Graco 257836 Manuale utente

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

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

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

www.graco.com

Altri manuali Graco Unità di controllo

Graco

Graco Pulse 25D130 Manuale

Graco

Graco 222461 Manuale operativo

Graco

Graco 25V482 Manuale utente

Graco

Graco Therm-O-Flow Series Manuale operativo

Graco

Graco EM5 Series Scheda tecnica

Graco

Graco ProMix 2KS Manuale di installazione

Graco

Graco Therm-O-Flow 194485 Manuale operativo

Graco

Graco Dispensit 710 Manuale utente

Graco

Graco 571169 Manuale utente

Graco

Graco CSP Series Manuale utente

Graco

Graco XM PFP Manuale operativo

Graco

Graco 236864 Manuale utente

Graco

Graco PD44 Guida

Graco

Graco PM5 238513 Manuale operativo

Graco

Graco NXT011 Manuale operativo

Graco

Graco Gun Flush Box 570046 Manuale operativo

Graco

Graco 24L096 Manuale utente

Graco

Graco ProGuard+ Manuale utente

Graco

Graco 2001401 Manuale utente

Graco

Graco E-Flo B Series Manuale elenco delle parti

Graco

Graco LDP5 Manuale utente

Graco

Graco 244912 Manuale operativo

Graco

Graco Control Architecture Module Manuale del proprietario

Graco

Graco Advanjet HV-2000b Manuale di istruzioni

Manuali Unità di controllo popolari di altre marche

Festo

Festo Compact Performance CP-FB6-E Manuale elenco delle parti

Elo TouchSystems

Elo TouchSystems DMS-SA19P-EXTME Manuale utente

JS Automation

JS Automation MPC3034A Manuale utente

JAUDT

JAUDT SW GII 6406 Series Guida rapida

Spektrum

Spektrum Air Module System Manuale utente

BOC Edwards

BOC Edwards Q Series Manuale utente

KHADAS

KHADAS BT Magic Manuale utente

Etherma

Etherma eNEXHO-IL Manuale utente

PMFoundations

PMFoundations Attenuverter Manuale utente

GEA

GEA VARIVENT Manuale utente

Walther Systemtechnik

Walther Systemtechnik VMS-05 Manuale utente

Altronix

Altronix LINQ8PD Istruzioni per il montaggio

Eaton

Eaton Powerware Series Manuale utente

WAGO

WAGO 750-407/040-000 Manuale utente

Sony

Sony CCU-590 Manuale utente

Task Force Tips

Task Force Tips YE-RF-900 Manuale di programmazione

Shini

Shini SPV-U Series Manuale utente

Flyron

Flyron FN-BC04 Manuale utente