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ti8468a

Operating Instructions

150 RPX Pressure Roller
and Spray System

Table of Contents

Warnings

2

. . . . . . . . . . . . . . . . . . . . . . . . . 

Pressure Relief

6

. . . . . . . . . . . . . . . . . . . 

Component Identification

7

. . . . . . . . . 

Setup

8

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Priming

 

9

. . . . . . . . . . . . . . . . . . . . . . . . . . 

Operation

13

. . . . . . . . . . . . . . . . . . . . . . . . 

Cleanup

17

. . . . . . . . . . . . . . . . . . . . . . . . . 

Trouble Shooting

28

. . . . . . . . . . . . . . . . 

Service

31

. . . . . . . . . . . . . . . . . . . . . . . . . . 

Parts

36

. . . . . . . . . . . . . . . . . . . . . . . . . . . . 

Technical Information

42

. . . . . . . . . . . 

Graco Warranty

44

. . . . . . . . . . . . . . . . . . 

Graco Phone Number

44

. . . . . . . . . . . 

309388

Rev. J

2800 psi (193 bar, 19 MPa) Maximum Working Pressure*

Model 233687, Series B

The best operating pressure is the lowest pressure that provides an even paint supply to the roller and

   typically does not exceed 300 psi (2.1 MPa, 21 bar).

Also Includes:  Contractor

t

In–line Valve 244161 

and Pressure Roller 244279

D

20 in. (50 cm) heavy-duty extension

D

3/16 in. x 25 ft DuraFlex

t

 hose

D

9 in. (23 cm) roller frame

D

1/2 in. (13 mm) nap roller cover

– For roller and portable spray application
 of architectural paints and coatings –

Important  Safety Instructions

Read all warnings and instructions in this
manual.  Save these instructions.   

         

Use water based or mineral spirit–type material
only.  Do not use materials having flash points
lower than 70

_

 (21

_

). For information about

your material request MSDS from distributor or
retailer.

GRACO INC.ąP.O. BOX 1441ąMINNEAPOLIS, MNą55440-1441

E

COPYRIGHT 2001, GRACO INC.

Graco Inc. is registered to I.S. EN ISO 9001

Summary of Contents for 150 RPX

Page 1: ...psi 2 1 MPa 21 bar Also Includes ContractortIn line Valve 244161 and Pressure Roller 244279 D 20 in 50 cm heavy duty extension D 3 16 in x 25 ft DuraFlext hose D 9 in 23 cm roller frame D 1 2 in 13 m...

Page 2: ...equipment only in well ventilated area D Eliminate all ignition sources such as pilot lights cigarettes portable electric lamps and plastic drop clothes potential static arc D Sprayer generates sparks...

Page 3: ...aco distributor for information D Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces D Do not kink or overbend hoses or use hoses to pull equipment D Keep childre...

Page 4: ...7 6 m 18 AWG D 50 ft 15 2 m 16 AWG D 100 ft 30 5 m 14 AWG D 150 ft 45 7 m 12 AWG Smaller gauge or longer extension cords may reduce sprayer performance Grounding and Electric Requirements ti5572a D G...

Page 5: ...51a D Ground the metal pail by connecting a ground wire to the pail by clamping one end to pail and the other end to ground such as as water pipe D Maintain grounding continuity when flushing or relie...

Page 6: ...l pail Trigger gun to relieve pressure 4 Engage trigger lock D Leave Spray Prime Drain valve in PRIME DRAIN position until you are ready to spray again D If you suspect the spray tip is clogged or tha...

Page 7: ...ntractort In line Valve Power Switch Pressure Control Knob Component Identification Suction Tube Inlet Screen Spray Prime Valve Prime drain position Paint position Prime Tube Pressure Roller Fluid Out...

Page 8: ...h to tighten 4 Turn pressure control knob all the way left counterclockwise to minimum pressure NOTE The Contractort In line Valve can be used as an airless spray gun for small jobs by attaching a Han...

Page 9: ...parate the smaller prime tube from the larger suction tube Priming For flushing factory or storage fluid and loading pump with water 3 Unscrew inlet screen from suction tube 4 Place prime tube in wast...

Page 10: ...id and loading pump with water 7 Plug sprayer in to grounded outlet and turn power switch ON 8 Align arrow on sprayer pressure control knob to bucket symbol until the pump starts garden hose open clos...

Page 11: ...For flushing water and loading pump and hose with paint 2 Turn Power Flush to closed position and garden hose OFF Unscrew Power Flush attachment from suction hose 3 Screw inlet screen onto suction tu...

Page 12: ...ON 7 When paint starts to come out of prime tube pull and hold In line Valve trigger and turn Spray Prime valve to spray When paint comes out of In line Valve release trigger NOTE The motor stopping...

Page 13: ...ou must trigger the gun to maintain an even paint supply to the roller 2 Firmly tighten pressure roller to 20 extension 3 Attach pressure roller assembly to In line Valve Use a wrench to tighten 4 Tur...

Page 14: ...your rolling speed 7 Whenever you stop painting relieve pressure page 6 and elevate roller end of extension tube to prevent paint from draining out Flush the pump In line Valve and pressure roller im...

Page 15: ...15 309388 Rolling Techniques 1 Rolling vertically roll out the letter M 2 Cross roll horizontally to spread the paint 3 Finish with light vertical strokes until the entire area has been evenly covered...

Page 16: ...ler apply paint to the ceiling working the short way of the room and applying as wide a strip as possible 1 Woodwork Walls Using a brush paint woodwork first Apply a starting row of paint approximatel...

