Honeywell DH90A1007 Installation Guide - Page 3

For HVAC Installer Only • Installation Guide 1. Intended Application for DH90 The DH90 is intended for use in residential applications to reduce the indoor humidity levels and increase comfort. With the optional ventilation ducting and ventilation control hookup, the device also provides precise amounts of ventilation air. 2. Approvals The DH90 is certified by ETL to meet UL 474 and CSA 22.2 No. 92. 3. Specifications Model: DH90 Electrical: 110-120 VAC, 6.2 Amps, 60 Hz, grounded Capacity: 90 pints/day @ 80°F, 60% RH Inlet air temperature range: 55°F min., 100°F max. Air Flow: 200 CFM without external ducting Refrigerant Charge: 1 lb., 12 oz. R22 Duct Connections: Round 10" inlet, 10" outlet, 6" ventilation inlet Filter Size: Pleated Merv 11: 14" x 14" x 1" Unit Size (w/o Duct Collars): 34.5"L x 15.75"W x 20.875"H Unit Weight: 92 lbs Shipping Weight: 99 lbs 4. Installation 4.1 Installation Checklist Important: Prior to installation of the DH90, the following checklist should be reviewed. The DH90 can be installed in a variety of locations to meet the owner's needs, and integrate with existing forced air systems or existing ductwork if desired. Choose a location with consideration to accessibility for service, drain availability, and power outlet location. 4.1A Power Accessibility Unit should be located in an area where the cord's length (10') should easily reach a 115 VAC electrical outlet with a minimum of a 15 A circuit capacity. 4.1B Accessibility The installed DH90 should have at least 14 inches of clearance in the front of the device to service the filter. 4.1C Support Structure and Suspension Place the DH90 on supports to raise the base of the unit. Do not place the DH90 directly on structural building members without vibration absorbers or unwanted noise may result. The DH90 may be suspended from structural members by supporting the entire base of the unit via cross members, rigid frame, or the like. Do not hang the a DH90 from the cabinet. Remember to place a drain pan under the unit if it is suspended above a finished area or above an area where water leakage could cause damage. 4.1D Sizing Chart *This sizing chart is based on extreme climates where Rh levels are between 70 and 90% outdoor Rh. For less extreme climates then larger homes can be adequetely served. Actual requirements may vary. Home Size (square feet) Dehumidifier Capacity Required to Maintain Desired Indoor Rh* 60% Indoor 55% Indoor 50% Indoor Rh Rh Rh Pints/day Pints/day Pints/day 2080 49-54 55-58 71-78 2600 61-68 65-72 90-97 3120 75-82 79-86 95-110 4.2 Electrical Requirements Warning: Installation must be performed by a qualified service technician and must comply with local codes. Remove power to the device before installing or servicing the device. Failure to connect the device according to these instructions may result in damage to the device or the controls.