Graco Inc 1095 Premium Hi-Boy, 695 Premium Hi-Boy, 795 Premium Hi-Boy VAC Filter Board, Removal

Page 23

Troubleshooting

240 VAC Filter Board

Perform Pressure Relief Procedure; page 8.

Removal

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

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

3.Remove bottom two screws (39). disconnect poten- tiometer connector (C) from motor control board (52). Disconnect power cord connectors (D) and fil- ter board connectors (J) from ON/OFF switch (33) and remove control panel (68).

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

5.Disconnect motor control board power connectors

(K) from filter board (146).

6. Remove four screws (163) from filter board (146).

Installation

1.Install filter board (146) with four screws (163).

2.Connect motor control board power connectors (K) to filter board (146).

3.Connect filter board power connectors (J) to top two terminals of ON/OFF switch (33) and power cord connectors (D) to bottom two terminals of ON/OFF switch.

4.Connect potentiometer connector (C) to motor con- trol board (52).

5.Connect WatchDog switch (X) and reed switch con- nector (L) to motor control board.

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

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

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

240 VAC

 

5

F H

 

 

 

52

 

 

 

 

 

 

 

 

G

 

 

 

 

26

 

 

 

 

52

 

 

146

 

 

 

 

 

61 K

C

 

 

A 163

 

 

 

 

 

96

 

 

 

A

 

 

 

 

38

J

A

A

 

 

 

E

33

 

 

 

 

 

39

 

 

 

 

 

 

 

C

E 80

39

 

 

20

 

 

 

82

 

 

 

 

 

 

 

L

67

 

 

 

 

 

 

82

68

ti14890a

 

 

 

 

34

 

 

115

X

3A0157A

23

Image 23
Contents Mark Electric Airless SprayersUltra MAX lIl ModelsTable of Contents Grounding Grounding InstructionsSkin Injection Hazard Fire and Explosion HazardMoving Parts Hazard Equipment Misuse HazardElectric Shock Hazard Pressurized Aluminum Parts HazardComponent Identification Pressure Relief Procedure Extension Cord Power RequirementsGrounding PailsMechanical/Fluid Flow TroubleshootingWhat to Check What to do Type of Problem Follow Pressure Relief Procedure on What to Check What to do Type of Problem Electrical Type of Problem What to Check HOW to CheckCheck to see if transducer and control board Step Check Motor Thermal Switch Unplug thermal Is not correct, replace motor YES Sprayer Will Not Shut OffSprayer Will Not Run Step VAC and 110 VAC Motor Control Board Removal Installation33 D 115 Removal VAC Filter BoardPressure Adjust Potentiometer Pressure Control Transducer Install control box 61 and control panel 68 with four screws 3A0157A Assembly Drive and Bearing Housing ReplacementDisassembly Drive and Bearing Housing Replacement Removal Motor ReplacementInstallation Motor Replacement Perform Relieve Pressure Procedure Displacement Pump Replacement for 695/795/MarkTi7169a Perform Pressure Relief Procedure, Displacement Pump Replacement 1095/1595/MarkPlace u-bolt on pump door protrusion Attach drain hose to sprayer Hose Reel Grease shaft Install swivel Removal Installation Reed Switch Replacement120V Models Wiring Diagram120V Models with 15/20 Amp Switch 240V Models 3A0157A For Graco Canada Customers Graco Standard Warranty