Instruction/ maintenance manual of the product 4655 Aprilaire
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Manual Humidifier Control Safety and Installation Instructions WARNING A TTENTION INST ALLER: This product must be installed by a qualified heating and air conditioning contractor . Failure to do so could result in serious injury from electrical shock.
2 WARNING 1. 120 volts may cause serious injury from electrical shock. Disconnect electrical power to the furnace before starting installation. 2. Sharp edges may cause serious injury from cuts. Use care when cutting plenum openings and handling ductwork.
3 LOCA TION For Wall Mount: • Locate on an inside wall of living area approximately 5’ above the floor . • Do not locate control in the direct path of drafts from open doors and windows. • Do not install where operation might be affected by lamps, sunlight, fireplace, registers, radiators, concealed air ducts and pipes, or room occupants.
4 INST ALLING AND WIRING Wall Installation: 1. Select location for the Humidifier Control on an inside wall. Mount the Humidifier Control in a location where low voltage wires from the furnace area are already in place, or can be easily run. 2. Drill a 1/2” hole into the wall at the selected Humidifier Control location.
5 ANCHOR F (x2) SCREW E (x2) BASE PLA TE D HUMIDIST A T SWITCH C COVER B KNOB A BASE PLA TE D Figure 1 – Wall Mount 90-1228.
6 Duct (sheet metal) Installation: 1. Select Humidifier Control location on furnace return air duct. 2. Use the attached template to mark the duct opening. 3. Carefully cut the opening in the duct. 4. (See Figure 2 ) Gently pull knob (A) from Humidifier Control cover (B).
7 SCREW H (x4) INSIDE OF RETURN DUCT GASKET G BASE PLATE D HUMIDISTAT SWITCH C COVER B KNOB A RETURN DUCT Figure 2 – Sheet Metal Duct Mount 90-1229.
8 Duct (fiber board) Installation: 1. Select Humidifier Control location on furnace return air duct. 2. Cut a rectangular hole in the duct board, no smaller than 5-3/4 inches long by 3-3/4 inches wide. 3. Cut a rectangular piece of sheet metal to fit behind the hole in duct board for mounting the Humidifier Control.
9 KNOB A SHEET MET AL PLA TE CUT OPENING IN RETURN DUCT RETURN DUCT SHEET MET AL PLA TE RETURN DUCT BASE PLA TE D COVER B HUMIDIST A T SWITCH C GASKET G SCREW H (x4) INSIDE OF RETURN DUCT Figure 3 –.
10 SPECIFICA TIONS RANGE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15% to 50% OPERA TIONAL DIFFERENTIAL . . . . . . . . . . . 8% RH NOMINAL DIMENSIONS (Inches) Length . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11 INST ALLA TION TEMPLA TE TEMPLA TE SIZE: 4-5/32” x 2-7/16” 1. CUT OUT TEMPLA TE ALONG EDGES. 2. PLACE TEMPLA TE ON THE SHEET MET AL RETURN PLENUM UPSTREAM OF (BEFORE) THE HUMIDIFIER CONNECTION. 3. TRACE OUTSIDE EDGES OF TEMPLA TE. 4. REMOVE TEMPLA TE AND ACCURA TEL Y CUT OPENING.
RESEARCH PRODUCTS CORPORA TION P .O. BOX 1467 • MADISON,WI 53701-1467 Call 800/334-6011 • FAX 608/257-4357 10007235 8.07 B2204275A Printed in USA.
An important point after buying a device Aprilaire 4655 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Aprilaire 4655 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Aprilaire 4655 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Aprilaire 4655 you will learn all the available features of the product, as well as information on its operation. The information that you get Aprilaire 4655 will certainly help you make a decision on the purchase.
If you already are a holder of Aprilaire 4655, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Aprilaire 4655.
However, one of the most important roles played by the user manual is to help in solving problems with Aprilaire 4655. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Aprilaire 4655 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
