20
POWER
MODELS SL585U AND SL595U (SINGLE PHASE)
COMM
LINK
BA
ANTENNA
CURRENT
SENSOR
MOTOR DRIVE
RPM & LIMITS ALARM EXP.
BOARD
24 VAC IN
CLASS 2 SUPPLY
24 VAC
500 mA MAX
ID RESET
GND
BIPART
DELAY
2
4
6
8
OPEN
LEFT
OPEN
RIGHT
HANDING
CONTROL BOARD
TRANSFORMER
120V
OUTLET
PWR IN HOT
(BLACK)
SWITCH
(YELLOW)
J15
J14
J13
(BLACK)
(WHITE)
J11
J12
PWR IN
J1
NEUTRAL
(WHITE)
SWITCH
(ORANGE)
J7
COMM
(WHITE)
120V
(BLACK)
208V
(RED)
240V
(ORANGE)
J9
J5
J3
J4
J2
J16
J6
J10
CURRENT
SENSOR
120V
120V
240V
240V
J8
J17
COM
120
240
480
208
Black
White
Orange
Red
TRANSFORMER
Black
Black
POWER BOARD
SINGLE PHASE
JUNCTION BOX
White
White
AC POWER SWITCH
Green
HOT
NEUTRAL
GROUND
Yellow
Blue
To configure the motor for 208V, swap
the orange and red wires and plug motor
into the 240V position.
24 VAC
3.15A FUSE
INCOMING POWER
1
Check the incoming power.*
Check breaker first, then check wiring coming into operator.
The voltage should be 120, 208, or 240 Vac depending
on the application.
2
Check the AC power switch.
Is it ON?
*
CONTROL BOARD
MODEL SL595U
POWER BOARD
MODEL SL585U
AC POWER
SWITCH
JUNCTION
BOX
POWER BOARD
CONTROL BOARD
JUNCTION BOX
Check the power board.*
Check the following transformer wires on the power board:
120V Applications:
Check the white and black wires, voltage should be 120 Vac
208V Applications:
Check the white and red wires, voltage should be 208 Vac
240V Applications:
Check the white and orange wires, voltage should be 240 Vac
If the voltage is not correct, replace the power board.
3
Check the transfomer and
control board.*
Check the blue and yellow 24 VAC IN wires
at the control board.
The voltage should be about 21-28 Vac.
If the voltage is NOT 21-28 Vac, replace the
transformer.
If the voltage is 21-28 Vac, replace the fuse.
If the fuse is good, replace the control board.
4
Fuse