Graco 16R955 Installation, Operation & Parts Download Page 25 | Manualshive

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LL250 Compressor Installation

332230N

25

26. Remove plug from compressor case. Install oil

breather (1b).

27. Before operation, ensure oil is visible on threads of

fill port. If not full, fill with included oil until visible on
threads.

28. Connect output air line. Reconnect the battery.

NOTICE

Failure to properly fill compressor with oil can result in
failure and/or severe or catastrophic damage to the
compressor.

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Summary of Contents for 16R955

Page 1: ...HS DC MMA 16R961 2 Gun LL250 80 psi 55 MPa 5 5 bar Maximum Working Pressure 9 Important Safety Instructions Read all warnings and instructions in the striper manual Be familiar with the controls and the proper usage of the equipment Save these instructions Related Manual Bead Gun Kit 332226 LLIV 200HS Repair 311021 LLV 200HS DC Repair and Parts 3A3390 LLV 200MMA Operation Repair and Parts 3A6466 2...

Page 2: ...QUIPMENT 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 See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment m...

Page 3: ...parts Do not operate equipment with protective guards or covers removed Pressurized equipment can start without warning Before checking moving or servicing equipment follow the Pressure Relief Procedure and disconnect all power sources BURN HAZARD Equipment surfaces and fluid that s heated can become very hot during operation To avoid severe burns Do not touch hot fluid or equipment PERSONAL PROTE...

Page 4: ... Read and understand all warnings and instructions in this manual and the striper manual Tools Needed 1 8 in Allen Wrench supplied with kit Alignment tool 17C504 supplied with kit 5 32 in Allen Wrench 1 4 in Allen Wrench 3 16 in Allen Wrench 7 16 in Wrench 3 8 in Wrench 1 2 in Wrench 5 8 in Wrench 9 16 in Wrench 11 16 in Wrench T 20 Torx Bit Cutting Blade Rubber Mallet Phillips Screwdriver Straigh...

Page 5: ...for LL200 and LL250 Component Identification Ref Description 1 Funnel 2 Wing Nut 3 Compressor Bypass Switch 4 Regulator Unloader 5 Pressure Relief Valve 6 Bead Tank Gauge 7 Pressure Regulator Valve 8 Air Tank Gauge 9 Safety Relief Valve Ref Description ...

Page 6: ...il it reaches end of threads If any remaining pressure is in bead tank it will be released through seal while wing nut secures lid to hopper Confirm pressure is at 0 psi 0 bar 0 MPa and open lid 4 Secure lid over opening and tighten wing nut until lid is level with hopper This equipment stays pressurized until pressure is manually relieved To help prevent serious injury from pressurized fluid such...

Page 7: ...unted on either side of sprayer 1 Turn off unit Perform Pressure Relief Procedure page 6 2 Loosely install two screws MM and two locknuts NN through bottom of frame mount but do not tighten Remove existing gun arm bracket to gain access to nut NN 3 Assemble hopper basket XX and base with hard ware as shown below Use 9 16 in wrench to snug screws Loosen all six screws 1 4 turn ti21201a NN MM ti2119...

Page 8: ...Complete Frame Assembly NOTE If desired rotate recoil 90 counter clockwise 1 Use 9 16 wrench to tighten bottom screws MM to hardware shown 2 Install plastic end caps ZZ into frame Use rubber mallet to pound end caps into place ti21500a ti21200a MM ti20884a ZZ ...

Page 9: ...ect spark plug on unit 3 Perform Pressure Relief Procedure page 6 4 Using bolts 36 and lock nuts 22 install air tank bracket 3 5 With a 9 16 in wrench mount air tank 3 to bracket with screws 21 6 Use the T 20 star bit to remove fan grill FF from shroud BB Save screws for reattachment Replacing the compressor requires pulling on the starting rope To help prevent entanglement pinching and potentiall...

Page 10: ... of the pulley The pump shaft is the pilot for the coupler adapter 12 Torque pulley set screws to 58 62 in lb 6 6 7 N m 13 Install belt on pulley See Ground Drive Belt Replacement in your striper repair manual for additional instructions and belt tension recommendations NOTE Prior to step 14 securing nuts to back of pulley with piece of duct tape will assist with installation 14 With belt shroud d...

Page 11: ...s striper Center shaft coupler both vertically and horizontally in slot Tighten the four mounting screws to 23 27 ft lb 31 37 N m 17 Place drop of medium strength thread locker 25 on the threads of each set screw Using a 2 5 mm and a 4 0 mm Allen wrench screw the set screws into the shaft coupler 1a far enough so that the coupler can slide on the shaft in the compressor 1 Ensure the compressor sha...

Page 12: ...ded to ensure the key seats completely 19 Slide compressor 1 onto the shaft coupler 5 until the face of the compressor is flush with compressor bracket 4 Rotate the compressor 90 degrees counter clockwise until the set screw is accessible NOTICE Performing steps 19 through 23 out of order or incorrectly may cause excessive side loading on the compressor crankshaft and could cause a premature failu...

