Specifying Demand Control Kitchen Ventilation Systems: Top 10 Best Practices

For many of us in the commercial kitchen ventilation industry, we have seen major evolutions in Demand Control Kitchen Ventilation (DCKV) over the last 20+ years. Some have been good – codes once prohibiting automatic variable-speed fans now allow them and often even require them. And some have been bad – several manufacturers have gone

Intelli-Hood 3 Faults

Intelli-Hood 3 touchpad

Is an Intelli-Hood 3 (IH3) system installed in your commercial kitchen? In this post, we will cover common IH3 system faults. Clearing IH3 Optic Faults Optics need to be cleaned periodically. Melink recommends cleaning your Intelli-Hood 3 optic sensors a few times each month. If there is a large amount of buildup on the lens

Intelli-Hood 2 Fault Codes: “My system fault is not in the manual.”

Intelli-Hood 2 touchpad

In this post, we will dive into specific fault codes for the Melink Intelli-Hood 2 (IH2) system… Over the years, Melink Corp has designed and implemented three Intelli-Hood® systems: IH1, IH2 and IH3. Each system has its own specific configurations. While all work on the same basic principles, they DO NOT have the same parts

Understanding Your Intelli-Hood VFD

Intelli-Hood VFD

Melink’s Intelli-Hood® controls modulate the speed of the exhaust and fan motors with variable frequency drives (VFDs). Understanding and knowing how to troubleshoot your Intelli-Hood VFD will make maintenance easier. The VFDs receive commands from a central controller, which receives its input from the optic and temperature sensors. This post will cover Intelli-Hood’s VFD locations,

Intelli-Hood Fault Codes: Optic & Temperature Faults

Intelli-Hood fault codes displayed on touchpad

In this post, Melink Technical Support shares tips for diagnosing common Intelli-Hood fault codes. We primarily will cover faults common to Intelli-Hood® optic and temperature sensors. (If you are looking for information about VFD faults, click here.) Please note that fault codes caused by optic and temperature sensors will NOT stop a kitchen from operating.

Intelli-Hood Wiring

Intelli-Hood Wiring

This post covers how to check your Intelli-Hood wiring connections and how to replace a cable. There are several connections that compose the Intelli-hood system, making this a broad subject. As you review the following video and pictures, please note that cable colors vary by Intelli-Hood system. Learn more about IH1, IH2, and IH3 differences

Intelli-Hood Cleaning

To maintain your kitchen’s system, regular Intelli-Hood cleaning is important. If general cleaning is not performed, the Intelli-Hood® system’s optic sensors can trigger a fault and will operate the fans at 100%, thus eliminating any opportunity for energy savings. Below we will cover tips to clean the temperature sensors, optic sensors, hood exterior, and touchpad.

Which Intelli-Hood is in My Facility? How to Identify Intelli-Hood Systems

How to identify your Intelli-Hood system

How can a facility manager identify Intelli-Hood systems at his or her various properties? Different systems may be installed, and each system has its own unique reference guide and troubleshooting tips. Background Over the years, Melink Corporation has designed and implemented three Intelli-Hood® systems: IH1, IH2 and IH3. Each system has its own specific configurations.

Intelli-Hood System Basics: Using the Touchpad

Intelli-Hood touchpad

The Intelli-Hood® touchpad is the primary user interface of the system. Every Intelli-Hood is equipped with at least one touchpad; some systems have multiple touchpads. Touchpads vary by system model; consult this guide for help determining your system. In this post, we will focus on the IH3 touchpad. IH3 Touchpad Navigation Fans Button: The Fans

Intelli-Hood System Basics: Operational Modes

Intelli-Hood System Operational Modes displayed on touchscreen

There are four Intelli-Hood® system operational modes: Energy Saving, Standby, 100% (Bypass), and Emergency Fire. The Intelli­-Hood HVAC controls package visually monitors the level of cooking activity and automatically instructs the exhaust fan to operate only as fast as necessary to save energy. Learn the basics about each operational mode… Energy Saving Mode First, Energy