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AIR HANDLER

Please read all information in this manual thoroughly and become familiar with the capabilities 
and use of your appliance before attempting to operate or maintain this unit. These instructions 
are primarily intended to assist qualified individuals experienced in the proper installation 
of this appliance. Installer should be specifically trained to install and setup an iQ system. 
Some local codes require licensed installation / service personnel for this type of equipment. 
Improper installation, service, adjustment, or maintenance may cause explosion, fire, electrical 
shock or other hazardous conditions which may result in personal injury or property damage.

Unless otherwise noted in these instructions, only factory authorized kits or accessories may 
be used with this product. Keep this manual where you have easy access to it in the future. If a 
problem occurs, check the instructions and follow recommendations given. If these suggestions 
don’t eliminate your problem, call your servicing contractor.

DO NOT DESTROY. PLEASE READ CAREFULLY AND 

KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.

IMPORTANT

B4VM-E

INSTALLATION INSTRUCTIONS

 

Series

Summary of Contents for B4VM-E

Page 1: ...type of equipment Improper installation service adjustment or maintenance may cause explosion fire electrical shock or other hazardous conditions which may result in personal injury or property damage...

Page 2: ...before servicing this equipment Pay attention to all safety warnings and any other special notes highlighted in the manual Safety markings are used frequently throughout this manual to designate a deg...

Page 3: ...operations Installthisunitonlyinalocationandpositionasspecified on pages 4 5 This unit is designed only for Indoor installations and should be located with consideration of minimizing the length of t...

Page 4: ...r service access and noise The dimensions of the room or alcove must be able to accommodate the overall size of the unit and the installation clearances listed in Figure 1 Physical dimensions for this...

Page 5: ...cated in the bottom of the unit Accessing the filter does not require tools and can be removed from the front of the unit by removing the filter door See Unit Maintenance page 13 for filter sizes and...

Page 6: ...never the supplyorreturnairductspassthroughthefloor Thegasket should be positioned between the duct unit and floor Upflow Installations All air handlers are factory shipped ready for upflow installati...

Page 7: ...horizontal drain pan IMPORTANT If the webbing is not removed the condensate will not drain properly and ceiling damage may occur 3 Insert the plug from horizontal drain pan into the open and unused d...

Page 8: ...r that minimizes the length of tubing and the number of bends in the tubing It should be supported in a manner that prevents it from vibrating or abrading during system operation Tubing should be kept...

Page 9: ...runionwithasmallpaintbrush If bubblingisobserved theconnectionisnotadequately sealed 11 Replace all grommets and properly dispose of all removed parts Condensate Drainage CAUTION The air handler must...

Page 10: ...occur Do not use gas piping as an electrical ground This unit must be electrically grounded in accordance with local codes or in the absence of local codes with the National Electrical Code ANSI NFPA...

Page 11: ...MOP Circuit A Circuit B Circuit C 240 NONE 5 8 15 5 8 15 005H 30 8 40 30 8 40 008H 44 8 50 44 8 50 010H 55 8 60 55 8 60 015H 80 8 90 55 8 60 25 0 30 020H 105 8 125 55 8 60 50 0 60 025H 130 8 150 55 8...

Page 12: ...t user manual Dehumidification The iQ Drive system may provide some dehumidification by lowering the airflow to increase the amount of humidity that is removed from the circulating air during cooling...

Page 13: ...in place Verify that the thermostat is properly installed and is not being affected by drafts or heat from lamps or other appliances Toachievethebestperformanceandminimizeequipment failure it is reco...

Page 14: ...D B 43 5 16 19 11 16 18 1 4 No Tall B 49 5 16 19 11 16 18 1 4 No C 55 15 16 22 7 16 21 Yes 3 4 3 4 3 4 13 1 1 4 1 5 8 1 7 8 1 1 4 3 1 4 2 5 8 11 8 K O Typ 1 3 4 K O Typ 1 7 8 3 5 8 5 5 8 DETAIL D 3 1...

Page 15: ...tor Mount Kit Blower Motor Transformer Capacitor Circuit Breaker 60A Heating Element Assembly Filter Tracks Blower Wheel Blower Housing Control Board Filter Door Upper Door Assembly Lower Door Assembl...

Page 16: ...EXV Control Board R R 410A 1 2 3 4 5 6 7 8 ON OFF R 22 THERM THERM PRESS C Y COMM EXV C R G Y Y2 O W1 W2 Y1 24VAC COM FUSE P2 P3 X13 COM X13 HEAT X13 COOL XFMR L1 VSPOWER L1 L2COM L2 L2 Figure 10 X13...

Page 17: ...COM 24 VAC COM L1 L1 XFMR W2 W1 O Y Y2 HEATER PLUG KIT G R C RED YELLOW WHITE GREEN BLACK RED GREEN BLACK WHITE RED RED RED GRAY YELLOW WHITE BLACK TO OUTDOOR UNIT BLACK WIRES EXV 6 WIRE CABLE CABLE C...

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Page 20: ...sareprimarilyintendedtoassistqualifiedindividuals experienced in the proper installation of this appliance Some local codes require licensed installation service personnel for this type of equipment P...

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