Page 13: ...in the set screw access Torque the set screws to 150 160 in lb 16 9 18 N m Again slowly pull the starter rope until the single M5x8 set screw appears in the access and tighten it to 37 42 in lb 4 4 7 N m NOTE Do not use ball end Allen wrenches as they may break and become stuck in the screws 22 Remove two carriage bolts 9 two washers 10 and two nuts 17 in opposing holes 180 degrees apart and rotat...

Page 14: ... 9 18 N m Re tighten all four mounting screws 20 to 23 27 ft lb 31037 N m 24 Install compressor guard using three screws 14 lock washers 15 and flat washers 16 Torque to 130 150 in lb 14 7 16 9 N m 25 Apply thread sealant paste to threads of tee fitting 6 Install tee fitting with safety valve 7 into compressor output Use a 11 16 in wrench and a 9 16 in backup wrench to attach the braided hose from...

Page 15: ... 23 hand tighten 28 Before operation ensure oil is visible on threads of fill port If not full fill with included oil until visible on threads 29 Connect output air line Reconnect spark plug wire NOTICE Failure to properly fill compressor with oil can result in failure and or severe or catastrophic damage to the compressor ...

Page 16: ...mping band around tank and secure with mounting hardware shown below Tighten until there is no movement between clamp and bead tank NOTE The flats on the clamp are not intended to touch the hopper bracket when tightened 3 Install 36 in nylon air line dd from top of regulator to swivel fitting on top of bead hopper Cut air line to desired length Push air line into fitting until end touches bottom o...

Page 17: ...raised debris on frame surface 3 Cut any existing tie wraps that interfere they will be replaced later with new tie straps 4 Loosely install two screws M and two locknuts N through bottom of frame mount Use 9 16 in wrench to fully tighten 5 Secure hydraulic lines with zip ties 6 Position left frame mount W on LL250 frame Remove any zip ties in the way Use a rubber mallet to tap into place if neede...

Page 18: ...wn 9 Assemble hopper bracket X and base Y with hardware provided Install carriage bolts with the heads facing the paint tanks Use 9 16 in wrench to tighten bolts 2 674 10 Install plastic end caps Z into frame Use rubber mallet to pound end caps into place Inches Centimeter ti20502a ti20500a M ti24390a ti20884a Z ...

Page 19: ...able 3 Perform Pressure Relief Procedure page 5 4 Using bolts 38 plus lock nuts 20 install air bracket 2 5 Using a 9 16 in wrench and screws 19 mount the air tank to the new air tank bracket 2 6 Using T 20 star bit remove fan grill FF from shroud BB Save screws for reattachment Replacing the compressor requires pulling on the starting rope To help prevent entanglement pinching and potentially seri...

Page 20: ... pulley The pump shaft is the pilot for the coupler adapter 12 Torque pulley set screws to 58 62 in lb 6 6 7 N m 13 Install belt on pulley See Ground Drive Belt Replacement in your striper repair manual for additional instructions and belt tension recommendations NOTE Prior to step 14 securing nuts to back of pulley with piece of duct tape will assist with installation 14 With belt shroud down ins...

Page 21: ... screws Make sure fan grill protrudes out not into the shroud 16 Remove two existing bolts and washers from striper frame Install compressor bracket 3 with three tabs towards striper using existing washers and bolts Center shaft coupler both horizontally and vertically in slot then tighten the two mounting screws to 23 27 ft lb 31 37 N m ...

Page 22: ...the fan pulley With the keyway of the shaft coupler 4 facing up place the shaft key 1c into the keyway with the key slid to one end of the keyway as shown A light tap with a rubber mallet may be needed to ensure the key seats completely 19 Slide the compressor 1 onto the shaft coupler 5 until the face of the compressor is flush with the compressor bracket 3 Rotate the compressor 90 degrees counter...

Page 23: ... appear in the set screw access Torque the set screws to 150 160 in lb 16 9 18 N m Again slowly rotate the fan pulley until the single M5x8 set screw appears in the access and tighten it to 37 42 in lb 4 4 7 N m NOTE Do not use ball end Allen wrenches as they may break and become stuck in the set screws 22 Remove two carriage bolts 8 two washers 9 and two nuts in opposing holes 180 degrees apart a...

Page 24: ... 16 9 18 N m Re tighten the two mounting screws to 23 27 ft lb 31 37 N m 24 Install compressor guard using three screws 13 lock washers 14 and flat washers 15 Torque to 130 150 in lb 14 7 16 9 N m 25 Apply thread sealer to threads of tee fitting 6 Install tee fitting with safety valve 7 into compressor output Use an 11 16 in wrench and a 9 16 backup wrench to attach the braided hose from the air t...

