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Installation, Duct collar mounting, Resistive temperature detector(s) (rtd) mounting – Greenheck Digital Temperature Interlock (474750 IOM) (Pre November 2012) User Manual

Page 3: Control box mounting, Instr, adj. temp interlock in flat spot, Top view of exhaust hood, Digital temperature interlock

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3

Digital Temperature Interlock

®

Duct Collar Mounting

1. Locate the exhaust duct on top of the hood. A 3/4

to 7/8-inch

(19.0 to 22.2 mm)

diameter

hole must

be cut into the duct 2 inches

(50.8 mm)

above the

hood top. Center
the hole along
the side of the
duct. Make sure
that the resistive
temperature
detector will not
interfere with any
fire system nozzles, or other items installed in the
exhaust duct. If an exhaust fire damper is present
the hood exhaust collar, it must be removed prior
to temperature sensor installation.

2. Place the J-box plate inside of the octagon

extension ring and place over the hole in the
exhaust collar.

3. Disassemble the compression seal and place

through
hole in duct
collar and
J-box plate
as shown.
Tighten the
nut inside
the octagon
extension
ring.

4. Place the resistive temperature detector

through the
compression
seal and
tighten the
compression
fitting.

5. Install the

cover for the
octagon box.

NOTE

Resistive temperature detector(s) may be factory
installed. If so, continue to the next section.

Resistive Temperature Detector(s)

(RTD) Mounting

Installation

Control Box Mounting

Locate an area with enough space to mount the
control box and fasten to the wall.

NOTE

All field installation and wiring of electrical
equipment must be done to meet NEC and local
codes.

2. Cut a 3/4 to 7/8-inch diameter hole in the flat

spot of the capture
tank. Make sure the
resistive temperature
detector(s) will not
interfere with fire
system nozzles and is
not within 12 inches of
light fixtures.

CAD Drawing from Tyler Schilling

Emailed to Barb on March 22, 2011

Octagon Extension
PN 830125

Lock Washer

Nut

Compression Seal
PN 463570

Gasket

J-Box Plate
PN 732396

Resistive Temperature
Detector (RTD)
PN 384439

Octagon Cover
PN 380926

3 inch air space

2 inch typical

19.525 inches

Octagon Extension
PN 830125

0.75 to 0.875 inch
(19.0 to 22.2 mm)
diameter hole

Hood Surface

1

2

3

1.

PLACE THE J-BOX PLATE INSIDE OF THE OCTAGON EXTENSION

RING, AND PLACE OVER HOLE.

2.

DISASSEMBLE THE COMPRESSION SEAL AND PLACE THROUGH

THROUGH HOLE AND J-BOX PLATE AS SHOWN. TIGHTEN THE NUT

INSIDE THE OCTAGON EXTENSION RING.

1.

PLACE THE THERMOSTAT THROUGH THE COMPRESSION

COMPRESSION SEAL AND TIGHTEN THE COMPRESSION FITTING.

2.

INSTALL THE COVER FOR THE OCTAGON BOX.

CUT A 0.75" - 0.875" HOLE IN THE FLAT SPOT OF THE

CAPTURE TANK OF THE HOOD. KEEP 12" AWAY FROM

ANY LIGHT FIXTURE.

Sensor Install

(cutout area)

Exhaust Area

Supply Area

(optional)

HOOD PLAN VIEW

P.O.BOX 410 SCHOFIELD, WISCONSIN 54476-0410

TITLE

DRAWN BY

ECO

B

ENG. REF.

DATE

SUPERSEDES

SCALE

CAD DRAWING NO.

MROCZENSKI_L

12/02/2009

1/4

IAN29890

INSTR, ADJ. TEMP

INTERLOCK IN FLAT

SPOT

5. Place the resistive

temperature
detector through
the compression
seal and tighten
the compression
fitting.

6. Install the cover

for the octagon
box.

NOTE

Control box may be factory mounted. If so, continue
to the next section.

1. Locate flat area(s) at the top interior of the hood in

front of the filters, towards the front of the hood.

CAD Drawing from Tyler Schilling

Emailed to Barb on March 22, 2011

Octagon Extension
PN 830125

Lock Washer

Nut

Compression Seal
PN 463570

Gasket

J-Box Plate
PN 732396

Resistive Temperature
Detector (RTD)
PN 384439

Octagon Cover
PN 380926

3 inch air space

2 inch typical

19.525 inches

Octagon Extension
PN 830125

0.75 to 0.875 inch
(19.0 to 22.2 mm)
diameter hole

Hood Surface

1

2

3

1.

PLACE THE J-BOX PLATE INSIDE OF THE OCTAGON EXTENSION

RING, AND PLACE OVER HOLE.

2.

DISASSEMBLE THE COMPRESSION SEAL AND PLACE THROUGH

THROUGH HOLE AND J-BOX PLATE AS SHOWN. TIGHTEN THE NUT

INSIDE THE OCTAGON EXTENSION RING.

1.

PLACE THE THERMOSTAT THROUGH THE COMPRESSION

COMPRESSION SEAL AND TIGHTEN THE COMPRESSION FITTING.

