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Specifications
• Model: 1137 Legacy Flow Through Humidifier (GFI #5137)
• Type: Fan Powered Flow Through
• GPD: 18 Based on 120° F Plenum Temperature
• Warranty: 5 Years
• Replacement Vapor Pad
(Replace 1-2 times per season)
• Dimensions: 14" H x 16" W x 11" D
• Weight: 19 Lbs.
• Home Size: To 3,000 Sq. Ft.
• Installation: Warm Air Plenum
• Plenum Opening: 15" W X 9-3/4" H
• Bypass Duct: 6"
• Pallet Qty: 21
• Cabinet Construction: UV-Stable Automotive Grade Plastic
• Humidistat: Models: MHX3C (Included)
• Voltage: 120V
• In Box: Humidifier, humidistat, Installation Instructions, Vapor Pad
Humidistat Wire, Drain Pan, Power Supply Cord, Water Distribution Trough.
Unit Location
!
• WARNING: Disconnect electrical power before beginning installation.
• Do not install where temperatures fall below 32° F or where plenum temperatures exceed 200° F. When wiring
into a multi-speed blower circuit see Step 7D.
• INSTALLATION: For maximum evaporative capacity, install this humidifier on the warm air supply plenum.
When wiring into a two-speed blower circuit see Step 6C & 6D.
Additional Materials That May Be Necessary
1. 1/4" diameter plastic supply tubing or 1/4" copper supply tubing for hot water applications
2. Air pressure switch Model #12500 (GFI #7021) suggested
3. Current sensing relay Model #GA50 (GFI #7026) suggested
4. Junction box, 115 V. grounding outlet, cover and wire
5. 5/8" Drain tubing. 1099-16 (GFI #7046) suggested
Installation
1. Select location on vertical surface of warm air plenum for
mounting humidifier. Stick mounting template in place
making sure the template is level.
CAUTION: Do not install humidifier where the blanked off
!
ends of a cooling coil will restrict air flow to the humidifier.
: 990-13 (GFI#7002)
®
Model 1137 Humidifier Installation Manual
, Parts Kit, Water Tube Kit,
®
ALLOW 2 1/2 INCHES CLEARANCE
ABOVE THIS SURFACE FOR SERVICING
Top Of Template
TEMPLATE FOR INSTALLING
POWER HUMIDIFIER
FOLLOW INSTRUCTIONS PACKED WITH HUMIDIFIER
1. REMOVE PROTECTIVE PAPER FROM BACK OF TEMPLATE AND STICK IN LEVEL POSITION.
2. CENTER PUNCH AND DRILL THE FOUR SIDE MOUNTING HOLES WITH A 1/8 " DIA. DRILL.
3. HANG HUMIDIFIER FROM FOUR SIDE SCREWS AND INSTALL DRAIN PAN, EVAPORATOR
PADA ND DISTRIBUTORT ROUGH.
WHEN INSTALLING ON BASEMENTT YPE FURNACE, EXTENDT HIS LINE
FOR LOCATING HOLE ON ADJACENT PLENUM
4. TIGHTEN SCREWS ANDA DJUST HUMIDIFIER UNTIL LEVEL.
5. REMARK FOUR REMAINING HOLES IF NECESSARY.
6. REMOVE HUMIDIFIER, DRILL REMAINING HOLES AND CUT OUT CENTER SECTION OF
TEMPLATE.
CUT ON THIS LINE
IF FURNACE JACKET EXTENDS MORET HAN 3" OUTWARD FROM THE PLENUM SURFACE
ALLOW 4" CLEARANCE BELOW THIS LINE FOR EASYA CCESS TO DRAIN HOSE CONNECTION.
TEMPLATE NO. 1137
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