Connector
Description
M3/M4
AC
1
-IN: M3-blue, M4-Brown
J1
Lift Drive Motor
J2
Safety Breaker
J3
Speed Sensor(J4)
J4
FAN
J6
Data Comm (serial connection to
UPCA
2
)
J8
Lift Potentiometer
M7/M8
Drive motor power Red (M7) Blk (M8)
Procedure
Review entire procedure before starting.
Removal
1. Switch the power
OFF
and
unplug
3
the power cord.
2. Remove the hood cover.
1
Alternating Current: electric current which periodically reverses direction between positive
and negative polarity.
2
Upper PCA board
3
Disconnect a device power cord plug or cable connector from the power receptacle or out-
let.
Contact Precor Customer Support at support@precor.com or 800.786.8404 with
any questions.
Page 87
6 Replacement Procedures
Lower PCA (LPCA) Replacement