Graco 24F307 Manual
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Graco 24F307 Manual

Self-propelled line striper
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Repair
LineLazer IV 250
Self-Propelled Line Striper
For the application of line striping materials.
For professional use only.
For outdoor use only.
Not for use in hazardous locations or explosive atmospheres.
Maximum Operating Speed: 10 mph (16 kph)
Maximum Operating Pressure: 3300 psi (22.8 MPa, 228 bar)
IMPORTANT SAFETY INSTRUCTIONS
Read all warnings and instructions in this manual
and the engine manual. Save these instructions.
Model
Guns
Description
LLIV 250SPS (North America,
24F307
2 Guns
Latin America, Asia Pacific)
LLIV 250SPS (Latin America,
24K960
1 Gun
Asia Pacific)
24K961
1 Gun
LLIV 250SPS (Europe)
24K962
2 Guns
LLIV 250SPS (Europe)
FieldLazer G400
24M608 1 Gun
(North America)
Related Manuals:
3A2090
Operation
3A2598
Parts
311254
Gun
309277
Pump
312307
Auto-Layout Applications Methods
SPS
3A2593A
EN
ti17520a

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Summary of Contents for Graco 24F307

  • Page 1 IMPORTANT SAFETY INSTRUCTIONS Read all warnings and instructions in this manual and the engine manual. Save these instructions. Model Guns Description LLIV 250SPS (North America, 24F307 2 Guns Latin America, Asia Pacific) LLIV 250SPS (Latin America, 24K960 1 Gun Asia Pacific)

  • Page 2: Table Of Contents

    Touch-Pad Replacement ....23 Graco Standard Warranty ....48 Removal .

  • Page 3: Warnings

    Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion 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.
  • Page 4 Warnings WARNING PRESSURIZED ALUMINUM PARTS HAZARD Use of fluids that are incompatible with aluminum in pressurized equipment can cause serious chemical reac- tion and equipment rupture. Failure to follow this warning can result in death, serious injury, or property dam- age.
  • Page 5 Warnings WARNING BATTERY SAFETY The battery may leak, explode, cause burns, or cause an explosion if mishandled. • Only use the battery type specified for use with the equipment. See Technical Data. • Battery maintenance must only be performed or supervised by personnel knowledgeable of batteries and the required precautions.

  • Page 6: Component Identification

    Component Identification Component Identification ti15841a Engine ON/OFF Switch Operator Platform Hydraulic Fill Cap / Dipstick Paint Filter Hydraulic Oil Filter Prime / Drain Valve Paint Hopper (25 gallon / 95 liter) Displacement Pump Handle Bar Height Adjustment Knob Rear Gun Arm Mount Engine Recoil Handle Serial Label Brake...

  • Page 7: Component Identification (Controls)

    Component Identification (Controls) Component Identification (Controls) ti18719a Hydraulic Pump Valve Gun Trigger Control Forward / Reverse Lever Display Engine Throttle Engine Choke Gun 1 Selector Gun 2 Selector Engine Kill / Main Power Switch 12V Accessory Jack Pressure Control 3A2593A Repair...

  • Page 8: Grounding Procedure (For Flammable Materials Only)

    Grounding Procedure (For Flammable Materials Only) Grounding Procedure Pressure Relief Procedure (For Flammable Materials Only) Follow the Pressure Relief Procedure whenever you see this symbol. This equipment must be grounded to reduce the risk of static sparking. Static sparking can cause fumes to This equipment stays pressurized until pressure is ignite or explode.

  • Page 9: Ground Drive Belt Replacement

    Ground Drive Belt Replacement Ground Drive Belt Installation Replacement 1. Install belt onto pulleys. Removal ti19134a 1. Loosen four screws and remove belt cover. 2. Tighten tensioning bolt to move two pulleys apart and tighten belt to proper tension (see table). ti19132a ti19128a Ground Drive Belt...

  • Page 10: Oil Reservoir Belt Replacement

    Oil Reservoir Belt Replacement Oil Reservoir Belt Installation Replacement 1. Replace belt. Removal ti19149a 2. Tighten two adjustment bolts evenly and maintain NOTE: Ground drive belt must be removed before oil belt alignment. Tighten belt to proper tension (see reservoir belt can be replaced (see page 9). table).

