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© Titan Tool Inc.  All rights reserved.

5

Introduction

Congratulations on having selected the finest airless sprayer
available in the world.  Speeflo piston pumps are tireless
workhorses — so tough they are virtually indestructible, even
under the most severe service.  Speeflo designs and builds
equipment with superior quality and reliability.  Equipment that
will last for years with minimal maintenance and downtime.
This equipment will make you money year after year.  We
thank you for your purchase and welcome you to our large and
growing family of Speeflo users. 
The unique ability of this PowrTwin to operate with either gas
or electric power provides you with the flexibility to work
indoors or outside where no electricity is available. 
Hydraulic drive makes possible the longest stroke and slowest
cycling pumps in the industry, which translates into low
maintenance and longer life.  Electric units operate quietly with
no motor starting and stopping. 

This PowrTwin is equipped with Speeflo's exclusive fluid
pump.  This technology will give you significantly longer rod,
cylinder, and packing life than any other sprayer built in the
world.  This double ball piston pump employs a dependable
and durable time-tested design.  All pumps use thick, stainless
steel rod and cylinder parts.  This proprietary heat-treating
process is much more abrasion resistant than any other
material used by other paint pump manufacturers.  Highly
polished parts reduce friction, extend packing life, and avoid
damage from corrosion and abrasion.  More than 100,000 of
these pumps are in operation around the world.
This PowrTwin offers other cost saving features:

• Freeze-proof pressure control
• Choice of power — gas, electric, or both
• Tungsten carbide reversible valve seats
• Self-adjusting packings
• Exclusive hand-tight swivel foot valve
• Large capacity inline paint filter
• Waterborne compatible
• "Floating Ball" pressure bleed valve
• 5 gallon siphon hose and bleed line assemblies are

standard

You have made an excellent choice.  We know you will be
pleased with your new PowrTwin. Thanks again for selecting
Speeflo.  We appreciate your business. 

Bleed Valve

Motor/Pump 

Assembly

Filter

Outlet 

Fitting

Pressure Control 

Knob

Bleed Hose

Siphon Tube

Hydraulic 

Fluid Cap/

Dipstick

Motor

Operation

Fueling (gas engine)

Gasoline is extremely flammable and is explosive under
certain conditions.

• ALWAYS turn the engine off before refueling.
• Refuel in a well-ventilated area.
• Do not smoke or allow flames or sparks in the refueling

area or where gasoline is stored.

• Do not overfill the fuel tank.  After refueling, make sure

the tank cap is closed properly and securely.

• Be careful not to spill fuel when refueling.  Spilled fuel or

fuel vapor may ignite.  If any fuel is spilled, make sure the
area is dry before starting the engine.

• Avoid repeated or prolonged contact with skin or

breathing of vapor. 

• Keep out of the reach of children.

Fuel Specifications

• Use automotive gasoline that has a pump octane number

of 86 or higher, or that has a research octane number of 91
or higher.  Use of a lower octane gasoline can cause
persistent "pinging" or heavy "spark knock" (a metallic
rapping noise) which, if severe, can lead to engine damage. 

• Unleaded fuel produces fewer engine and spark plug

deposits and extends the life of the exhaust system
components. 

• Never use stale or contaminated gasoline or an

oil/gasoline mixture.  Avoid getting dirt, dust, or water in
the fuel tank.

Gasolines Containing Alcohol

If you decide to use a gasoline containing alcohol (gasohol),
be sure its octane rating is at least as high as that
recommended by the engine manufacturer. There are two
types of "gasohol": one containing ethanol, and the other
containing methanol.  Do not use gasohol that contains more
than 10% ethanol.  Do not use gasoline containing methanol
(methyl or wood alcohol) that does not also contain co-
solvents and corrosion inhibitors for methanol.  Never use
gasoline containing more than 5% methanol, even if it has co-
solvents and corrosion inhibitors. 

NOTE: Fuel system damage or engine performance

problems resulting from the use of fuels that
contain alcohol is not covered under the
warranty. The engine manufacturer cannot
endorse the use of fuels containing methanol
since evidence of their suitability is incomplete
at this time.
Before buying gasoline from an unfamiliar
station, try to find out if the gasoline contains
alcohol.  If it does, confirm the type and
percentage of alcohol used.  If you notice any
undesirable operating characteristics while using
a gasoline that contains alcohol, or one that you
think contains alcohol, switch to a gasoline that
you know does not contain alcohol. 

