Portable Dryer Troubleshooting
12
Wiring Reference
Input/Output Board Identification1
3
5
7
9
2
4
6
8
10
12
14
16
18
20
11
13
15
17
19
J1
1
3
5
7
9
2
4
6
8
10
12
14
16
18
20
11
13
15
17
19
J2
1
3
5
7
9
2
4
6
8
10
12
14
16
18
20
11
13
15
17
19
J3
1
3
5
7
9
2
4
6
8
10
12
14
16
18
20
11
13
15
17
19
J4
1
3
5
7
9
2
4
6
8
10
12
14
16
18
20
11
13
15
17
19
J5
20
18
16
14
12
19
17
15
13
11
9
7
5
3
1
10
8
6
4
2
J6
20
18
16
14
12
19
17
15
13
11
9
7
5
3
1
10
8
6
4
2
J7
20
18
16
14
12
19
17
15
13
11
9
7
5
3
1
10
8
6
4
2
J8
20
18
16
14
12
19
17
15
13
11
9
7
5
3
1
10
8
6
4
2
J9
FAN #1 ON
FAN #1 AUTO
FAN #1 VAPOR HIGH LIMIT
FAN #1 HOUSING HIGH LIMIT
FAN #1 FLAME DETECTION
FAN #1 PLENUM
BURNER #1 ON
FAN #1 AIR
BURNER #1 AUTO
LOWER GRAIN HIGH LIMIT
FAN #2 ON
FAN #2 AUTO
FAN #2 VAPOR HIGH LIMIT
FAN #2 HOUSING HIGH LIMIT
FAN #2 FLAME DETECTION
FAN #2 PLENUM
FAN #2 AIR
BURNER #2 ON
BURNER #2 AUTO
FAN #3 ON
FAN #3 AUTO
FAN #3 VAPOR HIGH LIMIT
FAN #3 HOUSING HIGH LIMIT
FAN #3 FLAME DETECTION
FAN #3 PLENUM
BURNER #3 ON
FAN #3 AIR
BURNER #3 AUTO
FAN #4 ON
FAN #4 AUTO
FAN #4 VAPOR HIGH LIMIT
FAN #4 HOUSING HIGH LIMIT
FAN #4 FLAME DETECTION
FAN #4 PLENUM
FAN #4 AIR
BURNER #4 ON
BURNER #4 AUTO
FAN #5 ON
FAN #5 AUTO
FAN #5 VAPOR HIGH LIMIT
FAN #5 HOUSING HIGH LIMIT
FAN #5 FLAME DETECTION
FAN #5 PLENUM
BURNER #5 ON
FAN #5 AIR
BURNER #5 AUTO
FAN #6 ON
FAN #6 AUTO
FAN #6 VAPOR HIGH LIMIT
FAN #6 HOUSING HIGH LIMIT
FAN #6 FLAME DETECTION
FAN #6 PLENUM
FAN #6 AIR
BURNER #6 ON
BURNER #6 AUTO
CONTINUOUS FLOW
BATCH MODE
LOAD SWITCH ON
LOAD SWITCH AUTO
1 SPEED UNLOAD
UNLOAD BYPASS
2 SPEED UNLOAD
FIXED GRAIN (UPPER)
FIXED GRAIN (MIDDLE)
ADJ. GRAIN (UPPER)
ADJ. GRAIN (MIDDLE)
LOWER ADJ. GRAIN HIGH LIMIT
M.C. THERMOATAT N.C. TERM #6
M.C. THERMOSTAT N.O. TERM #4
REAR DISCHARGE
12 VOLT DC NEGATIVE
12 VOLT DC NEGATIVE
12 VOLT DC NEGATIVE
+12 LIMIT OUTPUT
MAXON VALVE SENSOR
OUT OF GRAIN SENSOR
MOTOR OVERLOADS
SAFETY CIRCUIT INPUT
12 VOLT DC NEGATIVE
12 VOLT DC NEGATIVE
METERING ROLL INPUT
12 VOLT DC NEUTRAL
+12 VOLT LIMIT OUTPUT
+12 LIMIT OUTPUT
M.R.H POT 3
NC
HI-HEAT POWER (BO)
LO-HEAT POWER (BO)
AC NEUTRAL
BURNER #2 NEUTRAL
MAXON NEUTRAL
BURNER #1 NEUTRAL
PROCESS LIGHT
NC
NC
THERMOSTAT 110VAC (BO)
FAN #5 NEUTRAL
FAN #6 NEUTRAL
BUR #5 NEUTRAL
BUR #6 NEUTRAL
MAXON POWER
LOAD #2 POWER
NC
NC
EMERGENCY COOLING
EMERGENCY COOLING
AUX #6 A-N.C.