  • Page 11: Hydraulic System Purging

    Hydraulic System Purging Hydraulic System Purging 5. Turn on the Main Power Switch to engage clutch. 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 ti18552a Relief Procedure when you stop spraying and before 6.

  • Page 12: Ground Drive Pump Replacement

    Ground Drive Pump Replacement Ground Drive Pump 5. Remove nut (3) and disconnect tie rod (40) under- neath pump (63). Replacement 6. Remove two mounting bolts (82) and washers (55) to remove pump (63) from bracket. Installation This equipment stays pressurized until pressure is 1.

  • Page 13: Oil Reservoir Pump Replacement

    Oil Reservoir Pump Replacement Oil Reservoir Pump 6. Remove pulley from pump. Remove four screws and pump from reservoir cover. Replacement This equipment stays pressurized until pressure is manually relieved. To help prevent serious injury from pressurized fluid, such as skin injection, ti19672a splashing fluid and moving parts, follow the Pressure Relief Procedure when you stop spraying and before...
  • Page 14 Oil Reservoir Pump Replacement 4. Install cable and tighten set screw. 6. Connect three hydraulic hoses to fittings on oil reservoir. Replace oil filter. ti19143a 5. Slide cable sleeve up and tighten screw. ti19139a 7. Install and tension Oil Reservoir Belt (page 10) and Ground Drive Belt (page 9).

  • Page 15: Hydraulic Gun Manifold Replacement

    Hydraulic Gun Manifold Replacement Hydraulic Gun Manifold 6. Label wire harnesses GUN 1 and GUN 2. Discon- nect two wire harnesses from solenoids. Replacement Gun 2 Gun 1 Removal ti19161a 1. Remove tank lid and siphon tube. 7. Label gun cables Gun 1 and Gun 2. Disconnect gun cables from actuators.

  • Page 16: Installation

    Hydraulic Gun Manifold Replacement 10. Disconnect manifold tubes at manifold. 4. Push Gun 1 and Gun 2 gun cables into bracket. NOTE: Be sure to connect Gun 1 cable to the hole 11. Remove two mounting bolts and slide hydraulic in the bracket closest to center of sprayer.

  • Page 17: Paint Pump Replacement

    Paint Pump Replacement Paint Pump Replacement 5. Use hammer to loosen pump jam nut (106). 6. Slide down retainer (104) and remove pin (105). 7. Unscrew and remove paint pump (107). This equipment stays pressurized until pressure is Installation manually relieved. To help prevent serious injury from pressurized fluid, such as skin injection, 1.

  • Page 18: Hydraulic Motor Replacement

    Hydraulic Motor Replacement Hydraulic Motor NOTICE Replacement Use a screwdriver to lift pump piston up to gain access to mounting bolts and avoid contact with pis- ton. Contact with pump mounting bolts can scratch and damage the pump piston. 6. Remove four mounting bolts (116) from hydraulic This equipment stays pressurized until pressure is motor and remove motor from sprayer.

  • Page 19: Clutch Replacement

    Clutch Replacement Clutch Replacement 7. Remove engine recoil starter and place a screw- driver through the recoil starter cup. Removal 1. Remove Ground Drive Belt, page 9. ti19696a 2. Remove Oil Reservoir Belt, page 10. 3. Remove two hold-down bolts for the ground drive pump bracket.

  • Page 20: Installation

    Clutch Replacement Installation 4. Install pulley (61) and torque three screws (81) to 10 ft-lb (13 N•m). 1. Install spacer (56) and key (60) onto crankshaft. Slide clutch (57) onto crankshaft. ti19216a 5. Install recoil starter onto engine. ti19214a 2. Align clutch and wire in bracket. ti19704a 6.

  • Page 21: Engine Replacement

    Engine Replacement Engine Replacement 5. Disconnect choke cable. Removal 1. Remove Clutch, see page 19. ti19185a 2. Disconnect all wires from engine. 6. Tie knot in rope by recoil starter to prevent rope from being pulled into recoil starter. 7. Take rope handle apart and untie knot in recoil starter handle.