Page 17: ...over and diffuser from roller frame as follows a Using your thumb slide clip down and release end caps diffuser and roller cover into a pail b Remove roller cover from diffuser Leave the roller assemb...

Page 18: ...er based materials 4 Place roller frame in paint pail Be sure the holes in the frame are facing inside the paint pail 5 Place suction tube in bucket of water or compatible solvent for non water based...

Page 19: ...s to dilute paint Then release In line Valve trigger 11 Place roller frame in another bucket If you are flushing a non water based fluid flush until fluid coming out of roller frame is clear Proceed t...

Page 20: ...Flush attachment onto garden hose 3 Turn lever to close Power Flush attachment garden hose open closed Power Flush attachment close WASTE inlet screen Cleanup Power Flushing After Spraying Water based...

Page 21: ...tube in waste pail 6 Turn lever to open Power Flush attachment Turn on garden hose Power Flush attachment garden hose 7 Align arrow on sprayer with bucket symbol on Pressure Knob open Cleanup Power F...

Page 22: ...the holes of the roller frame are facing inside the pail 10 Turn Spray Prime Valve to SPRAY 11 Keep In line Valve triggered for 1 2 minutes until somewhat clear water flows out of roller frame Cleanup...

Page 23: ...88 12 Turn Spray Prime Valve to PRIME 13 Let water flow through sprayer into waste pail for 20 seconds Cleanup Power Flushing After Spraying Water based Paint continued 14 Turn Power Switch OFF 20 SEC...

Page 24: ...se Power Flush Turn off garden hose 16 Unscrew Power Flush attachment from suction hose 17 Remove roller frame and extension from In line Valve Cleanup Power Flushing After Spraying Water based Paint...

Page 25: ...from the housing Remove the filter and clean it in compatible solvent NOTE Do not soak the entire In line Valve in solvent Prolonged exposure to solvent can ruin the packings Cleanup Cleaning Contrac...

Page 26: ...er will corrode and ruin pump 1 Place suction tube in storage fluid bottle and prime tube in waste pail 2 Turn Prime Spray valve to PRIME 3 Turn Pressure Control knob all the way left counterclockwise...

Page 27: ...ssure Control knob 6 When storage fluid comes out of prime tube in 5 10 seconds turn power switch OFF Cleanup Filling the Sprayer with Storage Fluid watch for storage fluid from prime tube in 5 to 10...

Page 28: ...place extension cord power cord Pressure is set at minimum Turn Pressure Control Knob to the right clockwise to increase pressure Motor or control is damaged Return sprayer to Graco authorized service...

Page 29: ...rger hole size Choose tip with narrower fan Make sure gun is close enough to surface Motor is hot and runs intermittently Vent holes in shroud are plugged or sprayer is Keep vent holes in shroud clear...

Page 30: ...s forward in SPRAY pattern Sprayer does not turn on promptly when resuming spraying Pressure control switch is worn and causing excessive pressure variation Return sprayer to Graco authorized service...

Page 31: ...1 Relieve pressure page 6 2 Squeeze trigger while unscrewing diffuser seat and gasket Service Changing the Needle on the Contractort In line Valve 3 Remove Trigger Remove locknut and bracket 4 Tap re...

Page 32: ...trigger to pull needle assembly into In line Valve body Tighten locknut and install trigger guard 3 Squeeze trigger while installing gasket and diffuser seat Torque diffuser seat to 26 32 ft lb 35 43...

Page 33: ...with nozzle straight up 3 Remove trigger guard Service Adjusting the Needle on the Contractort In line Valve 4 Hold your finger against trigger with light pressure Using a 5 16 in open ended wrench t...

Page 34: ...sting the Needle on the Contractort In line Valve 8 Trigger the In line Valve and release it The fluid should stop immediately 9 Engage safety latch and try to trigger In line Valve NO FLUID SHOULD FL...

Page 35: ...35 309388 Notes...

Page 36: ...47 KIT cover housing includes 3 labels 2 dowel pins 2 bushings 1 Ref No Part No Description Qty 44 245149 KIT gear includes two gears and connecting rod 1 50 245078 KIT pump repair 1 51 245079 KIT con...

Page 37: ...ed grease ti8469a 42 44 53 31 64 13 12 13 3 2 6 50 63 23 52 5 51 63 7 57 41 9 54 55 61 62 1 30 32 38 1 56 8 58 1 150 RPX Model 233687 Apply light coat of lithium based grease 42 44 53 31 64 13 12 13 3...

Page 38: ...seal retainer and o ring 1 c 15B065 DIFFUSER 2 d 197106 CLIP roller 1 e 107590 ROLLER cover 9 inch 1 2 in 13 mm nap 1 f 115524 GASKET 1 g 245999 CAP end includes seal and retainer 1 79 232122 EXTENSI...

Page 39: ...39 309388 Notes...

Page 40: ...05d 179750 RETAINER spring 1 106n 179733 SEAL sleeve 1 107 107110 LOCKNUT 1 108 197052 ADAPTER RAC 1 110 197058 BRACKET stem 1 Ref No Part No Description Qty 111 197568 HOUSING fluid locking 1 112 113...

Page 41: ...41 309388 Parts TI0667 108 119 111 120 107 106 110 103 102 113 112 114 104 105a 105b 105c 105d 105 101 Contractort In line Valve Model 244161...

Page 42: ...ight polyethylene UHMWPE leather carbide nylon aluminum PVC polypropylene fluroelastomer Wetted parts Contractort In line Valve UHMWPE aluminum tungsten carbide stainless steel PTFE brass Inlet Screen...

Page 43: ...43 309388 Notes...

Page 44: ...remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury...

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