Bard EIFM-3B User Manual

INSTALLATION INSTRUCTIONSECONOMIZERS WITH EXHAUSTMODELSEIFM-2BEIFM-3BFor Use with Bard 1-1/2 thru 3 TonWall Mount Air Conditionersand Heat PumpsManu

Manual 2100-390Page 8ECONOMIZER – WA, WL & WH SERIESFEATURES•One piece construction – easy to install with nomechanical linkage adjustment

Manual 2100-390Page 9CONDITION B – WARM OUTDOORSFirst stage cooling cycles and compressor and dampersremain in mechanical cooling mode.FIGURE 7

Manual 2100-390Page 10FIGURE 8ECONOMIZER OPERATIONFOR SINGLE COMPRESSOR UNITMIS-1351WALL THERMOSTATSFOR HEAT PUMPS WITH ECONOMIZERThermostat Par

Manual 2100-390Page 11

CONTENTSGENERALGeneral Information ... 1Unpacking ...

Manual 2100-390Page 1GENERALGENERAL INFORMATIONThe economizer should only be installed by a trainedheating and air conditioning technician. The

Manual 2100-390Page 22. Remove and save the existing exterior blower accessand service access panels on the Bard wall mountunit. (See Figure 1.)

Manual 2100-390Page 34. Remove and discard the condenser partition blankoff plate. (See Figure 2.)3. RIGHT HAND UNITS Remove and save existing

Manual 2100-390Page 45. FOR RIGHT HAND UNITS Install economizerby inserting the economizer into the unit to the farleft side clearing the right

Manual 2100-390Page 56. Mount mixed air thermistor to blower partition asshown with screws provided. Bracket with sensorinstalls on top of blow

Manual 2100-390Page 6FIGURE 5TOP VIEW OF CONTROL PANELMIS-350

Manual 2100-390Page 79. Connect lead with fork terminal to correspondingpoints on terminal strip. Re.: C.Y.G. (See wiringdiagram.)10. Wire nut l