Graco 313788A User Manual

Instructions

Replacement Control Board Kit for: Ultra Max II 695/795/1095/1595

Ultimate Mx II 695/795/1095/1595

™

TexSpray™ Mark IV, Mark V

- This manual contains kit installation instructions only -

IMPORTANT SAFETY INSTRUCTIONS

For detailed sprayer information and warnings, see Repair manual included with the sprayer.

Pressure Relief Procedure

SKIN INJECTION HAZARD

System pressure must be manually relieved to prevent system from starting or spraying accidentally. Fluid under high pressure can be injected through skin and cause serious injury. To reduce risk of injury from injection, splashing fluid, or moving parts, follow Pressure Relief Procedure whenever you:

• are instructed to relieve pressure

• stop spraying

• check or service any system equipment

• install or clean spray tip

1. Turn pressure to zero.

2. Turn on/off switch to OFF.

313788A

Installation

NOTE: Replacement Control Board is programmed at

factory. No clipping of resistors is necessary.

1. Perform Pressure Relief Procedure.

2. Remove shroud, disconnect wire connectors r

emove control box, and remove control board (refer

to sprayer Repair manual for detailed instructions).

3. Clean old thermal paste off of back of control board and the mating areas on the sprayer.

4. Apply a thin layer of thermal paste to the two components on the back of the control board.

5. Install control board, control box, connect wires, an ins

tall shroud (refer to sprayer Repair manual for

detailed instructions).

3. Unplug power supply cord.

4. Hold metal part of gun firmly to grounded metal pail. Trigger gun to relieve pressure.

5. Lock gun safety latch.

6. Open pressure drain valve. Leave pressure drain valve open until ready to spray again.

If you suspect that the spray tip or hose is completely clogged or that pressure has not been fully relieved after following the steps above, VERY SLOWLY loosen the tip

guard retaining nut or hose end coupling to relieve pressure gradually. Then loosen it completely. Clear the tip or hose obstruction.

NOTICE

Electrostatic discharges can damage components on Control board. Use a ground strap when handling or installing Control board.

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 313788

Graco Headquarters: Minneapolis

International Offices: Belgium, China, Japan, Korea

GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441

www.graco.com

2 313788A