NOTE: If "spark knock" or "pinging" occurs at a

steady engine speed under normal load,
change brands of gasoline.  If spark knock or
pinging persists, consult an authorized dealer
of the engine manufacturer.  Failure to do so is
considered misuse, and damage caused by
misuse is not covered by the engine
manufacturer’s limited warranty. 
Occasionally you may experience light spark
knock while operating under heavy loads.  This
is no cause for concern, it simply means your
engine is operating efficiently. 

WARNING

Summary of Contents for 335-305

Page 1: ...ssional use only NOTE This manual contains important warnings and instructions Please read and retain for reference Model Number Gas Bare 335 305 DC Electric Bare 335 310 Gas Complete 335 315 Gas Elec...

Page 2: ...DO NOT allow body to touch a leak in the fluid hose NEVER put your hand in front of the gun Gloves will not provide protection against an injection injury ALWAYS lock the gun trigger shut the pump off...

Page 3: ...ns and safety devices of the pump manufacturer Before each use check all hoses for cuts leaks abrasion or bulging of cover Check for damage or movement of couplings Immediately replace the hose if any...

Page 4: ...ine in the tank DO NOT use this equipment to spray water or acid Do not lift by cart handle when loading or unloading Warning Labels Your sprayer has the English language warning labels If you require...

Page 5: ...ks in the refueling area or where gasoline is stored Do not overfill the fuel tank After refueling make sure the tank cap is closed properly and securely Be careful not to spill fuel when refueling Sp...

Page 6: ...he engine manufacturer Refer to the engine manufacturer s service manual supplied with this unit 7 For electric models use a 20 amp service outlet Always locate the electric model within 10 to 15 feet...

Page 7: ...ays keep the trigger lock on the spray gun in the locked position while preparing the system 1 Place the siphon hose into a container of the appropriate solvent 2 Place the bleed hose into a metal was...

Page 8: ...ON OFF switch to the ON position 7 Turn the pressure control knob clockwise approximately 1 3 of the way down to increase pressure until the sprayer cycles evenly and paint flows freely from the blee...

Page 9: ...s or any other solvent to clean the sprayer hose or gun Static electricity buildup may result in a fire or explosion in the presence of flammable vapors 1 Follow the Pressure Relief Procedure found in...

Page 10: ...he filter perform the following procedure 1 Follow the Pressure Relief Procedure found in the Operation section of this manual 2 Remove the filter cap assembly and spring 3 Pull the filter element wit...

Page 11: ...pstick Hydraulic Filter CAUTION Basic Engine Maintenance gas engine For detailed engine maintenance and technical specifications refer to the separate gasoline engine manual All service to the engine...

Page 12: ...nnected at the screw Tighten the screw 6 Place the spring on the brush as shown above Push in and hook the spring clip Repeat this procedure for the other side 7 Reinstall both inspection covers Brush...

Page 13: ...packing Cause 1 Air in system 2 Dirty gun 3 Needle assembly out of adjustment 4 Broken or chipped seat 1 Worn or broken needle seat 2 Needle assembly out of adjustment 3 Dirty gun 1 No paint 2 Plugge...

Page 14: ...pressure touch the hydraulic cylinder and the head to see if cylinder or head gets hotter This will help determine if piston seal is blown or piston nut is broken If heat is on the head check the o r...

Page 15: ...ace nozzle tip 1 Inspect for suction hose leak 2 Change to a smaller tip orifice size Install pulsation dampener in system or drain existing one Reduce number of guns using pump Remove restrictions in...

Page 16: ...flammables Elles peuvent causer des blessures corporelles ou des dommages mat riels importants PR VENTION Veillez viter toute accumulation de vapeurs inflammables en vous assurant que la zone de pulv...

Page 17: ...curit du gouvernement am ricain sont r gies par la Occupational Safety and Health Act OSHA Il est important de consulter ces normes en particulier la section 1910 sur les normes g n rales et la secti...

