Bard EIFM-5C - Manuals - manualsarea.com

Page 2 - CONTENTS; GENERAL

Manufactured under U.S. Patent number 5,301,744. Other patents pending. COPYRIGHT DECEMBER 2004 BARD MANUFACTURING COMPANY BRYAN, OHIO USA 43506 CONTENTS GENERAL General Information ................................................. 1Unpacking ............................................................

Page 3 - GENERAL INFORMATION; TABLE 1

Manual 2100-447Page 1 GENERAL GENERAL INFORMATION The economizer should only be installed by a trainedheating and air conditioning technician. Theseinstructions serve as a guide to the technician installingthe economizer package. They are not intended as astep by step procedure with which the mechan...

Page 4 - INSTALLATION; BASIC INSTALLATION; Unpack the economizer assembly which includes; WARNING; Remove and save the existing exterior blower; FIGURE 1

Manual 2100-447Page 2 INSTALLATION BASIC INSTALLATION 1. Unpack the economizer assembly which includes the integral economizer with attached electricalharness, mixed air thermistor, miscellaneoushardware and installation instructions. WARNING Open and lock unit disconnect switch beforeinstalling thi...

Page 5 - FIGURE 2

Manual 2100-447Page 3 IMPORTANT: Position front lip of economizer ontop of front grille and condenser partition (SeeFigure 2 inset.) This is important to ensure properdrainage of any water entering damper assembly. LEFT HAND UNITS – Slide the economizer to the left until it is tight against the back...

Page 6 - FIGURE 3

Page 8 - TABLE 2

Manual 2100-447Page 6 10. Connect leads with fork terminal to corresponding points on terminal strip. RE: C.Y.G. (See wiring diagram.) 11. Wire nut leads with 5/8" stripped ends to Y1 and Y2 leads from thermostat. See wiring diagram inthis manual. NOTE: Wires referenced in note one on wiring dia...

Page 9 - Condition A – Cool Outdoors; FEATURES

Manual 2100-447Page 7 FIGURE 5 ECONOMIZER OPERATION F. Readjust temperature on the thermostat to engage the second stage of cooling (Y2). The damper motor should return to previously set minimum position. Compressor motor should start. G. Switch thermostat to OFF fan and OFF heat/ cool positions to ...

Page 10 - CONDITION B – WARM OUTDOORS; FIGURE 6

Manual 2100-447Page 8 CONDITION B – WARM OUTDOORS First stage cooling cycles the compressor and dampersremain in mechanical cooling mode. FIGURE 6 MECHANICAL COOLING OPERATION MIS-348

Page 11 - WALL THERMOSTATS; FOR HEAT PUMPS WITH ECONOMIZER; FIGURE 7

Manual 2100-447Page 9 WALL THERMOSTATS FOR HEAT PUMPS WITH ECONOMIZER Thermostat Part 8403-027 (White Rodgers IF92-71)Electronic Heat Pump Thermostat2 Stage Cool / 3 Stage Heat FOR AIR CONDITIONING WITH ECONOMIZER Thermostat Part 8403-021 (Honeywell T874D1934)Subbase Part 8404-012 (Honeywell Q674A10...