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Warning 

2

3A0245A

Warning

The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclamation point sym-
bol 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, 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.

WARNING

WARNING

WARNING

WARNING

ELECTRIC SHOCK HAZARD
This equipment must be grounded

.

 Improper grounding, setup, or usage of the system can cause electric shock.

• Turn off and disconnect power cord before servicing equipment.

• Use only 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.

SKIN INJECTION HAZARD
High-pressure fluid from dispensing device, 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.

• Engage trigger lock when not dispensing.

• Do not point dispensing device at anyone or at any part of the body.

• Do not put your hand over the fluid outlet.

• Do not stop or deflect leaks with your hand, body, glove, or rag.

• Follow the Pressure Relief Procedure when you stop dispensing and before cleaning, checking, or servicing 

equipment. 

• Tighten all fluid connections before operating the equipment.

• Check hoses and couplings daily. Replace worn or damaged parts immediately.

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:

• Do not dispense flammable or combustible materials near an open flame or sources of ignition such as 

cigarettes, motors, and electrical equipment.

• Material 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 material or solvent fumes. All parts of the system, including the pump, 
hose assembly, dispenser, and objects in and around the work area shall be properly grounded to protect against 
static discharge and sparks. Use Graco conductive or grounded high-pressure airless material hoses.

• Verify that all containers and collection systems are grounded to prevent static discharge.

• Connect to a grounded outlet and use grounded extensions cords. Do not use a 3-to-2 adapter.

• Do not use a material or a solvent containing halogenated hydrocarbons.

• Keep work area well-ventilated. Keep a good supply of fresh air moving through the area. Keep pump assembly 

in a well ventilated area. 

• Do not smoke in the work area.

• Do not operate light switches, engines, or similar spark producing products in the work area.

• Keep area clean and free of material or solvent containers, rags, and other flammable materials.

• Know the contents of the materials and solvents being dispensed. Read all Material Safety Data Sheets (MSDS) 

and container labels provided with the materials and solvents. Follow the material and solvents manufacturer’s 
safety instructions.

• Fire extinguisher equipment shall be present and working.

• Drywall feed pump generates sparks. When flammable liquid is used in or near the drywall feed pump or for 

flushing or cleaning, keep unit at least 20 feet (6 m) away from explosive vapors.

Summary of Contents for 257100

Page 1: ...set materials Maximum Working Pressure 2500 psi 17 2 MPa 172 bar Model 257100 120V NA ETL Model 258906 240V Euro Multicord Model 258907 110V UK CE Model 262288 120V NA Model 262300 240V Euro CE Cord...

Page 2: ...able fumes such as solvent and paint fumes in work area can ignite or explode To help prevent fire and explosion Do not dispense flammable or combustible materials near an open flame or sources of ign...

Page 3: ...rugs 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 Graco Do not use the hose as a strength member to pull or lift...

Page 4: ...me Tool Fill Recirculation Valve Pressure Relief C Flow Control Knob D ON OFF Switch E 15 20 Amp Switch North America only F Material Hoses G Movable Handle H Pump Connector J Prime Hose K Hopper L Ho...

Page 5: ...Inlet DD Hose 1 2 in x 50 ft max 150 ft EE Fitting 1 2 in x 1 4 in FF Hose 1 4 in x 15 ft GG Coupling HH Z Swivel with Quick Connect Clamp JJ Inline Valve Controller KK Box Slide Controller LL Box Too...

Page 6: ...ed GROUNDING INSTRUCTIONS North America This appliance is rated more than 15 A and is for use on a circuit having a nominal rating of 120 V and is fac tory equipped with a specific electric cord and p...

Page 7: ...setting will produce the best performance Digital Tracking System DTS Operation Main Menu Short press to move to next display Press and hold 5 sec onds to change units or reset 1 Turn flow control kno...

Page 8: ...ear on display screen if not see Troubleshooting NOTE You must be facing the unit and be no more than 10 ft away to learn the controller The unit can only be operated by one learned controller at a ti...

Page 9: ...blocked signals press and hold the DTS button 10 Short press to enter CLEAR mode Hold in DTS button to clear all RF signals that were being blocked 11 Short press to RF ON OFF mode this is used for T...

Page 10: ...wet once it is in use 4 Turn power ON and turn prime valve handle to PRIME Turn flow control knob clockwise to start pumping 5 Install material screen P 6 Add the remaining material to hopper 7 After...

