Summary of the content on the page No. 1
GETTING OPERATION
MOUNTING PLUMBING WIRING APPENDICES
STARTED AND SERVICE
TrueEASE™ Humidification System
PROFESSIONAL INSTALLATION GUIDE
INCLUDED IN THIS HUMIDIFIER BOX
A1 A2
E F G
M32930
Tools needed to install humidifier
Humidifier Bypass
A1
Wire cutter/stripper
A2 Humidifier Fan
Tin snips or sheet metal cutter
Saddle valve
#8 hex nut driver
Water supply line
Standard screwdriver
Drain hose (10 feet)
18-gauge wire (up to 5 conductor)
E Owner’s manual
Summary of the content on the page No. 2
Summary of the content on the page No. 3
GETTING OPERATION MOUNTING PLUMBING WIRING APPENDICES STARTED AND SERVICE Humidifier GETTING STARTED WIRING Safety Definitions and Precautions .............. 2 Before Wiring Humidifier ..................... 15 What to Expect From Your Humidifier ............ 3 STEP ONE: Remove the Humidifier Cover .... 15 Important Installation Requirements ............. 4 STEP TWO: Understand the Wiring Terminals .. 15 STEP THREE: Understand the DIP Switches .. 16 MOUNTING STEP FOUR: Install the Transformer
Summary of the content on the page No. 4
Safety Definitions and Precautions Safety Definitions These safety terms identify information you must read prior to installing or operating the humidifier. CAUTION: Indicates a hazardous situation which, if not avoided, could cause bodily injury or property damage. WARNING: Indicates a hazardous situation which, if not avoided, could result in death or serious injury. Safety Precautions Make sure you read and understand the following safety hazards before installing, using, or working with t
Summary of the content on the page No. 5
GETTING STARTED What to Expect From Your Humidifier The installer should review these points with the homeowner and answer any questions they have before leaving the job site. • Achieving Humidity Setpoint. It may take up to a week of continuous operation to achieve the humidity setpoint, especially if the home is dry when the humidifier is installed. This also depends on such factors as weather, size of home, furnishings in the home, and insulation. • Ideal Humidity. Home building industr
Summary of the content on the page No. 6
Important Installation Requirements Failure to comply with these requirements will result in voided warranty, improper installation, and service callbacks. Personal Safety • Wear safety glasses while installing the humidifier. • Do not cut into any air conditioning or electrical line. • Follow professional safety standards and all local regulations for plumbing, electrical, and mechanical considerations. Mounting Location • Mount the humidifier in a level position to avoid water damage and
Summary of the content on the page No. 7
MOUNTING Choosing a Mounting Method Whether you purchased a Bypass or Fan humidifier will determine how your humidifier will be installed: Which humidifier do you have? Bypass: Fan: Bypass humidifiers use the pressure difference Fan humidifiers use the fan inside the humidifier between the supply and return to move duct to pull duct air through the humidifier. Honeywell air through the humidifier. Access to both the strongly recomends mounting the HE300 on supply and return are required. The
Summary of the content on the page No. 8
STEP ONE: Select the Mounting Location Choose a location that has access to a water supply pipe. Cold or hot water can be used. 1 Select a vertical or horizontal surface on the HVAC duct work, with adequate space clearances, where the humidifier can be mounted. 2 Location must also have access to 120 VAC power. 3 For the HE300 Fan humidifier, the power cord is 6 feet 2 long. Ensure the location is near a drain. Consult local plumbing codes for proper drainage. If no main floor drain is av
Summary of the content on the page No. 9
MOUNTING If you are installing HE300 Fan model, proceed to page 10. Bypass Model Installation STEP THREE: Configure Humidifier Bypass Configure the humidifier bypass outlet to the side that 1 best fits the application. If the bypass needs to be on the other side, remove the top and bottom covers 1 MCR29875 Unplug the damper wire and plug in on the other side (HE150/HE250 only). 2 3 Pull the bypass clamps apart from center to remove the bypass; snap it back into place with the outlet on 3
Summary of the content on the page No. 10
Bypass Model Installation STEP FOUR: Mounting Secure the support hooks on Bypass models to the bottom lip of the hole. 1 Push the top of the humidifier back against the duct. Verify the humidifier is level and fasten the humidifier 2 to the duct using two self-drilling sheet metal screws provided. MCR29870 Humidifier 69-2413EF—05 8 MOUNTING
Summary of the content on the page No. 11
