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Instructions - Parts ™ 334914A Power Pack ™ Use to power XP-h Hydraulic Plural-Component Sprayers. For professional use only. Not approved for use in explosive atmospheres or hazardous locations. Important Safety Instructions Read all warnings and instructions in this manual and in related manuals. Save these instructions.
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.
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Warnings WARNING WARNING WARNING WARNING ENTANGLEMENT HAZARD Rotating parts can cause serious injury. • Keep clear of moving parts. • Do not operate equipment with protective guards or covers removed. • Do not wear loose clothing, jewelry or long hair while operating equipment. •...
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Warnings WARNING WARNING WARNING WARNING EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury. • Do not operate the unit when fatigued or under the influence of drugs or alcohol. • Do not exceed the maximum working pressure or temperature rating of the lowest rated system component.
Lift Instructions Lift Instructions 3. Be sure straps/chains used for lifting are rated to support weight of the power pack: 390 lbs (177 kg). NOTE: Lift power pack and sprayer components sepa- To avoid injury, always use designated Lift Locations rately.
3. Remove frame tube plugs (120) located behind the wheels. Fixed Mounting (optional) To prevent damaging the unit when transporting it in a truck or on a trailer, Graco recommends fixed mounting to the vehicle. 4. Insert plugs (120) in upper frame handle tubes (a). Repositioning Handle Before you can secure the unit to a truck or trailer bed, you must reposition the handle.
Securing Unit to Vehicle Bed Securing Unit to Vehicle Bed For fixed mounting, fasten U-bolts over sprayer frame 2. Place U-bolts over sprayer frame and through holes as indicated in the following illustration. in vehicle bed. Place a washer and nut over bolt end.
Pressure Relief Procedure Pressure Relief Procedure Grounding Follow the Pressure Relief Procedure whenever you see this symbol. The equipment must be grounded to reduce the risk of static sparking. Static sparking can cause fumes to ignite or explode. Grounding provides an escape wire for the electric current.
Setup Setup 4. Remove the hydraulic oil fill cap (27) and check the hydraulic reservoir oil level. Add only Graco Hydrau- lic Oil, ISO 46 169236 (5 gallon/18.9 liter) or 207428 (1 gallon/3.8 liter). Hydraulic reservoir capacity is 1. Follow Setup instructions in the XP-h Proportioner approximately 4.0 gallons (15.14 liters).
Startup Startup b. Move choke to closed. ti5249a Hydraulic system and engine may become very hot c. Set throttle to fast. during operation and could burn skin if touched. Flammable materials spilled on hot, bare motor could cause fire or explosion. Have belt guard in place during operation to reduce risk of entanglement or loss of fingers.
Spraying Spraying 4. Adjust pressure to desired setting. Begin spraying. 1. Set pump valve ON. ti21062a ti7110c 5. Rotate Lock Ring clockwise to set pressure. ti7108a 2. Increase pressure enough to start hydraulic motor stroking and allow fluid to circulate for 15 seconds; turn pressure down.
Semi-annually Check belt wear; replace if necessary. Yearly or 2000 Replace hydraulic oil and filter element with Graco ISO 46 Hydraulic Oil 169236; hours 5 gallon/20 liter or 207428; 1 gallon/3.8 liter) and filter element 287871. 334194A...
Oil level is low. Fill with oil. Excessive hydraulic pump noise. Low hydraulic fluid level. Turn sprayer OFF. Add fluid*. *Check hydraulic fluid level often. Do not allow it to become too low. Use only Graco approved hydraulic fluid, page 25. 334194A...
Compensator Seal Replacement Compensator Seal Replacement 4. Install new gaskets and torque screws. Removal Torque 50 in-lb 4 plcs Compensator O-Ring Assembly Lubricate before installation Allow hydraulic system to cool before beginning the Gasket Adapter Note Gasket Orientation service procedure to prevent injury. Block 1.
Place a container under hoses to catch any plug dripping oil. Refilling Oil a. Replace drain plug. b. Fill tank with Graco Hydraulic Oil, ISO 46. Res- ervoir holds approximately 4 gallons (15.14 liters). Removal Allow hydraulic system to cool before beginning the service procedure to prevent injury.
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Hydraulic Pump Replacement 5. Remove belt cover screws (79), washers (78) and 7. Remove belt (19), page 21. grommets (80) (2 each side). 8. Loosen set-screws (87) on front of large pulley (4). ti7796b 6. Remove belt cover (67). ti7783b 9.
Hydraulic Pump Replacement 11. Remove hydraulic pump (3). 2. Install new pump (3) in frame. 3. Install screws (9) and nuts (10). Torque to 225 + 10 in-lb (25.42 N•m). ti7800b ti7778b 12. Remove fittings (30, 34, 35) from pump (3) and set aside to use on the new pump.
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Hydraulic Pump Replacement 6. Replace set-screws (87). Tighten and torque to 60 + 9. Install suction lines. Tighten fittings. Torque fitting A 2 in-lb (6.8 + 0.2 N•m). to 225 + 10 in-lb (25.4 + 1.1 N•m). Fitting B to 450 +10 in-lb (50.1 + 1.1.
Belt Removal and Installation Belt Removal and Installation 1. Perform Pressure Relief Procedure, page 10. Removing Belt a. Loosen engine bolts (21) to relieve tension on belt. b. Slide belt off pulleys. ti7837a ti7834a Installing Belt Properly Aligned a. Install belt (19) over small (6) and large (4) Not Aligned Properly pulleys.
Cooler Replacement Installation 3. Reconnect return line to oil tank and hydraulic line to cooler. Torque to 225 in-lb (25.4 N•m). 1. Install new coil (72). Replace support bar (77), washers (78) and screws (79). Tighten screws. ti7802b 4. Replace ground wire (95) and tighten screw. Torque to 25-30 in-lb (2.8 - 3.4 N•m).
Engine Replacement Engine Replacement Removing Pulley NOTE: This procedure is only necessary if you are replacing the motor. When you install a new motor you reuse the existing pulley. Removal Removal a. Loosen set screw (87) located on the side of the 1.
Battery Replacement Battery Replacement Removal Installation 1. Loosen wing nuts (48) and remove washers (58, 1. Place new battery (33) on pad (39). 49), battery clamp (47), and hooks (38). Set parts 2. Reconnect battery cables (45, 46) and terminal cov- aside.
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.