  • Page 22: Installation

    Engine Replacement Installation d. Tighten screw on hex-shaped pivot. e. Verify proper operation of engine choke. 1. Install engine voltage regulator below engine mounting plate with two screws. Connect regulator to wire harness. ti19686a 6. Install throttle cable. a. Place speed lever to high speed. b.

  • Page 23: Touch-Pad Replacement

    Touch-Pad Replacement Touch-Pad Replacement Removal Installation 1. Remove six screws and control shroud. 1. Apply touch-pad to sheet metal. 2. Connect ribbon cable from touch-pad at display board. ti19098a 2. Disconnect ribbon cable from touch-pad at display board. ti19910a 3. Install control shroud with six screws. ti19910a 3.

  • Page 24: Control Board, Toggle Switches And Display Replacement

    Control Board, Toggle Switches and Display Replacement Control Board, Toggle 7. Remove six screws and control shroud. Switches and Display Replacement Removal 1. Remove Fuse to disconnect battery, page 28. 2. Remove tank lid and siphon tube. ti19098a 8. Remove two screws and splash shield. ti19166a ti19701a 3.

  • Page 25: Installation

    Control Board, Toggle Switches and Display Replacement 11. If replacing the toggle switches loosen two screws 13. If replacing control board, disconnect all wires from holding the ferrite core. Disconnect cable and control board. Remove eight mounting screws and remove toggle switch board. remove control board.
  • Page 26 Control Board, Toggle Switches and Display Replacement 5. Feed toggle switches through control panel and 10. Install front shield and tighten six screws. install two toggle switch nuts. ti19691a ti19200a 6. Install Fuse, see page 28. Check control, switches and display. 11.

  • Page 27: Battery Replacement

    Battery Replacement Battery Replacement Installation 1. Install battery. NOTICE To reduce the risk of shorting the battery, always Removal connect NEGATIVE (black wire) last. 2. Connect red wire to positive (+) and black wire to 1. Remove tank lid and siphon tube. negative (-) posts of the battery.

  • Page 28: Fuse Replacement

    Fuse Replacement Fuse Replacement 3. If fuse is open, a wire has shorted to the frame or auxiliary lighting requires too much power. Check wiring or reduce auxiliary lighting before replacing 1. Remove fuse cover. fuse. 2. Use needle-nose pliers to remove old fuse and 4.

  • Page 29: Forward/Reverse Cable Replacement

    Forward/Reverse Cable Replacement Forward/Reverse Cable 6. At the handlebar, remove locknut (3) and ball joint (40) from handlebar forward/reverse lever. Remove Replacement ball joint (40) from cable (148) and save if not replacing. Loosen two nuts on cable (148) and remove from bracket.

  • Page 30: Installation

    Forward/Reverse Cable Replacement Installation 3. Install cable (148) into handlebar bracket and tighten two nuts. Install ball joint (40) onto cable. Install ball joint into handlebar forward/reverse lever 1. Install new cable (148) by following same route as and tighten locknut (3). old cable is being removed.

  • Page 31: Steering Cable Replacement

    Steering Cable Replacement Steering Cable 7. Apply parking brake. Raise front wheel off the ground and support frame on two jack stands. Replacement Removal ti18550a 1. Remove tank lid and siphon tube. 8. At the handlebar, remove locknut (3) and ball joint (40) from handlebar.

  • Page 32: Installation

    Steering Cable Replacement Installation 5. Install ball joint (40) onto cable (48) and match threads on other side of handlebar. Install ball joint (40) into handlebar and tighten locknut (3). 1. Install new cable (48) by following same route as old cable is being removed.

  • Page 33: Front Wheel Replacement

    Front Wheel Replacement Front Wheel Replacement Installation 1. Insert two spacers (36) into wheel (35) and slide into fork (34). Removal 1. Apply parking brake. Raise front wheel off ground and support frame on two jack stands. ti20125a ti19693a 2. Insert axle bolt (37) through fork (34), spacers (36) 2.

  • Page 34: Parking Brake Service

    Parking Brake Service Parking Brake Service Installation 1. Install lever (14) with pin (B) and clip (13). Removal 2. Use screwdriver to install spring (15). 1. Remove tire, wheel hub, and fender. See Wheel Motor Removal, page 35. 2. Remove clips (13) from three pins (A). Remove pins and levers.

