York OPTIVIEW YK Service Instructions Manual page 106

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SECTION 6 - I/O BOARD
VARIABLE
J1-31
GEOMETRY
DIFFUSER
OPEN
VARIABLE
GEOMETRY
J1-30
DIFFUSER
CLOSE
* Triacs Q3 and Q4 are present on I/O Board 031-01743-002 only.
REFRIGERANT
J1-29
LEVEL CONTROL
OPEN
REFRIGERANT
J1-28
LEVEL CONTROL
CLOSE
REFRIGERANT
J1-29
LEVEL CONTROL
OPEN
REFRIGERANT
J1-28
LEVEL CONTROL
CLOSE
FIGURE 37 - J1 I/O BOARD DIGITAL OUTPUTS (CONT'D)
106
TRIAC
DRIVER
G
G
TRIAC
DRIVER
TRIAC
DRIVER
G
G
TRIAC
DRIVER
TRIAC
DRIVER
TRIAC
DRIVER
JCI COMPANY CONFIDENTIAL
TB1-158
2
Q3*
1
TB1-159
1
Q4*
2
TB1-160
TB1-161
2
Q5
1
TB1-162
1
Q6
2
TB1-163
TB1-161
2
Q5
G
1
TB1-162
1
G
Q6
2
TB1-163
FORM 160.54-M1
ISSUE DATE: 10/25/2019
VARIABLE GEOMETRY
DIFFUSER ACTUATOR
(BARBER-COLEMAN)
3
2
L1
FIELD
115VAC
REFRIGERANT
LEVEL CONTROL
ACTUATOR
(BARBER-COLEMAN)
3
2
L1
FIELD
115VAC
REFRIGERANT
LEVEL CONTROL
ACTUATOR
(BELIMO)
2
24VAC
3
115VAC
JOHNSON CONTROLS
X
L2
X
L2
1
LD09567

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