Replace Pump Control Module - Graco 24R968 Installation-Parts

Replace Pump Pump Control Control Module
Replace Replace Pump Control
If the pump control module needs replacement, install
a new module as follows.
NOTICE
NOTICE NOTICE
To avoid electrical component damage, remove all
system power before plugging any connectors.
NOTE: See the
NOTE: NOTE: Electrical Schematics, page
1. Connect the motor cable connectors (25) to
connection ports 2 and 3 on the pump control
module (5) and to the pump motor (N).
NOTE: NOTE: The wire harness has two cables, one NOTE:
for the motor control and the other for encoder
feedback. The connectors are keyed differently
to ensure correct installation. Attach the two
ground wires to the ground screw on the pump
motor (N).
Figure 24 Pump Control Module Connection
Points
332456D
Module
Module
24.
Figure 25 Pump Control Module Connections
2. Connect the 2–wire cable (22) to connection port
8 on the pump control module (5); red wire to pin
1 and black wire to pin 2.
3. Ensure that the pre-installed D-SUB Cable (8)
is securely attached to connection port 1 on the
pump control module (5).
4. Connect the pump's outlet pressure transducer
(T) to port 5.
5. Connect the inlet pressure transducer to port 4.
6. Install the valve wiring (V) in port 7. See
Electrical Schematics, page
Repair
24.
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