THERMOSTAT SENSOR S2
SENSOR 1 LOWER
SENSOR 1 UPPER
SCR P3 & V1 FROM BR#2 (B
0
M.R.L POT 3 &
HIGH SOLENOID BUR#1 (BO)
NC
EMERGENCY COOLING
AUX #6 B-COMMON
ENERGENCY COOLING
SENSOR 2 UPPER
SENSOR 2 LOWER.
THERMOSTAT SENSOR S1
M.R.L POT 2 & HI SOLENOID BUR#2 (BO)
M.R.H POT 2
SCR P1 &
V1 FROM BR#1 (BO)
SCR NEUTRAL
UNLOAD NEUTRAL
FAN #2 NEUTRAL
FAN #1 NEUTRAL
SCR POWER
BURNER #6 POWER
LOAD POWER
BURNER #5 POWER
BURNER #4 POWER
FAN # 3 NEUTRAL
FAN # 4 NEUTRAL
BUR # 3 NEUTRAL
BUR # 4 NEUTRAL
UNLOAD POWER
FAN #6 POWER
FAN #5 POWER
FAN #4 POWER
FAN #3 POWER
LOAD #2 NEUTRAL
LOAD NEUTRAL
BURNER #3 POWER
BURNER #1 POWER
AC NEUTRAL
AC NEUTRAL
AC NEUTRAL
120VAC POWER (OUTPUT)
AC NEUTRAL
AC NEUTRAL
120VAC POWER (OUTPUT)
FAN #1 POWER
AC NEUTRAL
AC NEUTRAL
AC NEUTRAL
AC NEUTRAL
AC NEUTRAL
120VAC POWER (INPUT)
AC NEUTRAL
120VAC POWER (INPUT)
FAN #2 POWER
BURNER #2 POWER
+12 VOLT LIMIT OUTPUT
+12 VOLT LIMIT OUTPUT
FLAME SENSOR RETURN
120 VOLT AC OUTPUTS12 VOLT DC INPUTS
LOW MERCURY SWITCH (BO)
USER SUPPLIED SAFETY
MOISTURE CONTROL
MERCOID SFTY FAN#4 (CAN)
MERCOID SFTY FAN#2 (CAN)
MERCOID SFTY FAN#1 (CAN)
MERCOID SAFTY FAN#3 (CAN)
OUT OF GRAIN FOR LOAD #2
LO-HEAT THERMOSTAT (BO)HI-HEAT THERMOSTAT (BO)
JUMPER J1-9 TO J5-6 IS A HARDWARE TIMER FOR THE FLAME SENSOR SHUTDOWN
JUMPER J5-2 TO J5-20 IS A CONNECTION FOR THE MAXON VALVE SENS0R
JUMPER J4-12 TO J5-10 IS A HARDWARE TIMER FOR THE SAFETY SHUTDOWNS
JUMPERS MUST BE INSTALLED FOR THE INPUT/OUTPUT BOARD TO OPERATE!!
JUMPER J1-20 TO J5-8 IS A CONNECTION FOR THE USER SUPPLLIED SAFETY
JUMPERS TO BE INSTALLED FOR E-COOL
INSTALL JUMPER FROM J6-13 TO J1-5
INSTALL JUMPER FROM J6-14 TO J1-19
INSTALL JUMPER FROM J6-16 TO J5-5
INSTALL JUMPER FROM J6-17 TO J4-19
** IMPORTANT--JUMPERS LISTED ABOVE MUST BE INSTALLED