Table of Contents
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This is a safety alert symbol and should never be ignored. When you see this symbol on labels or in
manuals, be alert to the potential for personal injury or death.
General Information .....................................................4
Shipping and Packing List ...........................................4
Requirements ..............................................................4
Installing the Unit .........................................................4
Brazing Connections ...................................................7
Installing the Condensate Drain ..................................8
Inspecting and Replacing Filters .................................9
Sealing the Unit ...........................................................9
Measuring Static Pressure ..........................................9
NOTE: Special procedures are required for cleaning the all-aluminum coil in this unit. See Page 16 in this instruction
for information.
IMPORTANT INFORMATION FOR INSTALLER
CHECK FOR AND REMOVE THESE ITEMS BEFORE OPERATING UNIT.
BLOWER HOUSING
SUPPORT PAD
HORIZONTAL DRAIN PAN
(SEE PAGES 5-6)
D
REFRIGERANT LINE PLUGS
(SEE PAGE 6)
215 Metropolitan Drive
West Columbia, SC 29170
507838-01
INSTALLATION INSTRUCTIONS
BCE7E Series Air Handler
This manual must be left with the homeowner for future reference.
Table of Contents
TOP CAP SHIPPING
BRACKET (REPLACE
SCREWS IN TOP CAP
AFTER REMOVAL)
Save these instructions for future reference
Adjusting Blower Speed ............................................10
Blower Data ...............................................................11
Making Electrical Connections ..................................13
Homeowner Maintenance..........................................16
Professional Maintenance .........................................16
Repairing or Replacing Cabinet Insulation ................16
Check-out Procedures ...............................................17
Use of Air Handler During Construction.....................17
DRIP SHIELD. (USED FOR -060 UNITS, HORIZONTAL
APPLICATIONS ONLY.) (SEE PAGES 5-6.) SHOWN
INSTALLED ON DRAIN PAN IN -060 UNIT.
*P507838-01*
Issue 1813
D
(P) 507838-01
Page 1 of 19
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Related Manuals for Armstrong Air BCE7E Series
Summary of Contents for Armstrong Air BCE7E Series
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Page 1: Table Of Contents
INSTALLATION INSTRUCTIONS BCE7E Series Air Handler This manual must be left with the homeowner for future reference. This is a safety alert symbol and should never be ignored. When you see this symbol on labels or in manuals, be alert to the potential for personal injury or death. - Page 2 BCE7E Upflow and Downflow Unit Dimensions - inches (mm) PIPING PLATE DETAIL 3/4 (19) (FOR UP-FLOW AND DOWN-FLOW POSITIONS) 5/8 (16) SUPPLY AIR OPENING 4 3/8 (111) 1 1/8 (29) SUCTION LINE CONDENSATE DRAINS 5/8 (16) 5/8 (16) (2) (HORIZONTAL) 3/4 (19) Return Air Opening...
- Page 3 BCE7E Horizontal Left- and Right-Hand Discharge Unit Dimensions - inches (mm) 5 3/8 FILTER (137) (51) Horizontal Position LIQUID LINE (Right Hand Air SUCTION CONDENSATE Discharge) LINE DRAINS (2) (UP-FLOW Coil BLOWER 1 1/8 DOWN-FLOW) (29) CONDENSATE 4 3/8 DRAINS (2) (111) FOR DIMENSIONS “A”...
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Page 4: General Information
General Information These units are factory-configured for upflow and horizontal right-hand discharge installation. For downflow The BCE7E series air handler with all-aluminum coil is or horizontal left-hand discharge, certain field modifications designed for installation with optional field-installed electric are required. - Page 5 Upflow Application No further adjustment is necessary. Set unit so that it is sloped 1/4” towards the drain pan end of the unit. Use the following procedures to configure the unit for upflow operations: If the unit is suspended, the entire length of the cabinet must be supported.
- Page 6 IMPORTANT IMPORTANT When removing the coil, there is possible danger of After removal of drain pan plug(s), check drain hole(s) equipment damage and personal injury. Be careful to verify that drain opening is fully open and free of any when removing the coil assembly from a unit installed debris.