  • Page 35: Rear Wheel And Wheel Motors

    2. Remove four lug nuts (22) and wheel (16). 3. Remove pin (56), castle nut (21b) and wheel hub (22b). Wheel hub may require a wheel puller; not supplied by Graco. ti18589a ti18584a Rear Wheel Installation 4. Remove four bolts (78), lock nuts (79) and fender 1.

  • Page 36: Wheel Motor Installation

    Rear Wheel and Wheel Motors Wheel Motor Installation 2. Remove tank from unit. 3. Use wrench to remove six screws from front shield 1. Connect two hydraulic hoses (112) to wheel motor and remove front shield from unit. (21a) and insert wheel motor (21a) into frame (1). 2.
  • Page 37 Rear Wheel and Wheel Motors Installation 5. Install wheel (16) and four lug nuts (22). 1. Install wheel sensor (4) and clamp (5) with screw (6). ti18589a 6. Lower jack. 7. Install front shield with six screws. ti19099a 2. Connect wheel sensor connector to wire harness. ti19200a ti19328a 8.

  • Page 38: Troubleshooting

    Troubleshooting Troubleshooting General Problem Cause Solution Excessive hydraulic load. Main power switch Engine pulls hard Turn main power switch OFF. is on. Engine is out of gas. Refill gas tank. See engine manual. Fuel shut-off lever is OFF. Move fuel shut-off lever to ON position. Engine switch is OFF.
  • Page 39 Change hydraulic filter and hydraulic oil. Intake line to pump inlet is not tight. Tighten intake line to pump inlet. Hydraulic motor is worn or damaged. Bring sprayer to Graco distributor for repair. Suction tube strainer is clogged. Clean strainer Suction tube air leak.
  • Page 40 Troubleshooting Problem Cause Solution Excessive leakage around hydraulic Piston rod seal worn or damaged. Replace hydraulic motor piston rod wiper and seal. motor piston rod wiper Paint buildup on hydraulic components Clean hydraulic components. Sprayer overheats Hydraulic oil level is low Fill with hydraulic oil.
  • Page 41 Gun does not apply dots Dot size setting is too small Increase dot size. Pressure is too low Increase pressure to 1000 psi. Use only Graco approved hydraulic fluid 169236 (5 gallons / 18.9 liter) or 207428 (1 gallon / 3.8 liter) 3A2593A Repair...

  • Page 42: Wiring Diagram

    Wiring Diagram Wiring Diagram ti19065a 3A2593A Repair...

  • Page 43: Wiring Parts List

    Wiring Diagram Wiring Parts List Ref. Part Description Qty. Ref. Part Description Qty. 214e 16N374 SWITCH, membrane 15K357 SENSOR, distance 214f 24N566 KIT, repair, switch board 24N501 KIT, repair, engine, GX270 214h 126078 SWITCH, rocker, dpdt (includes 54a) 214t 16P019 HARNESS, switch board 24N502 VOTLAGE REGULATOR 16N407 HARNESS, wire, LL250 125877 CLUTCH, electric, LL250...

  • Page 44: Hydraulic Diagram

    Hydraulic Diagram Hydraulic Diagram ti19064a 3A2593A Repair...

  • Page 45: Hydraulic Parts List

    Hydraulic Diagram Hydraulic Parts List Ref. Part Description Qty. Ref. Part Description Qty. 24M625 TUBE, supply, hydraulic 125929 MOTOR, wheel 24M626 TUBE, supply, hydraulic 16M271 HOSE, coupled, assembly, LL250 126082 FITTING, tee, #8 x #8 x #6 JIC 247930 KIT, repair, hydraulic pump 126080 FITTING, tee, street 117328 FITTING, nipple, straight 126081 FITTING, nipple, 3/8-18 x #6 JIC...

  • Page 46: Notes

    Notes Notes 3A2593A Repair...

  • Page 47: Notes

    Notes Notes 3A2593A Repair...

  • Page 48: Graco Standard Warranty

    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 manual is also suitable for:

Linelazer iv 250sps24k96024k96124k96224m608

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