Color legend – Grain Systems PNEG-1928 User Manual
Page 6
Page 6 of 9
PNEG-1928
UV Sensor Retrofit Instruction Manual for Portable Dryers
Figure 9 Wires to be Moved in Stock Fan/Heater Box (Original Wiring)
J5-04 12 VDC Positive
J5-03 12 VDC Negative
J5-02 4-20ma In
J5-01 4-20ma Return
120 VAC Input Power
120 VAC Neutral
12 Volt DC Negative for Testing
12 Volt DC to Housing High-Limit
Housing High-Limit 12 Volt DC Return
12 Volt DC to Vapor High-Limit
Vapor High-Limit 12 Volt DC Return
12 Volt DC for Plenum High-Limit
Plenum High-Limit 12 Volt DC Return
Right Grain High-Limit Yellow
Right Grain High-Limit Yellow
Left Grain High-Limit Orange
Left Grain High-Limit Orange
12 Volt DC to Mercoid (CGA Only)
Mercoid 12 Volt DC Return
12 Volt DC to Air Switch
Air Switch 12 Volt Return
Grain Temp Sensor Input
Temperature Sensor Ground
Temperature Sensor Ground
Plenum Temp Sensor Input
Jumper
21
22
23
24
LOCA
TE V1 WIRE ON FENW
AL, DISCONNECT
OTHER
END OF WIRE FROM
TERMINAL
STRIP
#21 LEA
VE OTHER
WIRE INT
A
CT
THA
T
RUNS
T
O
J1-01.
GREY
WIRE
LEA
VE
THIS WIRE INT
A
CT
12
34
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
FENW
AL
LIGHT
N.C.
V1
L2V2
L1
B.GROUNDS1
FC +
FC -
FLAME
PROBE
PINK
BROWN
RED
GREEN
BLUE
WHITE/BLACK STRIPE
GREY
WHITE
BLACK
ORANGE
YELLOW
PURPLE
REMOVE FLAME PROBE
WIRE FROM S1 (NO
LONGER USED)
COLOR LEGEND
J1-04 120 VAC Neutral
J1-03 120 VAC Input
J1-02 Cycle Solenoid Power
J1-01 Fenwal T
erminal V1
J2-05 Fan Power
J2-04 AC Neutral
J2-03 Burner (L1) Power
J2-02 Relay N.O.
J2-01 Relay Com
J3-04 SENSOR GROUND
J3-03 GRAIN SENSOR
J3-02 SENSOR GROUND
J3-01 PLENUM SENSOR
J4-01 12 VDC Positive
J4-02 Extra #1
J4-03 Extra #2
J4-04 Air Switch
J4-05 Mercoid
J4-06 Grain High-Limit
J4-07 Plenum High-Limit
J4-08 Vapor High-Limit
J4-09 Housing High-Limit
J4-10 Fan Overload