AIRLESSCO SL1250 Use and care manual

3A4147B
EN
Operation/Repair/Parts
SL1250, TS1750, Mustang 11500
Electric Airless Sprayers
For professional use only.
Not approved for use in explosive atmospheres or hazardous locations.
For portable spray application of architectural paints and coatings.
3300 psi (22.7 MPa, 227 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in this manual and in related manuals.
Be familiar with the controls and the proper usage of the equipment.
Save these instructions.
Related Manuals: SL1250 / Mustang 11500 TS1750
Gun 3A4133 3A0413
Pump 333028 333028
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23A4147B
Models
* ETL listed
Model Part Number Voltage
SL1250 -NA 17M140*
120V
TS1750 -NA 17M145
TS1750 Hose Reel - NA 17M147
AllPro Mustang 11500 Hiboy - NA 17M155*
SL1250 - AP/SCA 17M243
240VTS1750 - AP/SCA 17M244
TS1750 Hose Reel - AP/SCA 17M245

Table of Contents
3A4147B 3
Table of Contents
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Component Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
Standard Models (SL1250 & TS1750) . . . . . . . . . . . . . . . . . . .9
Component Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
TS1750 Hose Reel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Grounding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Pressure Relief Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14
Startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Switch Tip Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Spray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Clearing Tip Clogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18
Hose Reel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Digital Tracking System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Operation Main Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Change Display Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Job Gallons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Lifetime Gallons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Secondary Menu - Stored Data . . . . . . . . . . . . . . . . . . . . . . .21
Cleanup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Sprayer Will Not Run . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
SL1250, TS1750, Mustang 11500 Parts . . . . . . . . . . . . . . . . . .38
SL1250 and Mustang 11500 . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
TS1750 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
TS1750 Hose Reel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Control Box SL1250 / Mustang 11500 / TS1750 . . . . . . . . . . .45
Filter SL1250 / Mustang 11500 . . . . . . . . . . . . . . . . . . . . . . . . .46
Control Box TS1750 Hose Reel . . . . . . . . . . . . . . . . . . . . . . . . 47
TS1750 Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
TS1750 Hose Reel & Gun . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Technical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
SL1250 and Mustang 11500 Sprayers . . . . . . . . . . . . . . . . .51
TS1750 Sprayers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Airlessco Standard Warranty . . . . . . . . . . . . . . . . . . . . . . . . . .55

Warnings
43A4147B
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 symbols
refer to procedure-specific risks. When these symbols appear in the body of this manual or on
warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not
covered in this section may appear throughout the body of this manual where applicable.
GROUNDING
This product must be grounded. In the event of an electrical short circuit, grounding
reduces the risk of electric shock by providing an escape wire for the electric current.
This product is equipped with a cord having a grounding wire with an appropriate
grounding plug. The plug must be plugged into an outlet that is properly installed and
grounded in accordance with all local codes and ordinances.
•Improper installation of the grounding plug is able to result in a risk of electric
shock.
•When repair or replacement of the cord or plug is required, do not connect the
grounding wire to either flat blade terminal.
•The wire with insulation having an outer surface that is green with or without
yellow stripes is the grounding wire.
•Check with a qualified electrician or serviceman when the grounding instructions
are not completely understood, or when in doubt as to whether the product is
properly grounded.
•Do not modify the plug provided; if it does not fit the outlet, have the proper outlet
installed by a qualified electrician.
•This product is for use on a nominal 120V or 230V circuit and has a grounding
plug similar to the plugs illustrated in the figure below.
•Only connect the product to an outlet having the same configuration as the plug.
•Do not use an adapter with this product.
Extension Cords:
•Use only a 3-wire extension cord that has a grounding plug and a grounding
receptacle that accepts the plug on the product.
•Make sure your extension cord is not damaged. If an extension cord is
necessary, use 12 AWG (2.5 mm2) minimum to carry the current that the product
draws.
•An undersized cord results in a drop in line voltage and loss of power and
overheating.
120V US 230V

Warnings
3A4147B 5
SKIN INJECTION HAZARD
High-pressure spray is able to inject toxins into the body and cause serious bodily
injury. In the event that injection occurs,
get immediate surgical treatment.
• Do not aim the gun at, or spray any person or animal.
• Keep hands and other body parts away from the discharge. For example, do not
try to stop leaks with any part of the body.
• Always use the nozzle tip guard. Do not spray without nozzle tip guard in place.
• Use Airlessco nozzle tips.
• Use caution when cleaning and changing nozzle tips. In the case where the
nozzle tip clogs while spraying, follow the
Pressure Relief Procedure for turning
off the unit and relieving the pressure before removing the nozzle tip to clean.
• Equipment maintains pressure after power is shut off. Do not leave the equipment
energized or under pressure while unattended. Follow the
Pressure Relief
Procedure
when the equipment is unattended or not in use, and before servicing,
cleaning, or removing parts.
• Check hoses and parts for signs of damage. Replace any damaged hoses or
parts.
• This system is capable of producing 3300 psi. Use Airlessco replacement parts
or accessories that are rated a minimum of 3300 psi.
• Always engage the trigger lock when not spraying. Verify the trigger lock is
functioning properly.
• Verify that all connections are secure before operating the unit.
• Know how to stop the unit and bleed pressure quickly. Be thoroughly familiar with
the controls.

