Roland VersaCAMM VP-540 Service Notes page 98

Separate the 2 pumps.
9
Replace with the new pump.
10
< Procedure for pump with the motor >
1)
Remove the setscrew as shown in the figure to remove
the gear and bearing from the Shaft.
2)
Remove the 3 screws as shown in the figure to remove
the pump from the motor.
Fix the new pump to the motor.
3)
Set the bearing and gear to the Shaft.
Be careful with the fixing direction of the
bearing and gear.
PUMP
3-35
BEARING
SETSCREW
SHAFT
GEAR
MOTOR
SCREW
BEARING
SHAFT
GEAR