In this course on Tankless Water Heater Troubleshooting we will explore the troubleshooting tasks of a tankless water heater unit. With each scenario you will be guided with simulation based steps to check for key signs of different faults through error codes and visual inspections. You will also utilize procedures of repairing replacing and maintaining components of the tankless water heater.

In this course on Manual Flushometer Troubleshooting we will explore the troubleshooting tasks of diaphragm-based manual flushometers. With each scenario you will be guided with simulation based steps to check for key signs of abnormal flushing as well as water leaks from different component failures. You will also utilize procedures for repairing and replacing parts and assemblies of the diaphragm-based manual flushometers.

This course will introduce learners to basic hand tools required for residential and commercial plumbing work across various tasks. We will orient you to their basic characteristics when they are used and how they are utilized on the job site. We will identify tool users' health and safety risks and how to ensure safety procedures are followed. Finally we will identify key plumbing tasks and the hand tools best suited for each.

By the end of this course learners will understand the fundamental concepts of backflow and specific hazards related to it. They'll learn about the differences between the two causes of reverse flow, backpressure and backsiphonage–and be introduced to ways in which the water supply can be protected from contamination as a result of backflow. By the end of the course they’ll understand the differences in function and usage between non-testable backflow devices and testable backflow prevention assemblies. Learners will also be reminded that like other plumbing components backflow prevention devices are also subject to regulations and safety protocols.

In this course you will learn about identifying outdated and unsafe electrical setups recognize the hazards associated with them and how to assess and mitigate those hazards while prioritizing safety. You will also be reminded to assume that older wiring setups are live and ungrounded. We will cover outdated wiring setups such as knob and tube wiring and cloth-insulated wiring and discuss wiring conductors like copper aluminum and copper-clad aluminum. Finally we will focus on older electrical panels and fuse boxes including those that are no longer suitable for modern use.

Cold stress is when the body can no longer maintain a normal temperature due to cold temperature exposure. Anyone working in cold conditions is at risk for cold stress. This course covers the risk factors cold stress illnesses symptoms treatment and most importantly prevention.

Without experience towing a trailer can be one of the more daunting tasks for a tradesperson. To account for the added height weight and length of a trailer there are a few best practices that should be followed. This course will outline the main differences between box and utility trailers how to determine towing capacity and why different hitch types and classes are important. Learners will have an understanding of the proper way to prepare a trailer for towing and best practices for towing a trailer for travel.

In this course we focus on driving speed. We'll learn that speeding is one of the greatest driving risks comparable to drunk and distracted driving. We'll learn that speeding is especially dangerous for commercial drivers piloting large vehicles over long distances. Then we'll discuss how speed is related to stopping distance. We'll cover the various ways to mitigate the risks of speeding and keep a safe driving distance during ideal and hazardous conditions.

This Pre-trip Vehicle Inspection course is designed to provide commercial vehicle drivers with the knowledge and skills necessary to perform a thorough inspection of a vehicle before driving. The course covers the importance of a pre-trip inspection the steps involved in conducting a pre-trip inspection of a commercial or fleet vehicle as well as inspecting any cargo or freight the vehicle may be carrying.

Are you new to HVAC and curious about fan coil units? Well this is the course for you. In this course you'll learn the basic operation of fan coil units and the environments they are found in. Then you'll learn about the different mounting configurations along with the two pipe and four pipe systems. Lastly we'll cover the advantages and disadvantages of fan coil units. We hope you enjoy this course.