Warnings
63A4147B
FIRE AND EXPLOSION HAZARD
Flammable fumes, such as solvent and paint fumes, in work area can ignite or
explode. Paint or solvent flowing through the equipment can cause static sparking.
To help prevent fire and explosion:
•Do not spray flammable or combustible materials near an open flame or courses
of ignition such as cigarettes, motors, and electrical equipment.
•Paint or solvent flowing through the equipment is able to result in static
electricity. Static electricity creates a risk of fire or explosion in the presence of
paint or solvent fumes. All parts of the spray system, including pump, hose
assembly, spray gun, and objects in and around the spray area shall be properly
grounded to protect against static discharge and sparks. Use Airlessco
conductive or grounded high-pressure airless paint sprayer hoses.
•Verify that all container and collection systems are grounded to prevent static
discharge. Do not use pail liners unless they are anti-static or conductive.
•Connect to a grounded outlet and use grounded extension cords. Do not use a
3-to-2 adapter.
•Do not use a paint or a solvent containing halogenated hydrocarbons.
•Do not spray flammable or combustible liquids in a confined area.
•Keep spray area well-ventilated. Keep a good supply of fresh air moving through
the area.
•Sprayer generates sparks. Keep pump assembly in a well ventilated area at
least 20 feet (6 m) from the spray area when spraying, flushing, cleaning, or
servicing. Do not spray pump assembly.
•Do not smoke in the spray area or spray where sparks or flame is present.
•Do not operate light switches, engines, or similar spark producing products in
the spray area.
•Keep area clean and free of paint and solvents being sprayed. Read all Safety
Data Sheets (SDSs) and container labels provided with the paints and solvents
manufacturer’s safety instructions.
•Fire extinguisher equipment shall be present and working.

Warnings
3A4147B 7
EQUIPMENT MISUSE HAZARD
Misuse can cause death or serious injury.
• Always wear appropriate gloves, eye protection, and a respirator or mask when
painting.
• Do not operate or spray near children. Keep children away from equipment at all
times.
• Do not overreach or stand on an unstable support. Keep effective footing and
balance at all times.
• Stay alert and watch what you are doing.
• Do not operate the unit when fatigued or under the influence of drugs or alcohol.
• Do not kink or over-bend the hose.
• Do not expose the hose to temperatures or to pressures in excess of those
specified by
Airlessco .
• Do not use the hose as a strength member to pull or lift the equipment.
• Do not spray with a hose shorter than 25 feet.
• Do not alter or modify equipment. Alterations or modifications may void agency
approvals and create safety hazards.
• Make sure all equipment is rated and approved for the environment in which you
are using it.
ELECTRIC SHOCK HAZARD
This equipment must be grounded. Improper grounding, setup, or usage or the
system can cause electric shock.
•Turn off and disconnect power cord before servicing equipment.
•Connect only to grounded electrical outlets.
•Use only 3-wire extension cords.
•Ensure ground prongs are intact on power and extension cords.
•Do not expose to rain. Store indoors.
•Wait five minutes after disconnecting power cord before servicing large
capacitor units.
PRESSURIZED ALUMINUM PARTS HAZARD
Use of fluids that are incompatible with aluminum in pressurized equipment can
cause serious chemical reaction and equipment rupture. Failure to follow this
warning can result in death, serious injury, or property damage.
•Do not use 1,1,1-trichloroethane, methylene chloride, other halogenated
hydrocarbon solvents or fluids containing such solvents.
•Do not use chlorine bleach.
•Many other fluids may contain chemicals that can react with aluminum. Contact
your material supplier for compatibility.