MOUNTING Bypass Model Installation STEP FIVE: Bypass Duct Installation On the duct opposite the humidifier Bypass install, cut a 6-in. diameter duct hole. • If the humidifier is on the supply duct, the 6-in. diameter hole should be on the return. • If the humidifier is on the return duct, the 6-in. diameter hole should be on the supply. 1 Secure a 6-in. round duct starter collar into the 6-in. duct hole. 2 MCR29933 Use rigid or aluminized flexible 6-in. duct to connect the starter collar
Summary of the content on the page No. 12
Fan Model Installation STEP THREE: Mounting Slide the Fan model evenly into the duct hole. Verify 1 the humidifier is level. Fasten the humidifier to the duct using four self-drilling sheet metal screws provided. Do not plug the humidifier in yet. 3 2 MCR29934 Humidifier 69-2413EF—05 10 MOUNTING
Summary of the content on the page No. 13
MOUNTING Humidifier Control Installation OPTION ONE: Duct Installation of H8908 Humidistat (provided) If a different control is being used, refer to installation instructions provided with that control. ALTERNATE LOCATION 1 Choose a location on the duct. RETURN RETURN AIR AIR 6 in. (152 mm) 15 in. (381 mm) MINIMUM MINIMUM BEST LOCATION RETURN AIR DUCT M13369 Apply sticker template to duct and drill holes for mounting screws. Cut along the dotted line of the 2 template with metal shears or t
Summary of the content on the page No. 14
Humidifier Control Installation OPTION TWO: Remote Installation of H8908 Humidistat (provided) If a different control is being used, refer to installation instructions provided with that control. Choose a location in the living area. Select a location 1 clear of drafts or excessive humidity. Avoid mounting near doors or windows, or in bathrooms or kitchens. M29952 Cut 1-in. diameter wire hole in wall. 2 Run two-fan, low-voltage wire to the mounting location in the living area. 2 M24721 Remov
Summary of the content on the page No. 15
PLUMBING Water Supply and Drain Connections STEP ONE: Connect the Water Supply Use hot or cold water. Cut the water line so it reaches from the humidifier to the main water supply tap 1 Insert the water line into the gray quick connect fitting. Insert it fully, and apply modest pull pressure to ensure a tight fit. Note: The quick connect fitting can be removed if you 2 prefer to use a standard 1/4-in. brass compression nut plumbing connection. Do not remove the conical screen if you selec
Summary of the content on the page No. 16
STEP THREE: Connect to the Water Drain • Consult and follow local plumbing codes for drain pipe size and flow requirement. • The ideal installation is directly to the main floor drain using the rubber hose provided. • If direct floor drain access is not available, see “Appendix B: Advanced Draining.” 1 Connect the 1/2-in. drain hose provided to the drain fitting on the bottom of the humidifier. 2 Use the hose clamp provided to secure the drain hose 3 to the fitting. Route the drain hos
Summary of the content on the page No. 17
WIRING Before Wiring the Humidifier CAUTION: Voltage Hazard. Be sure the humidifier is not plugged in before beginning wiring. Before wiring the humidifier: I understand and will comply with applicable local wiring codes and regulations. I will read the section “Using the DIP Switches” beginning on the next page. What humidifier model do I have? The model number can be found on the bottom of the humidifier. STEP ONE: Remove the Humidifier Cover Remove the bottom cover. 1a 1b MCR29950 MCR29935
Summary of the content on the page No. 18
Using the DIP Switches (HE150/HE250/HE300 only) Two features are configured by DIP settings, which are described inside the humidifier cover. STEP THREE: Understand the DIP Switches DIP 1 (Top): This switch looks for inputs from the HVAC system before allowing humidity. Set to the left, the humidifier will look for input(s). Set to the right, it MCR29882 will not. DIP 2 (Bottom): This switch controls the fan. Set to the left, the HVAC system controls the fan. Set to the right, the humidifie
Summary of the content on the page No. 19
WIRING Wiring Configuration: Advanced Models (HE150/HE250/HE300) Wiring H8908 to humidify only with a call for heat or fan. HE150 OR HE250 HE300 G OR W G OR W AIR PROVING AIR PROVING OR OR 3 3 2 2 DEVICE DEVICE C C H8908 H8908 1 30 40 30 40 20 50 POWER IN 20 50 10 60 10 60 OFFON OFF ON 1 POWER IN DIP SWITCH SETTING RESET POWER AFTER ANY DIP SWITCH CHANGES 1 HE300 USES A LINE CORD PLUG. 1 HE150/HE250 USES A 15 VA TRANSFORMER WIRED INTO 24V IN. HE100/HE200 USES A 10 VA TRANSFORMER WIRED INTO 2
Summary of the content on the page No. 20
Wiring Configuration: Advanced Models (HE150/HE250/HE300) Wiring to force the HVAC system fan on whenever humidity is needed (on demand). HE150 OR HE250 HE300 POWER OUT POWER OUT G (THERMOSTAT) 24V FOR G (THERMOSTAT) 24V FOR 1 1 ELECTRONIC ELECTRONIC HUMIDISTAT HUMIDISTAT FROM FROM R R HUMIDITY HUMIDITY 2 CONTROL CONTROL G (FURNACE) G (FURNACE) POWER IN 2 POWER IN DIP SWITCH SETTING RESET POWER AFTER 1 ONLY NEEDED IF SYSTEM’S THERMOSTAT DOES NOT ISOLATE Y FROM G. 1 ONLY NEEDED IF SYSTEM’S T