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Page 7: Brazing Connections
Purge low-pressure nitrogen (1 to 2 psig) through the refrigerant piping during brazing. This will help to NOTE: BCE7E series air handlers use nitrogen or dry prevent oxidation and the introduction of moisture into air as a holding charge. If there is no pressure when the the system. -
Page 8: Installing The Condensate Drain
Place a wet rag against piping plate and around the Installing the Condensate Drain suction line connection. The wet rag must be in place to guard against damage to the paint. Main Drain With the wet rag in place, position a field provided elbow fitting to the air handler’s suction line and line Connect the main drain and route downward to drain line set. -
Page 9: Inspecting And Replacing Filters
BCE7E Filter Size – In. (mm) UP-FLOW OR LEFT-HAND AIR RIGHT-HAND AIR DOWN-FLOW DISCHARGE DISCHARGE -018, -024, -030, -036 20” x 20” (508mm x 508mm) -042, -048, -060 20” x 24” (508mm x 610mm) Table 3. Filter Dimensions Sealing the Unit MAIN DRAIN ON OVERFLOW RIGHT... -
Page 10: Adjusting Blower Speed
(24V input to G) Table 4 lists the recommended factory blower speed tap Continuous or low- when either G or Y1 has a selections for BCE7E series units. speed fan (for two- 24V signal (24V input from speed heat pumps... -
Page 11: Blower Data
Blower Data BCE7E-018 Blower Performance External Air Volume and Motor Watts Static Tap 1 Tap 2 Tap 3 Tap 4 Tap 5 Pressure watts watts watts watts watts in. w.g. BCE7E-024 Blower Performance External Air Volume and Motor Watts Static Tap 1 Tap 2 Tap 3... - Page 12 BCE7E-036 Blower Performance External Air Volume and Motor Watts Static Tap 1 Tap 2 Tap 3 Tap 4 Tap 5 Pressure watts watts watts watts watts in. w.g. 1074 1099 1264 1343 1498 1027 1222 1291 1467 1192 1269 1433 1144 1224 1391...
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Page 13: Making Electrical Connections
Wiring Connections Making Electrical Connections Install line voltage power supply to unit from a properly installed circuit breaker. Ground unit at unit disconnect switch or to an earth WARNING ground. NOTE: Connect conduit to the unit using a proper Run 24V Class II wiring only through specified low conduit fitting. - Page 14 Figure 11. Typical System Wiring Diagram Page 14 of 19 Issue 1813 507838-01...
- Page 15 Figure 12. Typical System Wiring Diagram - 460V, Single- and Three-Phase Units (-036, -048, and -060 only) 507838-01 Issue 1813 Page 15 of 19...
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Page 16: Homeowner Maintenance
Matte- or foil-faced insulation is installed in indoor equipment Homeowner Maintenance to provide a barrier between outside air conditions (surrounding ambient temperature and humidity) and the varying conditions inside the unit. If the insulation barrier is damaged (wet, ripped, torn or separated from the cabinet IMPORTANT walls), the surrounding ambient air will affect the inside Do not operate system without a filter. -
Page 17: Check-Out Procedures
Check Blower Operation Check-out Procedures • Set thermostat to FAN ON. • The indoor blower should come on. IMPORTANT Check Cooling Operation During installation, service or maintenance, make sure • Set thermostat to force a call for cooling (approximately that copper tubing does not rub against metal edges 5ºF lower than the indoor ambient temperature). - Page 18 Installing Contractor’s Name_______________________ Installing Date_______________________________ Installing Contractor’s Phone_______________________ Air Handler Model #___________________________ Job Address____________________________________ Thermostat Line Voltage SUPPLY Disconnect Switch Temperature Integrated Control Duct Blower Motor Amps System Electric Heat Amps Duct Static RETURN Filter Drain Line DUCT SYSTEM TOTAL EXTERNAL STATIC (dry coil) dry coil wet coil SUPPLY AIR DUCT...
- Page 19 Installing Contractor’s Name_______________________ Installing Date_______________________________ Installing Contractor’s Phone_______________________ Air Handler Model #___________________________ Job Address____________________________________ Line Voltage Disconnect Switch Thermostat Integrated Control Duct System Duct System Filter RETURN SUPPLY Electric Heat Amps Blower motor Amps Drain Line Duct Static Temperature DUCT SYSTEM TOTAL EXTERNAL STATIC (dry coil) dry coil wet coil...
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