This document is the installation manual for VHR704R Heat Recovery Ventilator. It introduces the product's features, installation instructions and precautions.
This manual provides step-by-step instructions for installing the Fantech VHR704R heat recovery ventilator, including mounting, ducting, electrical connections, and maintenance. It covers compatibility with other equipment, defrost mechanisms, and warranty terms. The unit features an aluminum heat recovery core, washable electrostatic filters, and a 3-foot plug-in power cord. Installation must comply with local codes and avoid connecting incompatible appliances to prevent damage and warranty voidance.
| Cabinet Material | 24 gauge galvanized steel with powder-coated paint |
|---|---|
| Motor Type | Two German-manufactured ebm™ motors with backward curved blades |
| Core Dimensions | 8.5" x 8.5" x 8" (216 x 216 x 205 mm) |
| Filter Type | Two washable electrostatic panel type air filters |
| Weight | 30 lbs (13.5 kg) |
| Electrical Requirements | 115V, 60Hz, 0.40A, 40W |
| Duct Connection | 5" (125mm) oval plastic duct connections |
| Warranty | Limited lifetime on aluminum core, 7 years on motors, 5 years on parts |
The aluminum core has a limited lifetime warranty, motors have a 7-year warranty, and parts have a 5-year warranty from the date of purchase.
Clothes dryers, range tops, stovetop fans, and central vacuum systems should not be connected as they may cause lint, dust, or grease to collect and damage the unit.
10 inches (254 mm) of clearance is recommended for removal of the core.
A preset defrost sequence is activated at 23°F (-5°C) and lower, interrupting fresh air and allowing indoor air to recirculate to maximize defrost effectiveness.