2.

INSTALL THE COVER FOR THE OCTAGON BOX.

CUT A 0.75" - 0.875" HOLE IN THE FLAT SPOT OF THE

CAPTURE TANK OF THE HOOD. KEEP 12" AWAY FROM

ANY LIGHT FIXTURE.

Sensor Install

(cutout area)

Exhaust Area

Supply Area

(optional)

HOOD PLAN VIEW

P.O.BOX 410 SCHOFIELD, WISCONSIN 54476-0410

TITLE

DRAWN BY

ECO

B

ENG. REF.

DATE

SUPERSEDES

SCALE

CAD DRAWING NO.

MROCZENSKI_L

12/02/2009

1/4

IAN29890

INSTR, ADJ. TEMP

INTERLOCK IN FLAT

SPOT

Top View of Exhaust Hood

CAD Drawing from Tyler Schilling

Emailed to Barb on March 22, 2011

Octagon Extension
PN 830125

Lock Washer

Nut

Compression Seal
PN 463570

Gasket

J-Box Plate
PN 732396

Resistive Temperature
Detector (RTD)
PN 384439

Octagon Cover
PN 380926

3 inch air space

2 inch typical

19.525 inches

Octagon Extension
PN 830125

0.75 to 0.875 inch
(19.0 to 22.2 mm)
diameter hole

Hood Surface

1

2

3

1.

PLACE THE J-BOX PLATE INSIDE OF THE OCTAGON EXTENSION

RING, AND PLACE OVER HOLE.

2.

DISASSEMBLE THE COMPRESSION SEAL AND PLACE THROUGH

THROUGH HOLE AND J-BOX PLATE AS SHOWN. TIGHTEN THE NUT

INSIDE THE OCTAGON EXTENSION RING.

1.

PLACE THE THERMOSTAT THROUGH THE COMPRESSION

COMPRESSION SEAL AND TIGHTEN THE COMPRESSION FITTING.

2.

INSTALL THE COVER FOR THE OCTAGON BOX.

CUT A 0.75" - 0.875" HOLE IN THE FLAT SPOT OF THE

CAPTURE TANK OF THE HOOD. KEEP 12" AWAY FROM

ANY LIGHT FIXTURE.

Sensor Install

(cutout area)

Exhaust Area

Supply Area

(optional)

HOOD PLAN VIEW

P.O.BOX 410 SCHOFIELD, WISCONSIN 54476-0410

TITLE

DRAWN BY

ECO

B

ENG. REF.

DATE

SUPERSEDES

SCALE

CAD DRAWING NO.

MROCZENSKI_L

12/02/2009

1/4

IAN29890

INSTR, ADJ. TEMP

INTERLOCK IN FLAT

SPOT

CAD Drawing from Tyler Schilling

Emailed to Barb on March 22, 2011

Octagon Extension
PN 830125

Lock Washer

Nut

Compression Seal
PN 463570

Gasket

J-Box Plate
PN 732396

Resistive Temperature
Detector (RTD)
PN 384439

Octagon Cover
PN 380926

3 inch air space

2 inch typical

19.525 inches

Octagon Extension
PN 830125

0.75 to 0.875 inch
(19.0 to 22.2 mm)
diameter hole

Hood Surface

1

2

3

1.

PLACE THE J-BOX PLATE INSIDE OF THE OCTAGON EXTENSION

RING, AND PLACE OVER HOLE.

2.

DISASSEMBLE THE COMPRESSION SEAL AND PLACE THROUGH

THROUGH HOLE AND J-BOX PLATE AS SHOWN. TIGHTEN THE NUT

INSIDE THE OCTAGON EXTENSION RING.

1.

PLACE THE THERMOSTAT THROUGH THE COMPRESSION

COMPRESSION SEAL AND TIGHTEN THE COMPRESSION FITTING.

2.

INSTALL THE COVER FOR THE OCTAGON BOX.

CUT A 0.75" - 0.875" HOLE IN THE FLAT SPOT OF THE

CAPTURE TANK OF THE HOOD. KEEP 12" AWAY FROM

ANY LIGHT FIXTURE.

Sensor Install

(cutout area)

Exhaust Area

Supply Area

(optional)

HOOD PLAN VIEW

P.O.BOX 410 SCHOFIELD, WISCONSIN 54476-0410

TITLE

DRAWN BY

ECO

B

ENG. REF.

DATE

SUPERSEDES

SCALE

CAD DRAWING NO.

MROCZENSKI_L

12/02/2009

1/4

IAN29890

INSTR, ADJ. TEMP

INTERLOCK IN FLAT

SPOT

3. Place the J-box plate inside of the octagon

extension ring and place over the hole.

4. Disassemble the compression seal and place

through hole and J-box plate as shown. Tighten the
nut inside the octagon extension ring.

