404912-UIM-A-0508
SINGLE PIECE
AIR HANDLERS
MODELS: F*FP
INSTALLATION MANUAL
ISO 9001
Certified Quality
Management System
TABLE OF CONTENTS
SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
SPECIFIC SAFETY RULES AND PRECAUTIONS . . . . . . . . . . . . . . .2
SAFETY REQUIREMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
INSPECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
CLEARANCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
HORIZONTAL DRAIN PAN CONVERSION . . . . . . . . . . . . . . . . . . . .3
DUCT CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
AIR FILTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
SUSPENSION KITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
COIL METERING DEVICES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
REFRIGERANT LINE CONNECTION . . . . . . . . . . . . . . . . . . . . . . . . 6
ELECTRIC HEATERS AND OPERATING CONTROLS . . . . . . . . . . 6
LOW VOLTAGE CONTROL CONNECTION . . . . . . . . . . . . . . . . . . . 7
LINE POWER CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
BLOWER SPEED CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 7
DRAIN CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
COIL CLEANING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
LUBRICATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
CONDENSATE DRAINS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
LIST OF FIGURES
Plenum Clearances . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Typical Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Filter Access & Drain Pan Conversion / Coil Baffle . . . . . . . . . . . . . . .4
Dimensions & Duct Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Typical Horizontal Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
TXV Bulb Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Bulb Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Electric Heaters in Horizontal Configuration - Right Hand Air Flow . . 7
Line Power Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Blower Speed Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Cooling Models with Electric Heat Wiring . . . . . . . . . . . . . . . . . . . . . 14
Single Stage Heat Pump Control Wiring . . . . . . . . . . . . . . . . . . . . . . 14
LIST OF TABLES
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Installed TXV Sizes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Physical and Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Electrical Data - Cooling Only (50 & 60 Hz) . . . . . . . . . . . . . . . . . . . . .8
Conversion Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Electrical Data - 1 Ø - 208/230-1-60 . . . . . . . . . . . . . . . . . . . . . . . . . .9
Electrical Data - (For Single Source Power Supply) -
Copper Wire 1 Ø - 208/230-1-60 . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Electrical Data - (For Multi-Source Power Supply) -
Copper Wire 1 Ø - 208/230-1-601 . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Electrical Data - 3 Ø - 208/230-3-60 . . . . . . . . . . . . . . . . . . . . . . . . . 11
Electrical Data - (For Single Source Power Supply) -
Copper Wire 3 Ø - 208/230-3-60 . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Airflow Data for 230 Volt - Heat Pump Models . . . . . . . . . . . . . . . . . 12
Airflow Data for 208 Volt - Heat Pump Models . . . . . . . . . . . . . . . . . 13
Troubleshooting Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
SAFETY
This is a safety alert symbol. When you see this symbol on
labels or in manuals, be alert to the potential for personal
injury.
Understand and pay particular attention to the signal words DANGER,
WARNING, or CAUTION.
DANGER indicates an imminently hazardous situation, which, if not
avoided, will result in death or serious injury
.
WARNING indicates a potentially hazardous situation, which, if not
avoided, could result in death or serious injury
.
CAUTION indicates a potentially hazardous situation, which, if not
avoided may result in minor or moderate injury.
It is also used to
alert against unsafe practices and hazards involving only property dam-
age.
Improper installation may create a condition where the operation of
the product could cause personal injury or property damage.
Improper installation, adjustment, alteration, service or mainte-
nance can cause injury or property damage. Refer to this manual
for assistance or for additional information, consult a qualified con-
tractor, installer or service agency.
This product must be installed in strict compliance with the installa-
tion instructions and any applicable local, state, and national codes
including, but not limited to building, electrical, and mechanical
codes.
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