Lemmer DC5550 Page 1 Manual Download

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Operation/Repair/Parts

Electric Airless Sprayers

For professional use only.

Not approved for use in explosive atmospheres and hazardous locations.

For the 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.

DC-5550

CALGARY • TORONTO • MONTRÉAL

Summary of Contents for DC5550

Page 1: ...ions For the 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...

Page 2: ...ic 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...

Page 3: ...flammable or combustible materials near an open flame or sources of ignition such as cigarettes motors and electrical equipment Paint or solvent flowing through the equipment is able to result in sta...

Page 4: ...reate 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...

Page 5: ...w the specific hazards of the fluids you are using Store hazardous fluid in approved containers and dispose of it according to applicable guidelines PERSONAL PROTECTIVE EQUIPMENT Wear appropriate prot...

Page 6: ...essure Control C Two Finger Trigger Conversion Kit D Prime Valve F Tip Guard G Spray Tip H Gun J Airless Hose K Power Cord L Trigger Lock M Drain Tube N Fluid Intake P Pump R Fluid Outlet S Filter T F...

Page 7: ...ce 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 non conductive surface such as paper or car...

Page 8: ...engage the trigger lock 4 Hold a metal part of the gun firmly to a grounded metal pail Trigger the gun to relieve pressure 5 Engage the trigger lock This equipment stays pressurized until pressure is...

Page 9: ...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 C...

Page 10: ...perform setup procedure When first setup is performed remove shipping plug from fluid outlet 1 Connect airless hose to fluid outlet Use wrenches to tighten securely 2 Connect other end of hose to gun...

Page 11: ...t with TSO to prevent premature packing wear Do this daily or each time you spray a Place the TSO bottle nozzle into the top center opening in the grill at the front of the sprayer b Squeeze bottle to...

Page 12: ...fluid intake with drain tube in grounded metal pail partially filled with flushing fluid Use water to flush water based paint or mineral spirits to flush oil based paint 20 Turn ON OFF switch to ON p...

Page 13: ...re 3 Place fluid intake in paint pail Place drain tube in waste pail 4 Turn ON OFF switch to ON position 5 Turn pressure control 1 2 turn to start motor Allow paint to circulate through sprayer until...

Page 14: ...r leaks If leaks occur perform Pressure Relief Procedure then tighten all fittings and repeat Startup procedure If there are no leaks continue with the next step 10 Screw tip assembly onto gun and tig...

Page 15: ...es 2 Use smaller tip size if pressure adjustment cannot eliminate heavy edges 3 Hold gun perpendicular 10 12 in 25 30 cm from surface Spray back and forth overlap by 50 4 Trigger gun after moving Rele...

Page 16: ...r 1 Engage trigger lock Rotate spray tip to unclog position Disengage trigger lock Trigger gun at waste area to clear clog NOTE If spray tip is difficult to rotate when turning to the unclog position...

Page 17: ...ON OFF switch to ON position 3 The pressure is displayed Dashes indicate pressure is less than 200 psi 14 bar 1 4 MPa 4 Press and release display button to display total running hours 5 Press and hol...

Page 18: ...time in hours is displayed 5 Press display button again to display Data Point 3 This will be the last error code 6 To erase last error code press and hold display button 7 Press display button again...

Page 19: ...wipe excess paint off outside 4 Place fluid intake in flushing fluid Use water for water base paint and mineral spirits for oil based paint Place drain tube in waste pail 5 Turn prime valve horizontal...

Page 20: ...flush system 8 While continuing to trigger gun turn prime valve down Then release gun trigger Allow flushing fluid to circulate until fluid comes out of drain tube clear 9 Raise fluid intake above fl...

Page 21: ...sprayer 13 Remove filter from gun and sprayer if installed Clean and inspect Install filter See separate gun manual 14 If flushing with water flush again with mineral spirits or Pump Conditioner to l...

Page 22: ...in 13mm minimum length NOTE Brushes do not wear at the same rate on both sides of motor Check both brushes Every 1000 gallons 3785 liters Check sprayer stall With sprayer gun NOT triggered sprayer mo...

Page 23: ...ogged Relieve pressure Check and clean spray tip Paint supply Refill and reprime pump Intake strainer clogged Remove and clean then reinstall Intake valve ball and piston ball are not seating properly...

Page 24: ...roken and misaligned motor brush springs Rolled portion of spring must rest squarely on top of brush Replace spring if broken Realign spring with brush Motor brushes are binding in brush holders Clean...

Page 25: ...iming Intake valve is leaking Clean intake valve Be sure ball seat is not nicked or worn and that ball seats well Reassemble valve Pump packings are worn Replace pump packings See pump manual Paint is...

