)
for all mix chambers
California Proposition 65
CALIFORNIA RESIDENTS
WARNING: Cancer and reproductive harm – www.P65warnings.ca.gov.
52312666Y
California Proposition 65
312666Y53
Graco Standard Warranty
Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in
material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty
published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by
Graco to be defective. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written
recommendations.
This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty
installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of
non-Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility of Graco equipment with
structures, accessories, equipment or materials not supplied by Graco, or the improper design, manufacture, installation, operation or
maintenance of structures, accessories, equipment or materials not supplied by Graco.
This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of
the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned
to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs
will be made at a reasonable charge, which charges may include the costs of parts, labor, and transportation.
THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.
Graco’s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no other remedy
(including, but not limited to, incidental or consequential damages for lost profits, lost sales, injury to person or property, or any other incidental or
consequential loss) shall be available. Any action for breach of warranty must be brought within two (2) years of the date of sale.
GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE, IN CONNECTION WITH ACCESSORIES, EQUIPMENT, MATERIALS OR COMPONENTS SOLD BUT NOT
MANUFACTURED BY GRACO. These items sold, but not manufactured by Graco (such as electric motors, switches, hose, etc.), are subject to
the warranty, if any, of their manufacturer. Graco will provide purchaser with reasonable assistance in making any claim for breach of these
warranties.
In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equipment hereunder, or
the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of contract, breach of warranty, the
negligence of Graco, or otherwise.
FOR GRACO CANADA CUSTOMERS
The Parties acknowledge that they have required that the present document, as well as all documents, notices and legal proceedings entered into,
given or instituted pursuant hereto or relating directly or indirectly hereto, be drawn up in English. Les parties reconnaissent avoir convenu que la
rédaction du présente document sera en Anglais, ainsi que tous documents, avis et procédures judiciaires exécutés, donnés ou intentés, à la suite
de ou en rapport, directement ou indirectement, avec les procédures concernées.
Graco Information
For the latest information about Graco products, visit www.graco.com.
For patent information, see www.graco.com/patents.
TO PLACE AN ORDER, contact your Graco distributor or call to identify the nearest distributor.
Phone: 612-623-6921 or Toll Free: 1-800-328-0211 Fax: 612-378-3505
All written and visual data contained in this document reflects the latest product information available at the time of publication.
GRACO INC. AND SUBSIDIARIES • P.O. BOX 1441 • MINNEAPOLIS MN 55440-1441 • USA
Copyright 2020, Graco Inc. All Graco manufacturing locations are registered to ISO 9001.
Graco reserves the right to make changes at any time without notice.
2ULJLQDOLQVWUXFWLRQV This manual contains English. MM 312666
Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
www.graco.com
Revision Y, October 2020
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