Greenheck 474750 Installation, Operation And Maintenance Manual Download Page 6 | Manualshive

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Digital Temperature Interlock

Control Circuit Diagram (Fan Control Center)

This is an example of a generic wiring diagram for temperature interlock integration into a KFCC.

This diagram has 2 sensors that provide temperature interlock function for one exhaust fan and one supply fan.

To see your job speciﬁc drawing, look on the inside panel of the KFCC cabinet.

12 inches

18 inches

6 inches

LIGHTS

FA

NS

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Summary of Contents for 474750

Page 1: ...ng equipment generates heat Basic controls will be provided with a temperature sensor and will consist of an 8 x 8 electrical box with controls and a labeled terminal strip to hook up incoming power and fan starters A temperature controller is used to keep the exhaust fans running when the temperature controller initially closes to prevent the fan from cycling on and off at startup and shut down F...

Page 2: ...ill void the warranty NOTE Resistive temperature detector s may be factory installed If so continue to the next section Resistive Temperature Detector s Hood Mounting Installation Control Box Mounting Locate an area with enough space to mount the control box and fasten to the wall Avoid installing the control box in environments with high magnetic and or radio frequency interference 2 Cut a 3 4 to...

Page 3: ...TD PN 384925 Octagon Cover PN 380926 Octagon Extension PN 830125 Electrical Connections Sensor Connections 1 Run two 18 awg stranded thermostat wires from each temperature sensor to the appropriate electrical circuit connections See Step 3 for connection options 2 In junction box connect leads on RTD to the 18 awg conductors using appropriate size wire nuts Wires are interchangeable with one anoth...

Page 4: ...ter code 6 Repeat operations from 4 to 5 to set other parameters 7 To permanently save the new values of the parameters press Prg mute for 5 seconds thus exiting the parameter setting procedure Setting type c d F parameters Type c d or F conﬁguration parameters are indicated by a code beginning with letters c d F respectively followed by one or two numbers 1 Press Prg mute and Set together for mor...

Page 5: ...arters are NOT provided by manufacturer Starters to be provided by wired and mounted by others Wiring for additional sensors optional This is an example of a generic wiring diagram for standard control This diagram has 12 sensors which provide temperature interlock function for two exhaust fans and one supply fan All starters provided by others external to this control box ...

Page 6: ...eneric wiring diagram for temperature interlock integration into a KFCC This diagram has 2 sensors that provide temperature interlock function for one exhaust fan and one supply fan To see your job speciﬁc drawing look on the inside panel of the KFCC cabinet 12 inches 18 inches 6 inches LIG HT S FAN S ...

Page 7: ...g testing if fans do not start automatically in the first 10 minutes of cooking equipment activation manually start fans to avoid accidental fire system dump due to heat build up Troubleshooting 1 Controller s display E01 or E02 and fans will not shut off E01 and E02 represent probe faults Check probe resistance between the two leads when disconnected from the system At room temperature 77 F the p...

Page 8: ...n off directly after turning the fan switch off it will sense when the cooking operations have cooled and then turn off Replacement Parts Part Number Description 384925 Temperature Sensor RTD MAMAC TE 700 0 3 A 384920 Temperature Controller CAREL iR33 DN33 DN33W7HR20 830125 Extension Octagon drilled SC55151 1 2 380928 732396 J Box Plate 380926 Cover Octagon Box SC 54 C 1RACO 722 384905 Terminal Bl...

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