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INSTALLATION
MANUAL
CONTENTS
GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
RENEWAL PARTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17
See the following page for a complete Table of Contents.
NOTES, CAUTIONS AND WARNINGS
Installer should pay particular attention to the words:
NOTE, CAUTION, and WARNING. Notes are intended to
clarify or make the installation easier. Cautions are given
to prevent equipment damage. Warnings are given to
alert installer that personal injury and/or equipment dam-
age may result if installation procedure is not handled
properly.
CAUTION:
READ ALL SAFETY GUIDES BEFORE YOU
BEGIN TO INSTALL YOUR UNIT.
SAVE THIS MANUAL
SPLIT-SYSTEM HEAT PUMPS
INDOOR UNITS
MODELS: FEH180 & 240 ONLY
035-16626-000-E-0103
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Table of Contents
Related Manuals for Unitary products group FEH180
Summary of Contents for Unitary products group FEH180
- Page 1 SPLIT-SYSTEM HEAT PUMPS INDOOR UNITS MODELS: FEH180 & 240 ONLY CONTENTS GENERAL ........3 RENEWAL PARTS .
-
Page 2: Table Of Contents
INSTALLING REFRIGERANT MAINS ... 11 17 UNIT DIMENSIONS FEH180 ....18 DRAIN CONNECTION ..... . . 11 18 UNIT DIMENSIONS FEH240 . -
Page 3: General
P R O D U C T I D E N T I . I E R 1 8 0 = 1 5 T o n 2 4 0 = 2 0 T o n E H = I n d o o r U n i t FIGURE 1 - PRODUCT NOMENCLATURE Unitary Products Group... -
Page 4: Installation
The clearances listed on unit dimensions drawing (Pages 18 and 19) are required for the proper service and operation of the unit. Before rigging any unit, determine its weight from Table Unitary Products Group... -
Page 5: Physical Data
Ambient Air on Indoor Coil (Heating Cycle) - °F Rated in accordance with ARI Standard 110, utilization range “A”. Below 0ºF the control circuit will lock out the compressor and allow the electric heat accessory to cycle at its stand by capacity. Unitary Products Group... -
Page 6: Unit Suspension Mounting Feh180 (Horizontal Applications)
COIL 1-1/2 SECTION SUPPLY AIR PLENUM ACCESSORY (100 Lb.) FIGURE 2 - UNIT SUSPENSION MOUNTING FEH180 (Horizontal Applications) (See Table 3 for Suspension Weights). TABLE 3: FEH180 UNIT SUSPENSION WEIGHTS (LBS) W/ HEATER & PLENUM SUSP'N. POINT W/ 3 HP MOTOR... -
Page 7: Unit Suspension Mounting Feh240 (Horizontal Applications)
HANGER RODS (FIELD SUPPLIED) SUSPENSION CHANNEL FIGURE 3 - UNIT SUSPENSION MOUNTING FEH240 (Horizontal Applications) TABLE 4: FEH240 UNIT SUSPENSION WEIGHTS (LBS) W/ 5HP SUSPENSION W/ HEATER POINT ACCESS MOTOR Total Weight Motor location at suspension point “F”. Unitary Products Group... -
Page 8: Vertical/Horizontal Installation
Suspension accessories can be applied on arrangement (c). HORIZONTAL POSITION FIGURE 4 - VERTICAL AND HORIZONTAL APPLICATIONS VERTICAL/HORIZONTAL INSTALLATION These indoor units are shipped for vertical installation with vertical air discharge as shown in Figure 4 on page 8. Unitary Products Group... -
Page 9: Electric Heat Accessory
1-23/32 inch knockout in the top panel of the basic unit. FIGURE 5 - ELECTRIC HEAT ACCESSORY TABLE 5: ELECTRIC HEATER DIMENSIONS FEH180 & 240 Heater Heater Dimensions (inches) Nom. -
Page 10: Duct Connections
K N O C K O U T S . O R P O W E R & C O N T R O L W I R I N G FIGURE 8 - BASE ACCESSORY FEH180 FIGURE 11 - SUPPLY AIR PLENUM Knockouts... -
Page 11: Refrigerant Mains
The line should be for the matching outdoor unit for piping limitations, line insulated where moisture drippage will be objection- sizes and other design considerations. able or cause damage to the area. Unitary Products Group... -
Page 12: Supply Air Blower Adjustment
After the movable flange has been rotated to the that this balancing be done by someone other than the proper number of “turns open”, the set screw should be equipment installer. tightened against the flat on the barrel to lock the mov- Unitary Products Group... -
Page 13: Typical Motor Mounting Assembly
4. Knowing the pressure drop across a dry coil the 4800 5600 6400 7200 8000 8800 9600 actual CFM through the unit can be determined SUPPLY AIR CFM from the curve in Figure 16. FIGURE 16 - CFM VS PRESSURE DROP Unitary Products Group... -
Page 14: Power And Control Wiring
035-16626-000-E-0103 TABLE 7: SUPPLY AIR PREFORMANCE FEH180 4800 5400 6000 6600 0.38 1.49 1.42 0.23 1.74 1.66 0.02 1.99 1.89 0.58 1.73 1.65 0.43 1.99 1.89 0.24 2.29 2.18 0.79 1.97 1.87 0.65 2.28 2.17 0.47 2.59 2.46 0.24 2.92 2.78... -
Page 15: Electrical Ratings Indoor Unit - Heat Pump
Based on three, 75 C insulated copper conductors in conduit and ambient of 30 C. Based on a 5% voltage drop, since unit controls are powered off the unit supply. Two minute time delay between system 1 and system 2. Unitary Products Group... -
Page 16: Electrical Ratings Indoor Unit - Heat Pump With Electric Heat
Based on three 75 C insulated copper conductors in conduit and ambient of 30 C Based on a 5% voltage drop, since unit controls are powered off the unit supply. Two minute time delay between system 1 and system 2. Unitary Products Group... -
Page 17: Maintenance
The filters must be replaced as often as necessary to Maintain belt tension to extend belt life. Replace the assure good air flow and filtering action. Clean filters signs of failure begin to appear. will prevent any loss in capacity and efficiency. Unitary Products Group... -
Page 18: Unit Dimensions Feh180
*Refer to INSTALLING REFRIGERANT MAINS in installation instruction when piping through the opposite side of the unit. 2-7/8 Ø 1-3/8 2-7/8 FIGURE 17 - UNIT DIMENSIONS FEH180 TABLE 12: FEH180/240 MINIMUM CLEARANCES Side with RETURN AIR opening 24” Side with SUPPLY AIR opening 24”... -
Page 19: Unit Dimensions Feh240
035-16626-000-E-0103 FIGURE 18 - UNIT DIMENSIONS FEH240 Clearances for FEH240 • 24” on one side for piping connection and access to blower motor • 1” on opposite sides and rear Unitary Products Group... - Page 20 Subject to change without notice. Printed in U.S.A. 035-16626-000-E-0103 Copyright © by Unitary Products Group 2003. All rights reserved. Supersedes: 035-16626-000-D-0502 Unitary 5005 Norman Products York Group Drive 73069...
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