Motor Control Board - Graco Dyna-Star HP 77X202 Instructions Manual

Motor Control Board

F . 9
IG
Key
A + (Positive) Power Input
B - (Negative) Power Input
C Turn On Signal -
D Turn On Signal +
E Red (Fault) LED - Blinks type of fault (See Fault Table)
F Green (Power) LED -
•
Blinks: Power ON, Pump running
•
Solid: Power/Pump OFF
G Current Control Potentiometer (Minimum: Turn Knob
Counter-Clockwise / Maximum: Turn Knob Clockwise)
H Flow Control Potentiometer (Minimum: Turn Knob
Counter-Clockwise / Maximum: Turn Knob Clockwise)
J Pump Control Switch*
•
PWR - Turns pump on when power is applied
3A3956D
K
A
B
F
E
C
D
J
G
L
M
N
H
•
SIG - Turns pump on when voltage is applied to:
- SIG IN -
- SIG IN +
K Blue Motor Wire Connection
L Yellow Motor Wire Connection
M Green Motor Wire Connection
N J5 Connector - Motor Hall Cable Connector
*NOTE: Be sure power to pump is OFF before switching
between the PWR and SIG modes.
Installation
11