The 14 SEER Value Series® 14PJL is a residential heat pump. The R-410A unit uses expansion valves with an internal check valve that provides quieter refrigerant metering and a grille/motor mount for quieter fan operation.
The Hilti PD 4 laser range meter delivers highly accurate measurements at the push of a button, says the company. With a sensor-automated backlight and simple, one-button operation for both measuring and tracking functionality, the PD 4 measures distances with laser precision of ±1/12 inch.
The BTU 2000+ gas analyzer can be used for monitoring oxygen (O2), carbon monoxide (CO), carbon dioxide (CO2), excess air, and efficiency in a residential or light commercial boiler/burner. According to the manufacturer, the unit is seven instruments in one tool.
The Knight XL™ commercial boiler is a modulating/condensing unit. Features include 94.6 percent thermal efficiency, low NOx emissions, zero clearance to combustible materials, and a fully modulating burner with 5:1 turndown. It is available in five models.
The IntelliCon-FA microprocessor-controlled forced-air heating system fuel economizer modifies the normal burner run patterns, dynamically adjusting the length and number of cycles. According to the manufacturer, the unit has been shown to reduce fuel consumption by an average of 11 percent.
New video training kits are available. The two kits, titled HVACR Electrical Troubleshooting: Deciding Where To Begin and HVACR Electrical Troubleshooting: Component Testing, are designed for service managers who want to facilitate in-house training sessions, and for HVACR instructors.
The Estimation™ Logistics 7.3 version of this estimation program offers full integration with the American Contractor™ job cost accounting solution. According to the manufacturer, this integration means an estimator can send an estimate directly to accounting from within the Estimation Logistics program itself.
The P528 family of ceramic capacitive refrigeration pressure sensors are perfectly suited for high-volume applications in refrigeration compressors, rooftop chillers, and refrigerant recovery systems, says the company. The devices feature a brass housing with a 3/4-inch external hex.
The Millermatic® 180 with Auto-Set™ is a 180A, 230V MIG welder. The Auto-Set feature is designed to work on mild steel using C25 gas (75 percent argon, 25 percent carbon dioxide.) The welder gives the user the capability to weld from 24 gauge up to 5/16-inch mild steel in a single pass.
The name of the refrigerant Sealant Super Seal 3 Phase™ has been changed to Super Seal Commercial™, but is the same formula as before, says the company. Super Seal Commercial is a heavy-duty sealant designed for larger systems - five tons or larger.
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