Page 26: ...oard status light Turn the ON OFF switch OFF remove the control coverthenturnpowerbackON Observe the status light Blinking LED total count equals the error code for example two blinks equals CODE 02 K...

Page 27: ...t step Install new transducer Connect power turn ON OFF switch ON and control knob 1 2 turn clockwise Replace control board if sprayer does not run properly Sprayer does not run at all AND Display sho...

Page 28: ...rayer If motor runs check for locked or frozen pump or drive train If sprayer does not run continue to step 2 2 Turn ON OFF switch OFF and disconnect power to sprayer 3 Disconnect motor connector s fr...

Page 29: ...an open is found replace the motor 7 Check motor thermal protection Motor should be at ambient temperature for this test Connect the yellow leads from the motor to an Ohm meter Meter should indicate c...

Page 30: ...ght blinks 6 times repeatedly Motor is hot or there is a fault in the motor thermal device Allow sprayer to cool If sprayer runs when cool correct cause of overheating Keep sprayer in cooler location...

Page 31: ...t wear at the same rate on both sides of motor Check both brushes Replace brushes Broken or misaligned motor brush springs Rolled portion of spring must rest squarely on top of brush Replace spring if...

Page 32: ...ion for further troubleshooting See Step 2 Do you have over 100 VAC Repair or replace power cord See Step 3 Is there Continuity through the thermal switch wires See Step 4 Does the motor run Replace t...

Page 33: ...Black J11 J8 J7 N L C15 White Control Board Step 2 Plug power cord in and turn switch ON Connect Probes to ON OFF switch Turn meter to AC Volts BEEP Yellow Thermistor Wires to motor Step 3 Check motor...

Page 34: ...pressure gauge into paint hose plug sprayer in and turn power switch ON Does sprayer reach or exceed its maximum pressure Mechanical problem See the proper fluid pump manual for the sprayer for furth...

Page 35: ...sure 3300 psi 227 bar 22 7 MPa Inlet Outlet Sizes Fluid inlet size 1 0 in diameter Fluid outlet size 1 4 in Wetted materials on all models stainless steel PTFE leather nylon zinc plated and nickel pla...

Page 36: ...Fluid Pump Parts 36...

Page 37: ...VALVE intake hous ing 1 13 17P097 KIT guide ball assembly includes 16 18 1 16 16D531 O RING 1 17 17J187 O ring special pis ton seat 1 18 17S053 O RING 1 19 125724 V PACKING piston V MaxTM UHMWPE 3 20...

Page 38: ...Hi Boy Sprayers Hi Boy Sprayers Ref Torque 30 35 in lb 3 4 4 0 N m 2 59 67 134 133 135 23 12 169 54 54a 54b 167 168 53 95 2 2 38...

Page 39: ...91 14 96 84 160 49 65 42 32 45 43 47 22 70 136 137 12 52 60 62 39 57 55 61 46 44 40 1 9 10 8 25 Ref Torque 140 160 in lb 15 8 18 1 N m 30 35 in lb 3 4 4 0 N m Hammer tight 25 30 ft lb 33 8 40 6 N m 1...

Page 40: ...t 1 47 117493 SCREW mach hex washer hd 4 49 115495 SCREW mach hex washer hd 2 52 LABEL front 1 53 LABEL side 1 54 MOTOR includes54a 54b 1 287015 120V 54a 118716 RING retaining 1 54b 248189 FAN motor i...

Page 41: ...24 47 5 26 35 36 4 27 49 47 7 58 30 11 101 37 48 51 6 12 50 52 91 56 90 102 19 Ref Torque 140 160 in lb 15 8 18 1 N m 30 35 in lb 3 4 4 0 N m 20 25 in lb 2 3 2 8 N m 37 43 ft lb 50 2 58 3 N m 130 150...

Page 42: ...53 NIPPLE 1 4 npsm x 1 4 npt 1 26 15E022 SEAT valve 1 27 187625 HANDLE valve drain 1 30 195428 BOOT toggle 1 35 239914 VALVE drain includes 5 26 1 36 224807 BASE valve 1 37 17D888 POTENTIOMETER assemb...

Page 43: ...Wiring Diagrams Wiring Diagrams 120V ON OFF Switch Power Plug from Motor Red White Black Green 2 x White Black Black Black Digital Display 43...

Page 44: ...92 7 cm Length Hi Boy 23 0 in 58 4 cm Width Hi Boy 21 0 in 53 3 cm Weight Hi Boy 69 0 lb 31 3 kg Noise dBa 70 psi 0 48 MPa 4 8 bar Sound pressure 90 dBa Sound power 100 dBa Materials of Construction W...

Page 45: ...haser of its paint spray equipment a limited oneyearwarrantyfromthedateofpurchaseagainstdefectsinmaterialorworkmanshipprovided that the equipment is installed and operated in accordance with the recom...

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