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Duct Mount Centrifugal
Atomizer Humidifier
707U
Model 356686-001C (115/60/1)
707U-UK
Model 356686-002C (220/50-60/1)
Manual for:
Table of Contents
• Installation
Introduction ........................................1
Specifications ......................................1
• Operation
Capacity Selection Guide ..................2
• Maintenance
Operation of Humidifier ....................2
Installation
Selecting a Location ....................3
Physical Installation ......................5
Final
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Introduction Dear Owner: Congratulations on your choice of a Herrmidifier brand humidification system. Your family can now look forward to breathing more comfortable air, winter after winter. We are committed to providing advanced products that improve the quality of the air you breathe. The following information will familiarize you with the operation of your new humidifier and provide helpful tips on how to obtain maximum performance from your unit. Introduction The benefits of a properly humi
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Capacity Selection Guide Sq. Footage of Tight Home Average Home Loose Home Home (GPD*) (GPD*) (GPD*) 1000 0.5 5.0 10.0 1500 3.0 10.0 16.5 2000 5.0 14.0 24.0 2500 7.5 19.0 30.5 3000 10.0 23.5 37.5 4000 14.5 33.0 51.5 * GPD= Gallons Per Day (humidifier capacity) The above calculations are for reference only and are based on the following: • Inside temperature 70° F/35% relative humidity • Outside Temp 20° F /70% relative humidity • 8 foot ceiling height • Internal moisture gain of one pound per ho
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Selecting a location for the unit Mounting on face of vertical return duct or side of horizontal return duct When mounting your humidifier on the face of a horizontal return duct, or on the face of a vertical return duct, certain conditions must be met for its proper operation: • Mount the humidifier on the vertical or horizontal cold air return duct. • Locate the humidifier at least four (4) linear feet upstream of either the furnace fan and /or filter and any turn in the duct. This will ensure
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Selecting a location for the unit Mounting behind a wall using the discharge extension (707U only) When selecting a location for the installation of your humidifier as a free standing unit, certain conditions must be met for its proper operation: Locate the humidifier in a convenient spot where the working part of the humidifier can be hidden (i.e. closet, stairway, garage, utility room, etc.) When deciding on the location of the humidifier, please keep in mind the following points: • The disch
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Physical installation Caution: Only a trained HVAC servicer or contractor should install this humidifier. Do not connect the unit to the power source until installation is complete. A thorough checkout of the unit installation should be completed before operation. Failure to follow these directions may void the manufacturer’s original warranty. Remember to select a location that is readily accessible for periodic inspection and cleaning of your humidifier. Allow a minimum of 2” clearance in fron
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Physical installation Mounting on the face of a vertical return duct NOTE: The following items are located or side of a horizontal return in the carton: • Bottom pan 1. Mount the installation template on the side of the • Atomizing assembly cold air return air duct with the center line of the template lined up with the center line of the return • Discharge dome (plastic) air duct. The narrow side of the duct may be used if • Wire mounting bracket space permits. The following items are located
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Physical installation NOTE: Mounting behind a wall using discharge The following items are located in extension (707U only) the carton: 1. Locate the inside wall template and mount on • Bottom pan inside wall. The inside wall opening must be cut first. Be sure to follow the limitations noted as A, • Extension discharge B, and C printed on the template. nozzle 2. Check the template with a level to ensure proper • Atomizing assembly installation of the humidifier. • Discharge dome (plastic) 3. D
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Physical installation 11. Before mounting the humidifier in its final position, carefully rotate the impeller assembly by hand to ensure it rotates freely. Mount the humidifier on the wire mounting bracket with the float and valve assembly connection facing the most convenient location, but providing the least obstruction to traffic. Be sure that the water reservoir pan feet do not rest on the wire bracket and that the water reservoir pan is level. 12. Locate the discharge hole on the outside wa
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Physical installation Final installation steps for all mounting locations NOTE: • Install the saddle valve on the nearest cold water supply The following items are pipe (see the instructions on the package). If applicable, located in the bag connect the saddle valve upstream of any type of water identified: softener. “707 SM/STD Hardware Kit”: • After the saddle valve has been installed and 1/4” copper tubing fitted to the valve, but before attaching the copper • Saddle valve assembly tubing to
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Electrical installation Electrical installation WARNING This humidifier is intended to be wired directly to the integrated control panel on your furnace. The electrical tap will provide Improper electrical power to the humidifier whenever the circulating air blower is in wiring can cause operation. personal shock, Read the instructions in the furnace installation manual carefully injury, or property before attempting installation or operation of this humidifier. damage. It is Failure to follow
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Electrical installation Wiring diagram for humidifier installation - Free standing installation - (707U only) -Dedicated wiring connection Humidistat installation Humidistat: 1. Locate the humidistat in the living area (see location of humidifier diagram on page 4), making sure that it is at least five (5) feet from a supply register (duct mounted installation) or discharge nozzle (free standing installation). 2. The humidistat should be installed four and a half (4 1/2) feet above the floor, ou
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Maintenance To enjoy the benefits of a properly humidified environment, periodic cleaning is necessary to control both water and household impurities. Film or scum, which can contain bacteria or fungi, may appear on the water surface, the sides, or bottom CAUTION of your humidifier. A crusty deposit or scale may also appear Before cleaning or and is composed of minerals that have settled out of the water. servicing this unit, it is To improve the efficiency of your humidifier, and to reduce the
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Maintenance Maintenance instructions for models mounted on the face of a vertical return duct, side of a horizontal return duct, or mounted behind a wall using discharge extension Your humidifier is constructed from quality materials to assure superior performance during normal operation. The motor bearings are permanently lubricated and do not require oiling. The motor is also thermal overload protected against extreme conditions. To clean the unit: 1. Turn the power to the furnace OFF or turn
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Parts List 1 2 15 17 16 3 4 5 6 7 ITEM 707U-UK 707U PART NO. DESCRIPTION 8 11 140 DISCHARGE DOME 12 11 21 1 252413-001 MOTOR COVER 9 34 419 RETAINER CLIP 41 1 352728-001 MOTOR BASE 10 51 145 DIFFUSING SCREEN 61 1 D9P IMPELLER 71 1M3 SCREW, SET CUP 81 18A IMPELLER PUMP 94 490VIBRATION DAMPER 13 10 1 1 35P CENTER PAN 11 4 4 23 CENTER PAN SUPPORT 14 12 2 2 27 DRIP TUBE 13 1 1 92P FLOAT & VALVE ASM 14 1 1 47BP PAN 15 1 252596-001 MOTOR 115 VOLT 15A 1 252596-002 MOTOR 220 VOLT 16 1 1 186 MOUNTING BRA
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Warranty Humidifier Limited Two Year Warranty This limited warranty covers Herrmidifier Residential Type Humidifiers, excluding duct work, wiring and installation. The manufacturer warrants that all new Herrmidifier Humidifiers are free from defects in material and workmanship under normal, non-commercial use and service. The manufacturer will remedy any covered defects if they appear within 24 months from the date of original installation as evidenced by proof of purchase, subject to the terms
