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G-200/300
Duct Mount
Bypass Humidifier
Installation • Operation • Maintenance
CAUTION:
READ INSTALLATION, OPERATION, AND MAINTENANCE
INSTRUCTIONS CAREFULLY FOR SAFE OPERATION.
EXERCISE EXTREME CAUTION WHEN WORKING WITH
ELECTRICITY.
254429-001 9/04
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Table of Contents Introduction ..........................................1 Specifications ........................................2 Capacity Selection Guide......................3 Operation ..............................................3 Installation ............................................5 Mounting Locations ........................6 Maintenance ........................................7 Troubleshooting....................................9 Description of Parts ............................11
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Introduction Introduction The benefits of a properly humidified environment (35-50%, Relative Humidity) are many. They include both personal comfort as well as the preservation of furniture, draperies, carpets, wooden floors and cabinets, paintings, pianos, etc.. Your home will be more comfortable at a lower temperature (i.e.: 68° F) at 30-40% Relative Humidity (RH) than at 71° to 72° F without controlled humidity. Since every degree of temperature setback represents about 3% of your heating cos
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Specifications To improve the efficiency of your humidifier, and to reduce the possibility of a health hazard, it is recommended that you take the following precautions: • Follow the manufacturer’s recommended cleaning and maintenance instructions. • The amount of minerals and other impurities in a water source can vary greatly, therefore the frequency of cleaning the humidifier also varies. • During the heating season, check for film or scale build up on the humidifier, evaporator pad, and all
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Capacity Selection Guide Air Tightness of Home 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 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 hour • Furnace on-time of 70%
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Operation Start Up 1. Open the saddle valve and check for leaks at the connections. 2. Open the bypass damper if installed 3. Turn the furnace on and check for proper operation. 4. Turn the humidistat to the highest level (past 60%) and the humidifier should begin to operate (the humidifier should stop when the humidistat is turned off, or when the furnace blower shuts off). 5. Set the furnace controls and humidistat for the desired conditions. 30-40% Relative Humidity is typically recommended,
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Installation See installation instructions on the provided mounting template Read the instructions in the furnace installation manual carefully before attempting installation or operation of the humidifier. Failure to follow these instructions may result in improper installation and therefore, void the manufacturer’s warranty. WARNING Improper electrical wiring can cause personal injury, death, or property damage. Local codes require that the unit be installed by a properly qualified HVAC techn
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Mounting Locations 1. This humidifier may be installed on either the supply or return plenum. The supply plenum is the preferred location because of higher evaporative capacity results. When there is insufficient space on the warm air plenum, the unit can be installed on the return duct. It is recommended that when the unit is installed in this location it is supplied with hot water service. 2. If the furnace has an air conditioning coil, be sure the unit does not interfere with coil ends. 3.
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Maintenance Maintenance of Your Humidifier Your humidifier, as all appliances, requires periodic cleaning and maintenance to ensure efficient and safe operation. The necessity to clean your humidifier is substantially the result of impurities coming in through your water supply, which feeds the humidifier. Other household dust, containing biological and microbial contaminants, finds its way into the air handling system and ultimately, the humidifier. The humidifier is not the source of these imp
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Maintenance To Inspect and Replace the Evaporator Pad: It is recommended that the evaporator pad in the humidifier be replaced annually to maintain efficient operation. However, more frequent replacement may be necessary in areas of poor water quality. 1. Disconnect the power supply to the furnace.Turn OFF the water supply at the saddle valve by turning the valve handle clockwise. 2. Fully loosen the thumb screw at the bottom of the unit cover. The screw will remain attached to the cover. To re
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Troubleshooting Common Questions & Answers Q. My humidity is too low. Why isn’t the humidifier working? A. This is one of the most common questions from homeowners with new humidifiers. There are many factors that decide how well a home will be humidified. The primary factors are the size of the home and how well it is insulated (assuming the humidifier is installed properly). The issue could range from something as simple as the humidistat setting not being set high enough to a complex situatio
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Troubleshooting Troubleshooting Guide Symptom Possible causes Corrective Action Humidity level is not Evaporator pad is clogged Replace the evaporator pad being maintained with mineral deposits Water line is clogged with Clean or replace conical mesh filter mineral deposits or debris and fluid restrictor Humidistat setting is too Increase the humidity setting on the low humidistat Saddle Valve is not fully Turn the saddle valve handle in a open counterclockwise direction until it stops Evaporat
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Description of Parts Description of Parts Solenoid Valve All brass construction, controls the flow of water to the humidifier. The solenoid valve will make a clicking sound as the plunger pin opens and closes. If this part fails to operate correctly, water will flow continuously through the humidifier and down the drain. Conical Mesh Filter Traps small particles in water supply that can clog and damage the solenoid valve. Must be cleaned or replaced when water flow is impeded or humidification i
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Parts list Item Description Model G-200 Model G-300 Model part number 351454-001 351454-015 351409-001 351409-007 - Base 454278-002 454278-002 354410-002 354410-002 1 Brass solenoid assembly 24VAC G-109 G-109 G-109 G-109 2 Conical mesh filter (12 pack only) G-125-12 G-125-12 G-125-12 G-125-12 3 Drain tray assembly 353226-002 353226-002 353226-001 353226-001 4 Evaporator pad (6 pack only) G-206-6 G-206-6 G-116-6 G-116-6 5 Fluid restrictors (12 pack only) G-217-12 G-217-12 G-128-12 G-128-12 6 Gr
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Unit Diagram 1 13 12 8 5 9 14 4 10 11 7 6 3 2 13
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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