Warnings
83A4147B
MOVING PARTS HAZARD
Moving parts can pinch, cut or amputate fingers and other body parts.
•Keep clear of moving parts.
•Do not operate equipment with protective guards or covers removed.
•Pressurized equipment can start without warning. Before checking, moving, or
servicing equipment, follow the Pressure Relief Procedure and disconnect all
power sources.
PERSONAL PROTECTIVE EQUIPMENT
Wear appropriate protective equipment when in the work area to help prevent
serious injury, including eye injury, hearing loss, inhalation of toxic fumes, and
burns. Protective equipment includes but is not limited to:
•Protective eyewear, and hearing protection.
•Respirators, protective clothing, and gloves as recommended by the fluid and
solvent manufacturer.
CALIFORNIA PROPOSITION 65
The engine exhaust from this product contains a chemical known to the State of
California to cause cancer, birth defects or other reproductive harm.
This product contains a chemical known to the State of California to cause cancer,
birth defects or other reproductive harm. Wash hands after handling.

Component Identification
3A4147B 9
Component Identification
Standard Models (SL1250 & TS1750)
OFF ON
A
BD
J
I
I
H
G
E E
C
C
I
HH
C
B
B
F
D
G
G
F
F
D
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A AMP Switch (not available on all units)
B ON/OFF Switch
C Pressure Control
D Prime / Spray Valve
E Trigger Lock
FFilter
G Strainer
HPump
I Drain Tube
J Model/Serial Tag

Component Identification
10 3A4147B
Component Identification
TS1750 Hose Reel
A
A
R
G
P
E
J
H
D
C
B
R
OFF ON
G
P
H J
F
N
C
D
E
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A Display
B Amp Switch (not available on all units)
C ON/OFF Switch
D Pressure Control
E Spray / Prime
F Trigger Lock
GFilter
H Strainer
JPump
N Unit / Serial Tag
P Drain Tube
R QuickReel

