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7090950

Specifi cations and illustrations subject to change 

without notice or incurring obligations. 

Printed in U.S.A. (01/10)

Installed by:

Date Installed:

Maintenance Task

W

M SA A

Air Filters

Inspect, clean or replace as required.

x

Condensate Drain(s) & Pan

Clean condensate drain pan

x

Inspect the flow of condensate through 
the drain lines.  Clean or Correct 
problems as necessary.

x

Blower Assembly

Inspect the fan belt for wear, alignment 
& and proper tension. Replace or adjust 
as required.

x

Clean the blower wheel and housing.

x

Inspect the blower assembly for 
corrosion and all hardware for security.

x

Inspect the blower coil unit casing for 
corrosion and loose fasteners. 

x

Coils

Inspect the coil fins for excessive dirt or 
damage. Clean or repair if required.

x

Inspect all coil connections for leaks.

x

Air Handler Assm.

Inspect Mounting Hardware for security 
and corrosion

x

Inspect Filter Rack mounting hardware 
for security

x

Inspect panel assemblies for proper 
installation and security

x

Performance

Date Performed:

Schedule

7090950

¢7090950K¤

O’Fallon MO

The installer performing this work assumes all responsibility for this installation. Safety should always be the deciding factor when 
installing this product and using common sense plays an important role as well. Improper installation of the components or failure 
to follow safety warnings could result in serious injury, death, or property damage. After completing the installation, return these 
instructions to the equipment owner’s package for future reference.

Figure 9. Maintenance Schedule

NOTE: The schedule above is for normal duty applications only. For severe duty applications, adjust schedule as appropriate. Additional tasks may be required 
for severe duty applications.

Summary of Contents for B5SM -090 Series

Page 1: ...ss 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 These instructions a...

Page 2: ...6 Electrical Wiring 7 Pre Electrical Checklist 7 Line Voltage 7 Thermostat Connections 7 Electrical Wiring with a Duct Heater 7 Unbalanced 3 Phase Supply Voltage 8 Grounding 8 Startup Adjustments 8 Pr...

Page 3: ...type equipment All electrical wiring must be completed in accordance with local state and national codes and regulations and with the National Electric Code ANSI NFPA 70 or in Canada the Canadian Ele...

Page 4: ...be given to availability of electric power service access noise and shade Field Connections for Electrical Power Supply All wiring must comply with current provisions of the National Electrical Code...

Page 5: ...hes Note It is recommended that a secondary drain pan be used when the unit is hung above an enclosed ceiling Connecting Refrigerant Tubing WARNING Evaporator Coils are factory shipped with a nitrogen...

Page 6: ...Z bracket See Figure 1 5 Secure the filter slide assembly together with the four screws Table 2 Electrical Rating Data MODEL VOLTAGE PHASE Hz FLA HP MCA MOP 090 120 J 208 230 460 3 60 6 6 6 6 3 3 2 8...

Page 7: ...re making any electrical connections to the unit See Figure 6 page 13 These air handlers can be purchased in both single and three phase power configurations all single phase equipment is shipped from...

Page 8: ...d verify the moveable face is properly secured Grounding WARNING The unit cabinet must have an uninterrupted or unbrokenelectricalgroundtominimizepersonal injury if an electrical fault should occur Do...

Page 9: ...zedorrotating equipment Always disconnect electrical power and allowallrotatingequipmenttostopbeforeservicing the unit Failure to do so may result in personal injury loss of limb or death from electri...

Page 10: ...57 Filter Rack Frame 60 1 4 Cabinet Width 1 5 8 1 5 8 25 1 16 Filter Rack 16 1 4 Electrical Knock outs Condensate Drain Figure 4 B5SM Physical Dimensions for Horizontal Installations 47 5 8 Center to...

Page 11: ...er Rack Frame 60 1 4 Cabinet Width 18 13 16 Supply Duct Opening 22 1 16 19 3 8 27 3 8 Cabinet Depth without Filter Rack 2 16 1 4 Supply Duct Opening 9 1 8 29 5 16 Depth with Filter Rack 25 1 16 Filter...

Page 12: ...8 0 9 1 0 CFM RPM Kw CFM RPM Kw CFM RPM Kw CFM RPM Kw CFM RPM Kw CFM RPM Kw CFM RPM Kw CFM RPM Kw CFM RPM Kw B5SM 120 2HP 60 Hz Fully Closed 4789 868 2 12 4640 868 2 00 4442 870 1 95 4208 873 1 87 40...

Page 13: ...ONLY NOTES 1 Disconnect all power before servicing 2 If wiring must be replaced use only 105 C copper wire of the same gauge 3 For economizer application remove black wire from low voltage board Y te...

Page 14: ...0 GRN GRY YEL BLK ORN RED RED WHITE BLUE VIO 14 GRN 18 GRN 18 RED 12 GRY 12 BLK 12 BLU 12 BLK 12 NOTES 1 C W2 to be connected to electric heat 2 Remove BLACK wire from air handler low voltage terminal...

Page 15: ...ANGE RED RED WHITE BLUE VIO 14 GRN 18 GRN 18 RED 12 GRY 12 BLK 12 BLU 12 BLK 12 BLACK BLACK GREEN BROWN SINGLE STAGE HEAT PUMP THERMOSTAT NOTE 1 NOTE 2 NOTE 4 NOTE 5 NOTE 3 G Y E R O B W2 C NOTES 1 Ju...

Page 16: ...all coil connections for leaks x Air Handler Assm Inspect Mounting Hardware for security and corrosion x Inspect Filter Rack mounting hardware for security x Inspect panel assemblies for proper insta...

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