Page 25: ...27 Before operation ensure oil is visible on threads of fill port If not full fill with included oil until visible on threads 28 Connect output air line Reconnect the battery NOTICE Failure to properly fill compressor with oil can result in failure and or severe or catastrophic damage to the compressor ...

Page 26: ...d secure with mounting hardware shown below Tighten until there is no movement between clamp and bead tank NOTE The flats on the clamp are not intended to touch when hopper bracket is tightened NOTE Position handle to best suit filling needs Loosen bolt AA to help swivel then retighten 4 Install 36 in nylon air line DD from top of regulator to swivel fitting on top of bead hopper Cut air hose to d...

Page 27: ... gun Setting Bead Hopper Pressure The pressure regulator valve 5 controls pressure sent from the air tank to the bead tank The regulator is set to 0 pressure from the factory 1 Before charging bead tank confirm that bead tank lid is fully secured and beads have been loaded into tank 2 To increase pressure pull knob on pressure regula tor valve 5 out and turn counter clockwise Watch bead tank gauge...

Page 28: ...t of the bead application 3 Turning the valve clockwise will delay gun open ing closing time Turning the valve counter clock wise will speed up gun opening closing time NOTICE Never store glass beads in tank between jobs Begin the day with moisture free beads Moisture will cause glass beads to resist flow or solidify over time If moisture or condensation is present on tank interior leave lid open ...

Page 29: ...ure needed to Step 3 Set air regulator to this pressure EXAMPLE a At 4 mph and 6 lb gal with 0 234 nozzle set tank pressure to 15 psi b At 4 mph and 6 lb gal with 0 281 nozzle set tank pressure to 10 psi c For 8 in width multiply weight min value 7 1 x 2 and for 12 in width x 3 Step 1 Step 2 Step 3 Step 4 Speed Bead Delivery Requirement 4 in Nozzle Size Pressure Needed 6 lb gal 8 lb gal 0 234 0 28...

Page 30: ...elease pressure from bead tank 3 Loosen wing nut 2 until it reaches end of threads If any remaining pressure is in bead tank it will be released through seal while wing nut secures lid to hopper Confirm pressure is at 0 psi 0 bar 0 MPa and open lid 4 Place funnel 1 into opening Pour beads into hop per Beads should not be filled to a height higher than shown in figure below Bead level can be viewed...

Page 31: ...sure 332230N 31 0 to 8 in Line Setup For wider lines it may be necessary to mount bead gun as shown below 8 12 in Line Setup 2 Tank 1 Gun Setup Connect Y fitting as shown below to allow two tanks to flow into one gun ti20977a ti21258a ...

Page 32: ...mining Bead Application Pressure 32 332230N Double Drop Setup Use a Y fitting to create a dual bead gun setup for double drop beads Splice exit hose on bottom of air switch and branch into both guns ti20564a ...

Page 33: ...Notes 332230N 33 Notes ...

Page 34: ...Parts Model 25R268 34 332230N Parts Model 25R268 ...

Page 35: ...bead 1 31 16T580 BAND clamping bead tank 1 32 16T763 FRAME tank LL200 painted left 1 33 16T762 FRAME bead tank LL2200 painted right 1 34 127397 TOOL 1 8 in Allen T handle 1 35 16T629 TANK bead 1 36 111194 SCREW cap flange hd 2 38 115087 PLUG tubing 2 39 121488 SCREW hex hd flanged 6 41 16T593 BRACKET bead tank LL200 painted 1 42 16T939 HOSE coupled 1 45 16U273 HOSE pneumatic 1 48 16T437 FUNNEL bea...

Page 36: ...Parts Model 25R270 36 332230N Parts Model 25R270 ...

Page 37: ...d tank 1 30 16T698 FRAME bead tank painted LL250 left 1 31 125626 SCREW hex hd flanged 6 32 16T437 FUNNEL bead tank 1 33 16T596 BASE bead tank frame LL250 1 34 16T697 FRAME bead tank painted LL250 right 1 35 16U327 GRILL fan guard 1 36 16T594 BRACKET bead hopper LL250 painted 1 38 111194 SCREW cap flange hd 6 41 16U273 HOSE pneumatic 1 42 115087 PLUG tubing 2 43 16R963 KIT accessory bead gun inclu...

Page 38: ...s of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES 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 warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to inci...

Page 39: ...co Information For the latest information about Graco products visit www graco com For patent information see www graco com patents TO PLACE AN ORDER contact your Graco distributor or call 1 800 690 2894 to identify the nearest distributor ...

Page 40: ...t to make changes at any time without notice This manual contains English MM 332230 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC AND SUBSIDIARIES P O BOX 1441 MINNEAPOLIS MN 55440 1441 USA Copyright 2013 Graco Inc All Graco manufacturing locations are registered to ISO 9001 www graco com Revision N January 2020 ...

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