For more than 40 years, Red Dot has been providing custom HVAC units and components for construction, mining, agriculture, forestry, military, commercial freight, and emergency service vehicles. Story angles include operator comfort; cab design; maintenance tips; shop tools; extreme HVAC applications; all-makes parts; and Red Dot’s advanced engineering and test facilities. Media contact: Stephen Petit
Nearly 15 years after R-134a replaced R-12 as the predominant refrigerant for mobile air conditioning systems, a leading candidate to be the next-generation refrigerant has emerged: HFO-1234yf.
1234yf, Gary Hansen Jan 7, 2009 | Categories: Podcast Do your part to clean up the environment: change the fresh air filter on your cab's HVAC system. The filter not only keeps these contaminants out of the cab, it stops them from interfering with the performance of your heater and air conditioner. Click here to listen.
Jan 2, 2009 | Categories: Maintenance Truck owners are tapping into the electrical system to power radios, marker lamps, communications equipment, and household appliances. When they do, they risk stealing the voltage the A/C clutch needs to do its job.
compressor, voltage, wiring Jan 2, 2009 | Categories: Customer Story You probably know Blackwater Worldwide as the U.S. State Department’s largest private security contractor, protecting diplomats and other VIPs in some of the most dangerous places in the world.
Blackwater, Grizzly, armored vehicle Jan 2, 2009 | Categories: Maintenance Here’s a simple tip to help your air conditioner deliver the service life you expect: check the dot. The “dot” is the sight glass on the receiver-drier’s moisture indicator. Inspecting the dot at every oil change or other routine PM is the easiest way to prevent a catastrophic failure of your HVAC system.
Jan 1, 2009 | Categories: Business, Maintenance Want to improve uptime and reduce maintenance costs? Promote a basic visual check of major A/C components, hose connections, and fittings at regular intervals, like with every engine-oil change. This routine has another benefit: it can generate business for your parts and service department.
Jan 1, 2009 | Categories: Maintenance Your A/C removes excess moisture from the air, so it has a big effect on how quickly and effectively the defroster can clear the windshield. If you want to improve the performance of your defroster and increase forward visibility for your drivers or equipment operators, have your air conditioner inspected before winter
A/C, blower motor, defroster, filter, receiver dryer, winter 