Page 18: ...xplotar o incendiarse Se pueden producir lesiones graves y da os materiales PARA PREVENIR Debe proveerse un escape y aire fresco para hacer que el aire que est dentro del rea de atomizaci n se manteng...

Page 19: ...utilizar ning n adaptador Si el producto tiene que volverse a conectar para su uso en un circuito el ctrico de otro tipo la reconexi n debe ser realizada por personal de servicio cualificado Utilice...

Page 20: ...1 x 4 1 2 1 12 506 217 Convertokit DC electric 115V electric model not shown 1 Parts Lists and Service Instructions Main Assembly 1 4 3 6 7 8 9 10 3 11 5 2 Bleed Hose Assembly with Valve 1 2 3 4 5 Ite...

Page 21: ...335 020 Item Part Description Quantity 11 590 507 Snap button 2 12 590 504 Sleeve 2 13 590 506 Washer 2 14 856 002 Washer 4 15 856 921 Screw 4 16 862 002 Lock washer 3 17 862 428 Screw 2 18 449 052 S...

Page 22: ...Flat washer 8 5 449 192 Motor shaft shield 6 860 535 Screw 2 7 506 257 Circuit breaker reset 1 8 506 260 ON OFF switch 1 9 978 350 Motor DC Electric 2 HP 50 60 Hz 115 V 1 Item Part Description Quanti...

Page 23: ...5 448 221 Pulley 1 6 448 336 Mounting plate gas eng 1 7 860 502 Stop nut 4 8 424 285 Belt V not shown not part of assembly 4 6 3 1 2 5 7 2 Siphon Hose Assembly 103 826 103 827 Item Part Description Qt...

Page 24: ...cap assembly 1 2 930 020 Spring 1 3 930 006 Filter element 50 M w ball 1 4 920 006 Gasket PTFE thick 1 5 920 070 Gasket PTFE thin 1 6 891 193 O ring PTFE 1 7 180 909 Seat tungsten carbide 1 8 227 027...

Page 25: ...2 25 862 001 Flat washer 6 26 862 002 Lock washer 4 27 449 212 Plug 1 28 862 493 Screw HH 2 29 862 496 Tap bolt 1 30 448 232 Belt guard brace 1 31 448 242 Shield 1 32 192 228 Elbow 1 33 449 126 Hose c...

Page 26: ...rt Description Quantity 2 141 007 O ring 2 3 325 005 Trip spring 2 4 569 016 Ball SS 2 6 441 152 O ring 3 8 441 217 O ring 1 9 858 811 Flex lock nut 1 12 431 032 O ring 2 18 235 027 Piston seal 1 19 2...

Page 27: ...s 4 followed by springs 3 which when installed will hold spool sleeve set 5 in proper place for assembly CAUTION Connecting Pin Retaining Ring 3 Install sleeve retainer 13 followed by snap ring 14 int...

Page 28: ...ather UHMWPE steel 2 5 106 005 Upper packing spring 1 6 107 029 Displacement rod 1 7 106 001 Spring retainer 1 8 106 116 Sleeve 1 9 106 016 Lower packing spring 1 10 569 021 Outlet valve ball 1 11 107...

Page 29: ...Insert a new PTFE o ring 3 into the groove of the foot valve housing 20 Lubricate the o ring using oil or grease 5 After soaking the leather packings in oil preferably linseed oil reassemble the lowe...

Page 30: ...555 Valve Ball 1 1 3 227 006 Nipple Hex 1 1 808 555 Nipple Hex 1 1 4 227 033 Plug Pipe 1 1 5 970 100 Block Manifold 1 1 6 814 004 Nipple Hex 1 1 Multiple Gun Add On Manifold Assemblies 975 212 975 21...

Page 31: ...size that will supply the desired amount of fluid and accomplish proper atomization For light viscosity fluids smaller orifice tips generally are desired For heavier viscosity materials larger orifice...

Page 32: ...IMPLIED WARRANTIES INCLUDING BUT NOT LIMITED TO THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE TO THE EXTENT PERMITTED BY LAW THE DURATION OF ANY IMPLIED WARRANTIES WHICH CANNOT BE DISC...

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