Main
2002 American Standard Inc. All rights reserved
HAZARDOUS VOLTAGE - DISCONNECT POWER BEFORE SERVICING
WARNING:
INSTALLATION OPERATION MAINTENANCE
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
Single Package Two Stage Gas/Electric 16 SEER Convertible 3, 4, 5 Ton
Model: YCZ036F1/3M0B, 4MOA YCZ050F1/3HOA, 4H0A YCZ060F1/3M0B, 4M0A
BAYLIFT002A LIFTING LUG KIT
NOTICE
Warnings and Cautions appear at appropriate locations throughout this manual. Read these carefully.
TYPICAL ROOFTOP INSTALLATION WITH BAYCURB030A,038A (YCZ036,050,060F Models)
TYPICAL ROOFTOP INSTALLATION WITH FULL PERIMETER CURBS (YCZ036,050,060F Models)
DIMENSIONAL DATA
3YCZ036,050,060F OUTLINE BACK
MODEL
DIMENSIONAL DATA
YCZ036,050,060F OUTLINE FRONT
MODEL
CONVERTING HORIZONTAL TO DOWNFLOW
REQUIRED CLEARANCE FOR UNIT INSTALLATION AND ROOF PENETRATION HOLE SIZE REQUIRED
HOLE IN ROOF
EF
A
LOCATIONS AND RECOMMENDATIONS
HORIZONTAL AIRFLOW APPLICATION
CLEARANCES
DOWNFLOW APPLICATION -- CURB MOUNTING
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LOCATIONS AND RECOMMENDATIONS
CLEARANCES
UNIT SUPPORT
LOCATION AND CLEARANCES
PLACING AND RIGGING
A
A
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ROOFTOP -- UNITS
TYPICAL ROOFTOP APPLICATION WITH FRAME (YCZ036,060F MODELS)
TYPICAL ROOFTOP APPLICATION WITH FRAME (YCZ036,050,060F)
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GROUND LEVEL -- HORIZONTAL UNITS
CONDENSATE DRAIN PIPING
w
" PVC OR COPPER
1-1/2"
DOWNFLOW
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PIPE DELIVERY SCHEDULE
r
TABLE 1
GAS PIPING INSTALLATION
TABLE 2
GAS PRESSURE SETUP PRECAUTIONS
y
GAS PIPING INSTALLATION
BURNER & VALVE ILLUSTRATION
FLUE AND HOOD ILLUSTRATION
t
u
HIGH ALTITUDE INSTALLATION
*
Switch Toggles "ON" or "OFF"
ELECTRICAL WIRING
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ELECTRICAL CONNECTIONS
ELECTRICAL POWER
DISCONNECT SWITCH
i
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START - UP
PRE-START QUICK CHECKLIST
STARTING THE UNIT IN THE COOLING MODE
OPERATING PRESSURES
VOLTAGE
START - UP
STARTING THE UNIT IN THE GAS HEATING MODE
MANIFOLD PRESSURE
SEQUENCE OF OPERATION
o
DIP SWITCHES (TYPICAL SETTINGS)
SEQUENCE OF OPERATION
ICM FAN CONTROL
TROUBLESHOOTING CHART
p
IGN LED DIAGNOSTIC INDICATOR
MAINTENANCE
Page
LIMITED WARRANTY