Grounding
3A4147B 11
Grounding
The sprayer cord includes a grounding wire
with an appropriate grounding contact. Do
not use the sprayer if the electrical cord has
a damaged ground contact.
The plug must be plugged into an outlet that is
properly installed and grounded in accordance
with all local codes and ordinances.
Do not modify plug! If it will not fit in outlet,
have grounded outlet installed by a qualified
electrician. Do not use an adapter.
Power Requirements
•100-120V units require 100-120 VAC,
50/60 Hz, 15A, 1 phase
•230V units require 220-240 VAC, 50/60
Hz, 10A
Extension Cords
Use an extension cord with an undamaged
ground contact.
If an extension cord is necessary, use a
3-wire, 12 AWG (2.5 mm2) minimum. Longer
cords and higher gauge cords reduce sprayer
performance.
This equipment must be grounded to
reduce the risk of static sparking and
electric shock. Electric or static sparking
can cause fumes to ignite or explode.
Improper grounding can cause electric
shock. Grounding provides an escape wire
for the electric current.
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Grounding
12 3A4147B
Pails
Solvent and oil-based fluids: follow local
code. Use only conductive metal pails,
placed on a grounded surface such as
concrete.
Do not place pail on a nonconductive
surface such as paper or cardboard which
interrupts grounding
continuity.
Grounding a metal pail: connect a ground
wire to the pail by clamping one end to pail
and other end to a true earth ground.
To maintain grounding continuity when
flushing or relieving pressure: hold metal
part of spray gun firmly to side of a grounded
metal pail. Then trigger gun.
15/20 Amp Switch
(TS1750)
Select 15A or 20A setting based on your
circuit rating.
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Pressure Relief Procedure
3A4147B 13
Pressure Relief Procedure
Follow the Pressure Relief
Procedure whenever you see this
symbol.
1. Turn power OFF. Wait 7 seconds for
power to dissipate.
2. Engage trigger lock.
3. Remove guard and SwitchTip.
4. Turn pressure to lowest setting. Trigger
gun to relieve pressure.
5. Put drain tube in pail. Turn prime valve
down to DRAIN position. Leave prime
valve in DRAIN position until you are
ready to spray again.
6. If you suspect the spray tip or hose is
clogged or that pressure has not been
fully relieved:
a. VERY SLOWLY loosen the tip
guard retaining nut or the hose end
coupling to relieve pressure
gradually.
b. Loosen the nut or coupling
completely.
c. Clear the obstruction in the hose or
tip.
This equipment stays pressurized until
pressure is manually relieved. To help
prevent serious injury from pressurized
fluid, such as skin injection, splashing fluid
and moving parts, follow the Pressure
Relief Procedure when you stop
spraying and before cleaning, checking,
or servicing the equipment.
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Setup
14 3A4147B
Setup
1. All sprayers except hose reel: Connect
airless hose to sprayer. Tighten securely.
If using the optional hopper, remove the
nipple fitting from the filter. Install 45°
elbow (included with hopper accessory
kit) into filter and install nipple fitting into
elbow. Then connect the hose to the
nipple.
NOTE: Make sure nipple fitting is angled
away from hopper so the hose can be easily
installed.
2. Connect swivel (TS1750) and gun to
other end of hose. Tighten securely.
3. Engage trigger lock.
4. Remove tip guard.
5. Check inlet strainer for clogs and debris,
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Setup
3A4147B 15
6. Fill throat packing nut with Throat Seal
Oil to prevent premature packing wear.
Do this each time you spray.
7. Turn power OFF.
8. Plug power supply cord into a properly
grounded electrical outlet.
9. Turn prime valve down to DRAIN
position.
10. Place pump in grounded metal pail
partially filled with flushing fluid. Attach
ground wire to pail and to true earth
ground. Perform steps 1 - 5 of Startup to
flush out storage oil shipped in sprayer.
Use water to flush water-base paint and
mineral spirits to flush oil-base paint and
storage oil.
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Startup
16 3A4147B
Startup
1. Perform Pressure Relief Procedure,
page 13.
2. Turn pressure control to lowest
pressure.
3. Turn power ON.
4. Increase pressure 1/2 turn to start motor
and allow fluid to circulate through drain
tube for 15 seconds; turn pressure down.
5. Turn prime valve forward to SPRAY
position. Disengage trigger lock.
6. Hold gun against grounded metal
flushing pail. Trigger gun and increase
fluid pressure 1/2 turn. Flush 1 minute.
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-
1/2
15sec.
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Startup
3A4147B 17
7. Inspect for leaks. If leaks occur, perform
Pressure Relief Procedure, page 13.
Tighten fittings. Performs Startup, steps
1-5. If no leaks, proceed to step 8.
8. Place pump in paint pail.
9. Trigger gun again into flushing pail until
paint appears. Move gun to paint pail
and trigger for 20 seconds.
10. Engage trigger lock. Assemble tip and
guard, see instructions on next page.
High-pressure spray is able to inject toxins
into the body and cause serious bodily
injury. Do not stop leaks with hand or rag.
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Switch Tip Installation
18 3A4147B
Switch Tip Installation
1. Perform Pressure Relief Procedure,
page 13.
2. Use spray tip (A) to insert OneSeal™(B)
into guard (C).
3. Insert Switch Tip.
4. Screw assembly onto gun. Tighten.
Spray
1. Spray test pattern. Increase pressure to
eliminate heavy edges. Use smaller tip
size if pressure adjustment can not
eliminate heavy edges.
2. Hold gun perpendicular, 10-12 in. (25-30
cm) from surface. Spray back and forth.
Overlap by 50%. Trigger gun after
moving and release before stopping.
Clearing Tip Clogs
1. Release trigger, engage trigger lock.
Rotate Switch Tip. Disengage trigger
lock. Trigger gun to clear clog.
2. Engage trigger lock. Return Switch Tip to
original position. Disengage trigger lock
and continue spraying.
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To avoid serious injury, never point gun at
your hand or into a rag.
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Hose Reel
3A4147B 19
Hose Reel
1. Make sure hose is routed through hose
guide.
2. Lift and turn pivot lock 90° to unlock hose
reel. Pull on hose to remove it from hose
reel.
3. Pull reel handle up and turn clockwise to
reel in hose.
NOTE: The hose reel can be locked into two
positions: Usage (A) and Storage (B).
Moving parts can pinch, cut or amputate
fingers and other body parts. To avoid
injury from moving parts, be sure to keep
your head clear of hose reel while winding
up hose.
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(A) (B)
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Digital Tracking System
20 3A4147B
Digital Tracking System
Operation Main Menu
Short press to move to next display. Press
and hold (5 seconds) to change units or reset
data.
1. Turn pressure to lowest setting. Trigger
gun to relieve pressure. Turn prime valve
down to DRAIN position.
2. Turn power ON. Pressure display
appears. Dashes will not appear unless
pressure is less than 200 psi (14 bar, 1,4
MPa).
Change Display Units
Press and hold button for 5 seconds to
change pressure units (psi, bar, MPa) to
desired units. Selection of bar or MPa
changes gallons to liters x 10. To change
display units must be in pressure display
mode and pressure must be at zero.
Job Gallons
1. Short press button to move to Job
Gallons (or liters x 10).
NOTE: JOB scrolls past, then the number of
gallons sprayed above 1000 psi (70 bar, 7
MPa) displays.
2. Press and hold to reset to zero.
Lifetime Gallons
1. Short press button to move to Lifetime
Gallons (or liters x 0).
NOTE: LIFE scrolls briefly, then the number
of gallons sprayed above 1000 psi (70 bar, 7
MPa) displays.
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