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Summary of Contents for Melink Intelli-Hood
- Page 1 MELINK ® Intelli-Hood Controls ® INSTALLATION MANUAL Melink Corporation (513) 965-7300 www.melinkcorp.com...
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Page 2: Table Of Contents
MELINK ® Intelli-Hood Controls ® Table of Contents Step Installation Contractor Page Install I/O Processor Electrical Install Electronic Motor Starter Electrical Install Keypad Mechanical Install Exhaust Temperature Sensor Mechanical Install Optic Sensors Mechanical Install Air Purge Unit Mechanical Install Cables... -
Page 3: Tools Required
MELINK ® Intelli-Hood Controls ® Tools & Materials Required Tools Required ● Drill and Drill Bits (Cobalt is best for stainless steel) - bit sizes: 1/8” & 1/4” ● Hole Cutter or Punch for Stainless Steel with cutter sizes: 1-1/2” & 1-1/4”... - Page 4 MELINK ® Intelli-Hood Controls ® Install I/O Processor Select I/O Processor Location For new construction, the hood manufacturer typically provides a utility cabinet in which to mount the I/O Processor. If the hood has a utility cabinet with extra space, mount the I/O Processor (and Electronic Motor Starters) there.
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Page 5: Install I/O Processor
MELINK ® Intelli-Hood Controls ® Install I/O Processor Turn Off Power Switch Wire I/O Processor 115V or 230V For both New Construction & Ret- rofits, wire the I/O Processor using Turn OFF the I/O Processor the hood light circuit. The circuit power switch before wiring. -
Page 6: Install Electronic Motor Starter
Install Electronic Motor Starter Verify Electronic Motor Starter Wiring For new construction, the Intelli-Hood includes an Electronic Motor Starter (also referred to as Variable Frequency Drive or VFD) for each kitchen exhaust and make-up air fan. This type of starter is for use with 3-phase motors only. It not only turns the fans on and off, but also varies the speed of the motors by varying the output frequency and voltage. - Page 7 MELINK ® Intelli-Hood Controls ® Install Electronic Motor Starter Select VFD Location Check VFD Location For retrofits, each VFD is typically mounted on the output side of the exist- 5” ing motor starter, which is often located 1” in an electrical room, above the hoods, 1”...
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Page 8: Install Keypad
MELINK ® Intelli-Hood Controls ® Install Keypad Remove Existing Switches Run Keypad Cable Before removing the switch cover plate, turn off the circuit breaker. For retrofits, if you want to replace the Run the Keypad Cable inside the existing existing fan and light switch with our... -
Page 9: Install Exhaust Temperature Sensor
MELINK ® Intelli-Hood Controls ® Install Exhaust Temperature Sensor Determine Number of Sensors Install one (1) Temperature Sensor per exhaust duct, if the length of the duct is less than 24”. In most cases this will mean one Temperature L < 24” (600mm) Sensor per hood. - Page 10 MELINK ® Intelli-Hood Controls ® Install Exhaust Temperature Sensor Select Location on Duct Side View of Sensor Sealfast Fitting Probe Protector Protective Sleeve Shielded Receptacle Temperature Strain Relief Probe Each Temperature Sensor should be located as closely to the top of the hood as possible for easy access and cleaning.
- Page 11 MELINK ® Intelli-Hood Controls ® Install Exhaust Temperature Sensor Select Location on Duct Side View of Sensor Flange Fitting Protective Sleeve Probe Protector Bushing Temperature Shielded In cases where the inside of the duct is not Probe Receptacle accessible, this alternate mounting proce-...
- Page 12 MELINK ® Intelli-Hood Controls ® Install Exhaust Temperature Sensor Insert Studs Tighten Studs By reaching into the 2-1/4” hole, insert the stud into the 3/16” hole from inside the duct so that the threaded end is protruding Remove wing nut from each stud. Check to outward.
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Page 13: Install Optic Sensors
MELINK ® Intelli-Hood Controls ® Install Optic Sensors Check Hood Select Sensor Locations Approx. 3” is typical. determine where to install the Optic Sen- sors, imagine a virtual line be- tween the front of the cooking surface and the middle of the Make sure there are no obstructions at hood filters. - Page 14 MELINK ® Intelli-Hood Controls ® Install Optic Sensors Install Fittings Above Hood Lock Washer Gasket Inside Hood Threaded Coupling Compression Install the Fittings at the hood penetrations in the order shown. Install Purge Pipes Insert the Purge Pipes inside the Fittings with the notch positioned above the hood.