Octagon Extension
PN 830125

Lock Washer

Nut

1/4-inch Compression Seal
PN 463570

J-Box Plate
PN 732396

Resistive Thermostat
Detector (RTD)
PN 384439

Octagon Cover
PN 380926

2 inches
(50.8 mm)

Hood Exhaust Collar
Front Side

0.75 to 0.875 inch
(19.0 to 22.2 mm)
diameter hole

Quik Seal
Gasket

1

2

3

1.

PLACE THE J-BOX PLATE INSIDE OF THE

OCTAGON EXTENSION RING, AND PLACE OVER

HOLE IN THE EXHAUST COLLAR.

2.

DISASSEMBLE THE COMPRESSION SEAL AND PLACE

THROUGH HOLE IN DUCT COLLAR AND J-BOX

PLATE AS SHOWN. TIGHTEN THE NUT INSIDE THE

OCTAGON EXTENSION RING.

1.

PLACE THE THERMOSTAT THROUGH THE

COMPRESSION SEAL AND TIGHTEN THE

COMPRESSION FITTING.

2.

INSTALL THE COVER FOR THE OCTAGON BOX.

CUT A 0.75" - 0.875" HOLE, CENTERED LEFT TO RIGHT

AND 2" FROM THE BOTTOM.

P.O.BOX 410 SCHOFIELD, WISCONSIN 54476-0410

TITLE

DRAWN BY

ECO

B

ENG. REF.

DATE

SUPERSEDES

SCALE

CAD DRAWING NO.

MROCZENSKI_L

12/02/2009

1/4

IAN29890

CAD Drawing from Tyler Schilling

Emailed to Barb on March 22, 2011

INSTR, ADJ. TEMP

INTERLOCK IN DUCT

COLLAR

Octagon Extension
PN 830125

Lock Washer

Nut

1/4-inch Compression Seal
PN 463570

J-Box Plate
PN 732396

Resistive Thermostat
Detector (RTD)
PN 384439

Octagon Cover
PN 380926

2 inches
(50.8 mm)

Hood Exhaust Collar
Front Side

0.75 to 0.875 inch
(19.0 to 22.2 mm)
diameter hole

Quik Seal
Gasket

1

2

3

1.

PLACE THE J-BOX PLATE INSIDE OF THE

OCTAGON EXTENSION RING, AND PLACE OVER

HOLE IN THE EXHAUST COLLAR.

2.

DISASSEMBLE THE COMPRESSION SEAL AND PLACE

THROUGH HOLE IN DUCT COLLAR AND J-BOX

PLATE AS SHOWN. TIGHTEN THE NUT INSIDE THE

OCTAGON EXTENSION RING.

1.

PLACE THE THERMOSTAT THROUGH THE

COMPRESSION SEAL AND TIGHTEN THE

COMPRESSION FITTING.

2.

INSTALL THE COVER FOR THE OCTAGON BOX.

CUT A 0.75" - 0.875" HOLE, CENTERED LEFT TO RIGHT

AND 2" FROM THE BOTTOM.

P.O.BOX 410 SCHOFIELD, WISCONSIN 54476-0410

TITLE

DRAWN BY

ECO

B

ENG. REF.

DATE

SUPERSEDES

SCALE

CAD DRAWING NO.

MROCZENSKI_L

12/02/2009

1/4

IAN29890

CAD Drawing from Tyler Schilling

Emailed to Barb on March 22, 2011

INSTR, ADJ. TEMP

INTERLOCK IN DUCT

COLLAR

Octagon Extension
PN 830125

Lock Washer

Nut

1/4-inch Compression Seal
PN 463570

J-Box Plate
PN 732396

Resistive Thermostat
Detector (RTD)
PN 384439

Octagon Cover
PN 380926

2 inches
(50.8 mm)

Hood Exhaust Collar
Front Side

0.75 to 0.875 inch
(19.0 to 22.2 mm)
diameter hole

Quik Seal
Gasket

1

2

3

1.

PLACE THE J-BOX PLATE INSIDE OF THE

OCTAGON EXTENSION RING, AND PLACE OVER

HOLE IN THE EXHAUST COLLAR.

2.

DISASSEMBLE THE COMPRESSION SEAL AND PLACE

THROUGH HOLE IN DUCT COLLAR AND J-BOX

PLATE AS SHOWN. TIGHTEN THE NUT INSIDE THE

OCTAGON EXTENSION RING.

1.

PLACE THE THERMOSTAT THROUGH THE

COMPRESSION SEAL AND TIGHTEN THE

COMPRESSION FITTING.

2.

INSTALL THE COVER FOR THE OCTAGON BOX.

CUT A 0.75" - 0.875" HOLE, CENTERED LEFT TO RIGHT

AND 2" FROM THE BOTTOM.

P.O.BOX 410 SCHOFIELD, WISCONSIN 54476-0410

TITLE

DRAWN BY

ECO

B

ENG. REF.

DATE

SUPERSEDES

SCALE

CAD DRAWING NO.

MROCZENSKI_L

12/02/2009

1/4

IAN29890

CAD Drawing from Tyler Schilling

Emailed to Barb on March 22, 2011

INSTR, ADJ. TEMP

INTERLOCK IN DUCT

COLLAR