Page 11: ...ow control knob clockwise to increase material flow NOTE Fine flow rate adjustments can be made using and buttons on inline valve controller Flow rate can only be adjusted relative to position of flow...

Page 12: ...ontrol knob C to set material flow rate Turn flow control knob clockwise to increase material flow 5 Place flat box at end of joint 6 Pull trigger and lead with handle and draw the tool along the join...

Page 13: ...ace one hand on taper control tube and one hand on Inline Controller Valve JJ while in use 7 Place tape at bottom of joint slide tube forward to feed tape 8 Pull trigger and roll tape over seam keepin...

Page 14: ...1 Perform Pressure Relief Procedure page 6 prime valve handle in down position 2 Flush unused material from hopper hose and prime hose 3 Remove remaining material from hopper 4 Turn pump control full...

Page 15: ...rd shuts down and displays error code See Control Board Diagnostics No power Check power source Extension cord Check extension cord conti nuity with volt meter Replace extension cord Power supply cord...

Page 16: ...mp performance Replace with a correct grounded extension cord Leads from motor to flow control circuit board for damaged or loose wires or connectors Inspect wiring insulation and terminals for signs...

Page 17: ...stops while applying material See RF Problems page 18 PROBLEM CAUSE SOLUTION Building circuit breaker opens as soon as power switch is turned on CAUTION Any short in any part of the motor power circui...

Page 18: ...econdary Menu see page 8 RF controller will not learn Battery is depleted Replace battery CR123A Lithium 3V Unit has not learned the controller Learn the controller see page 8 Controller RF has been b...

Page 19: ...TO CHECK HOW TO CHECK Drywall feed pump does not run at all See flow chart page 25 Digital display is blank Control board status light never lights Drywall feed pump does not run at all Check transduc...

Page 20: ...set pump to PRIME position and turn control knob 1 2 turn clockwise If drywall feed pump does not run turn unit OFF and go to next step 5 Connect a confirmed working transducer to control board socket...

Page 21: ...re 4 Turn unit OFF and spin motor fan 1 2 turn Restart drywall feed pump If unit runs replace control board If unit does not run continue to step 5 5 Perform Spin Test Test at large 4 pin motor field...

Page 22: ...motor amp draw is excessive 6 Perform Field Short Test Test at large 4 pin motor field connector There should not be continuity from pin 4 the ground wire and any of the remaining 3 pins If motor fie...

Page 23: ...board Digital display shows E 06 Control board status light blinks 6 times repeatedly Drywall feed pump does not run at all Control is not receiving a motor position sensor signal 1 Turn power OFF 2 D...

Page 24: ...rd in the box slide controller Does the unit shut off Disconnect the tool fill reed switch from the motor control board in the pump module control box Does the unit shut off Is the unit in Pressure Co...

Page 25: ...present through the thermal switch wires Replace the ON OFF switch See step 4 Does the motor run See Step 1 Do you have over 100 AC volts 200 for 230V units See Step 2 Do you have over 100 AC volts 20...

Page 26: ...control board and ON OFF switch Turn meter to AC volts STEP 2 Plug power cord in and turn switch ON Connect wires to control board and ON OFF switch Turn meter to AC volts STEP 3 Check motor thermisto...

Page 27: ...wires to control board and ON OFF switch Turn meter to AC volts STEP 2 Plug power cord in and turn switch ON Connect wires to control board and ON OFF switch Turn meter to AC volts STEP 3 Check motor...

Page 28: ...ch ON Connect wires to ON OFF switch Turn meter to AC volts STEP 2 Plug power cord in and turn switch ON Connect wires to ON OFF switch Turn meter to AC volts STEP 3 Check motor thermistor Unplug yell...

Page 29: ...us 15 ft of 1 4 in hose Fluid outlet size 1 2 in NPT female swivel Dimensions Length 40 to 55 in 102 cm to 140 cm with handle Width 22 in 56 cm Height 31 in 79 cm Weight with hoses and applicator 196...

Page 30: ...Notes 30 3A0245A Notes...

Page 31: ...TIES 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 warra...

Page 32: ...tion Graco reserves the right to make changes at any time without notice Original instructions This manual contains English MM 3A0245 Graco Headquarters Minneapolis International Offices Belgium China...

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