- Page 15 MELINK ® Intelli-Hood Controls ® Install Optic Sensors (Optic Enclosures) Disengage Optic Sensors Mark Hole Locations Approx. 3” is typical. Base Cover Disengage the cover from the base on each Use the base of each Optic Sensor as a Optic Sensor. One has a circuit board template to mark the location for two labeled „Emitter‟, and the other is labeled...
- Page 16 MELINK ® Intelli-Hood Controls ® Install Optic Sensors Install Optic Cables Receiver Emitter Remove the Optic Cables from the box. Insert the end of one cable with the small anti- snag boot up through the purge pipe from the optic housing with the Emitter Board. Plug in the cable end with the large anti-snag boot into the jack on the Emitter Board and push any excess slack up the purge pipe.
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Page 17: Install Air Purge Unit
MELINK ® Intelli-Hood Controls ® Install Air Purge Units Attach APU to Purge Pipe Remove APU lids Attach an APU to each Purge Pipe and Remove the lids from each APU box to tighten the compression fitting. prepare for step 7. - Page 18 MELINK ® Intelli-Hood Controls ® Install Cables (Electronic Motor Starter) Plug Cable Into VFD Plug Into I/O Processor Remove a cable from its package and plug Then plug the other end of the cable into one end into the receptacle on the bottom the receptacle marked „VFD‟...
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Page 19: Install Cables
MELINK ® Intelli-Hood Controls ® Install Cables (Keypad) Find Keypad Cable Plug Into I/O Processor Utility Cabinet Inside the Utility Cabinet, take the Keypad ...and run it to the I/O Processor on the Cable already connected on one end ... - Page 20 MELINK ® Intelli-Hood Controls ® Install Cables (Temperature Sensor) Plug Cable into Temperature Sensor Remove the Temperature Cable from its package. Connect one end to the Tempera- ture Sensor receptacle, and then tighten the strain relief. Plug Into I/O Processor...
- Page 21 MELINK MELINK ® ® Intelli-Hood Controls Intelli-Hood Controls ® ® Install Cables (Temperature Sensor) Connect Multiple Sensors (if applicable) Exhaust Duct Temperature Sensors To APU or I/O Processor If you need more than one Temperature Sensor for any hood, connect them in series with a “Y”...
- Page 22 MELINK ® Intelli-Hood Controls ® Install Cables (Optic Sensors) Plug Cable Into Processor Plug Into APU Remove a cable from its package and plug one connector into the first receptacle Then connect the opposite end into any („Hood 1‟) of the I/O Processor as shown.
- Page 23 MELINK ® Intelli-Hood Controls ® Fire Suppression Switch Connect Fire Suppression Switch to VFD If you installed an Electronic Motor Starter for a make-up air or supply fan, then you will need to make sure it is interlocked with the fire suppression system. The purpose is to make sure that this fan shuts down in the event of a fire.
- Page 24 MELINK ® Intelli-Hood Controls ® Install Supply Temperature Sensor Install Temperature Sensor Plug Cable Into I/O Processor Install the Supply Temperature Sensor in the make-up air duct using one of the two mounting procedures shown in Step 4. Plug a cable into the Supply Temperature Note: You only need to install one Supply receptacle of the I/O Processor.
- Page 25 MELINK ® Intelli-Hood Controls ® Install Kitchen Temperature Sensor Select Suitable Location Attach Base to Wall No Polarity The Kitchen Temperature Sensor must be located away from any hot or cold spots. (such as above a kitchen appliance or Detach the base from the cover and underneath a ceiling diffuser).
- Page 26 MELINK ® Intelli-Hood Controls ® Install Optional Sensors (Humidity or CO Install Humidity or CO Sensors Remove the sensor from its package and install in accordance with the manufacturer‟s instructions. Connect Cable to I/O Processor Connect the other end of the cable to terminals #18 and #19 inside the I/O Processor.
- Page 27 Call Melink Customer Service at (513) 965-7300 if you have any questions. Please let us know how we can improve our Installation Manual. We want your experience with our product to exceed all expectations.
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