manuals.online logo
Brands
  1. Home
  2. •
  3. Brands
  4. •
  5. Graco
  6. •
  7. Control Unit
  8. •
  9. Graco 257836 User manual

Graco 257836 User manual

Other Graco Control Unit manuals

Graco L20c Parts list manual

Graco

Graco L20c Parts list manual

Graco SERIES F Operation manual

Graco

Graco SERIES F Operation manual

Graco ProMix Auto User manual

Graco

Graco ProMix Auto User manual

Graco Compact Dyna-Star 25P686 User manual

Graco

Graco Compact Dyna-Star 25P686 User manual

Graco B52100 Parts list manual

Graco

Graco B52100 Parts list manual

Graco CleanShot 287727 User manual

Graco

Graco CleanShot 287727 User manual

Graco SDM8 Series User manual

Graco

Graco SDM8 Series User manual

Graco PD44 Troubleshooting guide

Graco

Graco PD44 Troubleshooting guide

Graco CSP Series User manual

Graco

Graco CSP Series User manual

Graco 26A231 Parts list manual

Graco

Graco 26A231 Parts list manual

Graco PrecisionFlo 233678 Operation manual

Graco

Graco PrecisionFlo 233678 Operation manual

Graco DataTrak NXT606 User manual

Graco

Graco DataTrak NXT606 User manual

Graco XM PFP Operation manual

Graco

Graco XM PFP Operation manual

Graco NXT011 Operation manual

Graco

Graco NXT011 Operation manual

Graco Modbus TCP User manual

Graco

Graco Modbus TCP User manual

Graco 242063 Datasheet

Graco

Graco 242063 Datasheet

Graco 239850 Operation manual

Graco

Graco 239850 Operation manual

Graco Dispensit 1052 Troubleshooting guide

Graco

Graco Dispensit 1052 Troubleshooting guide

Graco Series A Operation manual

Graco

Graco Series A Operation manual

Graco 244912 Operation manual

Graco

Graco 244912 Operation manual

Graco 255751 User manual

Graco

Graco 255751 User manual

Graco PD44 Manual instruction

Graco

Graco PD44 Manual instruction

Graco 10:1 Dyna-Star 247444 Use and care manual

Graco

Graco 10:1 Dyna-Star 247444 Use and care manual

Graco USP User manual

Graco

Graco USP User manual

Popular Control Unit manuals by other brands

Seitz 14A80 user manual

Seitz

Seitz 14A80 user manual

Wilo RS485 Installation and operating instructions

Wilo

Wilo RS485 Installation and operating instructions

Becker CentralControl CC41 Commissioning Instruction

Becker

Becker CentralControl CC41 Commissioning Instruction

SICK CDB650 operating instructions

SICK

SICK CDB650 operating instructions

Panduit NetKey NKP5E88M Series installation instructions

Panduit

Panduit NetKey NKP5E88M Series installation instructions

MX Options Concentric Petite Fitting instructions

MX

MX Options Concentric Petite Fitting instructions

Clean Water Systems Fleck 2510 Installation & start?up guide

Clean Water Systems

Clean Water Systems Fleck 2510 Installation & start?up guide

Fairchild FSB44104A user guide

Fairchild

Fairchild FSB44104A user guide

LEGRAND Wattstopper LMIN-104 installation instructions

LEGRAND

LEGRAND Wattstopper LMIN-104 installation instructions

PMK ATT10BNCS instruction manual

PMK

PMK ATT10BNCS instruction manual

Tektronix TDS3FFT user manual

Tektronix

Tektronix TDS3FFT user manual

Woodward easYgen Technical manual

Woodward

Woodward easYgen Technical manual

Balluff BNI EIP-502-105-R015 user guide

Balluff

Balluff BNI EIP-502-105-R015 user guide

NXP Semiconductors TWR-LS1021A Getting started

NXP Semiconductors

NXP Semiconductors TWR-LS1021A Getting started

Advantech PCM-3117 Startup manual

Advantech

Advantech PCM-3117 Startup manual

Danfoss MCO 101 manual

Danfoss

Danfoss MCO 101 manual

Moons' Lin Engineering R701P user manual

Moons'

Moons' Lin Engineering R701P user manual

Aventics RV1 operating instructions

Aventics

Aventics RV1 operating instructions

manuals.online logo
manuals.online logoBrands
  • About & Mission
  • Contact us
  • Privacy Policy
  • Terms and Conditions

Copyright 2025 Manuals.Online. All Rights Reserved.

313770A
Repair Kit
Valve Plate Repair
Kit 257836
- For use with FinishPro 290 sprayers -
Pressure Relief Procedure
Important Safety Instructions
For detailed instructions and warnings,
see sprayer manual.
To reduce the risk of injury from injection, always follow
this procedure when instructed to relieve pressure,
stop spraying, service equipment, or install or clean
spray tip.
1. Set power/function selection switch to OFF and
unplug sprayer.
2. Turn pressure knob to lowest setting.
3. Hold gun to side of grounded metal pail. Trigger the
gun to relieve pressure.
4. Turn prime valve to PRIME.
If you suspect spray tip or hose is completely clogged, or
that pressure has not been fully relieved after following
these steps, VERY SLOWLY loosen tip guard retaining
nut or hose end coupling to relieve pressure gradually,
then loosen completely. Clear tip or hose obstruction.
ti9346a
ti13938a
2313770A
Disassembly
1. Relieve Pressure (see cover) and unplug sprayer
from outlet.
2. Remove shroud and compressor:
a. Loosen IEC cord clamp screw and remove IEC
plug from compressor.
b. Remove air hose from compressor and remove
outlet fitting from compressor.
c. Remove four screws. Tip compressor assembly
down and forward to remove from sprayer.
Place compressor on workbench.
d. Remove two screws and IEC cord clamp.
Remove two screws and compressor shroud.
3. Loosen cooling tube nuts (70) and remove cooling
tube (71).
4. Use 1/2 in. socket to loosen and remove three bolts
(100) from head (74).
5. Use flat-blade screwdriver to pry head (74) from top
of valve plate (75) and cylinder (76) from bottom of
valve plate.
ti13409a
ti13411a
ti13416a
ti13664a
ti13414a
ti13937a
100
74
75
70
71
70
313770A 3
Reassembly
1. Replace valve plate (75) with ribs facing up toward
ribs on head (74).
2. Replace three bolts (100) and use 1/2 in. socket to
tighten head (74). Torque all three bolts to 75 in-lb,
then torque all bolts again to 210 in-lb.
3. Install cooling tube (71) by tightening two cooling
tube nuts (70).
4. Replace compressor and shroud:
a. Install compressor shroud with two screws.
Install IEC cord clamp with two screws.
b. Install air inlet fitting.
c. Tip compressor assembly up and back into
frame. Install four screws.
d. Install IEC connector and tighten cord clamp.
Install air hose to outlet fitting. Make sure cord is
pushed in as far as it can go to ensure a good
connection.
100
74
75
71
70
70
ti13937a
ti13414a ti13664a
ti13411a
ti13442a
ti13420a
All written and visual data contained in this document reflects the latest product information available at the time of publication.
Graco reserves the right to make changes at any time without notice.
This manual contains English. MM 313770
Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 2009, Graco Inc. is registered to ISO 9001
www.graco.com