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8

Multi-Function Timers

840-T, 840-TF & 840-TJ Series

Wiring Diagram

POWER SUPPLY

POWER SUPPLY
PCB

PCB

GND

GND

POWER CORD

POWER CORD

GRN/YELGRN/YEL

WHTWHT

BLKBLK

REDRED

BLKBLK

VF DISPLAY

VF DISPLAY

VF DISPLAY

VF DISPLAY

SPEAKER

SPEAKER

AUX PCB

AUX PCB

MAIN PCB

MAIN PCB

DSP1

DSP1

DSP2

DSP2

J3

J3

J5

J5

J7

J7

J11

J11

J2

J2

J1A

J1A

P1

P1

J2

J2

J10

J10

J8

J8

L1

L1

J9

J9

J5

J5

J3

J3

J1

J1

DSP2

DSP2

DSP1

DSP1

J2

J2

J3

J3

J4

J4

MEMBRANE

MEMBRANE
 SWITCH

 SWITCH

MEMBRANE

MEMBRANE
 SWITCH

 SWITCH

YEL

YEL

BLK

BLK

REDRED

BLKBLK

PROBE CONNECTOR

PROBE CONNECTOR

PROBE CONNECTOR

PROBE CONNECTOR

ALTERNATE POWER

ALTERNATE POWER
SUPPLY CONNECTION

SUPPLY CONNECTION

PROBE PCB MOUNTS

PROBE PCB MOUNTS
ON TOP OF SPEAKER

ON TOP OF SPEAKER

Printed in USA 1/

0

6 © 2006    

   

 841-500revC

Summary of Contents for 841-T8JIB

Page 1: ...customer Damage caused by carelessness neglect and or abuse e g dropping tampering or altering parts equipment damaged in shipment by fire flood or an act of God is not covered under this warranty All...

Page 2: ...ions on each channel Total Cook Time Duty During Cook Time Each channel can be programmed separately and used simultaneously The alphanumeric display shows the current channel and function being monit...

Page 3: ...ccordingly Alarm levels can be set from S 0 thru S 3 with S 3 being the loudest NOTE Each channel can have up to 3 batches running at the same time If the product is programmed for more than one duty...

Page 4: ...N SCAN 1 5 4 3 2 8 7 6 DIT DUTY 1 TIME CANCEL The display now reads DIT DUTY 1 TIME The current time for that channel duty function will be displayed The time value will show either H M hour minutes o...

Page 5: ...DUTY 2 TIME The time display will show 00 and is the end of the cycle alarm This time cannot be changed Press the REMOVE CANCEL button to continue 11 CHANNEL FUNCTION TIME H M M S 00 SCAN SCAN 1 5 4 3...

Page 6: ...circuit board Inoperable circuit board PROBLEM CAUSE SOLUTION Plug unit in Reset circuit breaker Replace power supply board Replace main circuit board Replace speaker Replace main circuit board Wait...

Page 7: ...Do not use abrasive or chemical cleaners on the timer or damage to overlay may occur Cleaning Parts List and Exploded View 6 5 4 3 8 1 1 69 079S Rivet Plastic Pkg of 2 3 840 199S Main PC Board 4 71 1...

Page 8: ...1 DSP2 DSP2 J3 J3 J5 J5 J7 J7 J11 J11 J2 J2 J1A J1A P1 P1 J2 J2 J10 J10 J8 J8 L1 L1 J9 J9 J5 J5 J3 J3 J1 J1 DSP2 DSP2 DSP1 DSP1 J2 J2 J3 J3 J4 J4 MEMBRANE MEMBRANE SWITCH SWITCH MEMBRANE MEMBRANE SWIT...

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