First Co 450532L 5HBC32 LH Installation, Operation And Maintenance Instructions Download Page 1

IOM4501   Rev. A   06/18

1

HBC(X), PHBC(X), RHBC(X), CHBC(X)

HORIZONTAL HYDRONIC FAN COIL UNITS 

Installation, Operation, and 
Maintenance Instructions

W

ARNING TO 

I

NSTALLER

, S

ERVICE 

P

ERSONNEL

AND 

O

WNER

Altering the product, improper installation, or replacing parts with unauthorized parts voids 
all warranty or implied warranty and may result in adverse operational performance or 
possible hazardous conditions to service personnel and occupants. Company employees or 
contractors are not authorized to waive this warning. Current Maintenance Program is 
available 

HERE.

NOTES:

•  

Read the entire installation instruction manual before starting the 

installation.

These instructions are intended as a general guide and do not supersede 
national, state, or local codes in any way. 

These instructions must be left with the property owner.

S

AFETY 

C

ONSIDERATIONS

Improper installation, adjustment, alteration, service, maintenance, or use can 
cause explosion, fire, electrical shock, or other conditions which may cause 
personal injury or property damage. Consult a qualified licensed installer, 
service agency, or your distributor for information or assistance. The qualified 
licensed installer or service agency must use factory-authorized kits or 
accessories when modifying this product. Refer to the individual instructions 
packaged with kits or accessories when installing.
Follow all safety codes. Wear safety glasses and work gloves. Use quenching 
cloth for brazing operations. Have fire extinguisher available. Read these 
instructions thoroughly and follow all warnings or cautions attached to the 
unit. Consult local building codes and National Electrical Code (NEC) for special 
requirements.

Summary of Contents for 450532L 5HBC32 LH

Page 1: ...or local codes in any way These instructions must be left with the property owner SAFETY CONSIDERATIONS Improper installation adjustment alteration service maintenance or use can cause explosion fire...

Page 2: ...death When fan coil is operating some components are operating at high speeds Personal injury can result from touching these items with any object All electrical and service access panels must be sec...

Page 3: ...tion exists prior to energizing any power sources Always review the nameplate and wiring diagram on each unit for proper voltage and control configurations This information is determined from the comp...

Page 4: ...be tilted toward the drain nipple to ensure proper drainage NOTES A field fabricated secondary drain pan with a drain pipe routed to the outside of the building may be required in installations over a...

Page 5: ...Disconnect all power supplies before servicing lock out tag out to prevent accidental electrical shock Note there may be multiple power sources Use copper conductors only Install all parts and panels...

Page 6: ...s Damage can occur in the form of excessive heat build up and interference to the operation and moving parts will result 10 All piping made in the field should be installed with consideration of addit...

Page 7: ...return air space is large enough that a negative pressure is not present however a trapped condensate line is recommended in case a negative condition should occur the unit would drain properly PIPING...

Page 8: ...8 HBC X PHBC X RHBC X CHBC X Installation Operation and Maintenance Instructions FIGURE 1 Determination of Right Hand Left Hand References FIGURE 2 Coil Assemblies Right Hand Shown 3 2 Row 3 1 4 1 3 R...

Page 9: ...r valves ceiling wall plenum or other accessories 3 All valves will operate at any angle with the exception of the motorized valve which must never be installed with the power head below horizontal Th...

Page 10: ...am that is supplied with the unit Failure to do so could result in damage to components and will void all warranties Prior to starting the unit 1 Ensure supply voltage matches nameplate data 2 Ensure...

Page 11: ...e filter with the same type as originally furnished COIL Any dust or other contaminants which accumulate on the heat transfer surfaces interferes with the air flow and impairs heat transfer The coil m...

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