Graco Inc ti13459a, 311365G, ti13460a, ti13450a, ti13461a Vac Motor Control Board

Page 22

Pressure Control Board

240 Vac Motor Control Board

Removal

Relieve pressure; page 9. Wait 5 minutes before servicing.

1.Remove all four screws (38) and cover (96).

2.Disconnect display connector (A) from motor control board (52).

3.Remove bottom two screws (39). disconnect potentiometer connector (C) from motor control board (52). Disconnect power cord connectors

(D) and filter board connectors (J) from ON/OFF switch (33) and remove control panel (68).

4.Disconnect WatchDog switch connector (X) from motor control board.

5.Disconnect motor control board power connectors (K) from filter board (146).

6.Remove top two screws (39) and control box (61).

7.Disconnect transducer connector (E) from motor control board.

8.Disconnect motor connectors (F, G and H) from motor control board.

9.Remove motor shroud disconnect and remove wiring from baffle.

10.Remove five screws (27), three screws (102) and motor control board.

11.Remove six screws (27), two screws (102) and control board.

Installation

1.Apply a small amount of thermal compound 15U114 or 110009 (5) to shaded areas on rear of motor control board (52).

CAUTION

To reduce risk of motor control board failure, do not overtighten screws (102) which can damage the elec- tric components.

2.Install six screws (27), two screws (102) and control board.

3.Install motor control board (52) with five screws (27). torque to 9-11 in-lb (1.02 - 1.24 N•m). Install and torque three screws (102) to values in illustration on page 23.

4.Connect motor connectors (F, G and H) to motor control board.

5.Reconnect wiring and install onto baffle. Install motor shroud.

6.Connect transducer connector (E) to motor control board.

7.Connect motor control board power connectors

(K) to filter board (146).

8.Install control box (61) with top two screws (39).

9.Connect filter board power connectors (J) and power cord connectors (D) to ON/OFF switch (33).

10.Connect potentiometer connector (C) to motor control board.

11.Connect WatchDog switch (X) to motor control board.

12.Install control panel (68) with two screws (39).

13.Connect display connector (A) to motor control board (52).

14.Install cover (96) with four screws (38).

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311365G

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Contents Korean patent10-0579681 Important Safety InstructionsMark Table of Contents Models Vac Model Type Lo-Boy Hi-Boy 240 Grounding Instructions GroundingFire and Explosion Hazard Skin Injection HazardPressurized Aluminum Parts Hazard Equipment Misuse HazardElectric Shock Hazard Moving Parts HazardComponent Identification and Function Pressure Relief Procedure General Repair InformationGrounding What to Check What to do Type of Problem Mechanical/Fluid FlowTroubleshooting Type of Problem What to Check HOW to Check ElectricalSprayer does not run at all Check transducer or transducer Step 100k ohm Reconnect thermal device connector to control Sprayer Will Not Shut Off YESSprayer Will Not Run See following page for stepsPressure Control Board InstallationRemoval 100 120 Vac North American Japan/Taiwan Vac Motor Control Board Vac Filter Board 240 VacVac U.K. Motor Control Board Vac U.K. Filter Board Vac U.K Pressure Adjust Potentiometer Pressure Control Transducer Install control box 61 and control panel 68 with four screws Drive and Bearing Housing Replacement DisassemblyAssembly158 108 Installation Motor ReplacementRemoval 158 90a 612 906 Displacement Pump Replacement for 695/795 Ti7169a Displacement Pump Replacement 1095/1595/Mark Open pump door Tighten latch and rotate latch lock into locked position Wiring Diagram ON/OFF Japan/Taiwan Japan/Taiwan Models Graco Standard Warranty For Graco Canada Customers
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