Install Outdoor Hoods
Installation Instructions
FOR YOUR SAFETY WHAT TO DO IF YOU SMELL GAS
FOR YOUR SAFETY
INSTALLATION
Curb Gasketing
Field-FabricatedDuctwork
Table 1A - Physical Data 48ZG,ZN030-050
Table 1A - Physical Data 48ZG,ZN030-050cont
Table 1B - Physical Data 48ZG,ZN055-070
Table 1C - Physical Data 48ZG,ZN075-105
Table 1C - Physical Data 48ZG,ZN075-105cont
Table 1D - Physical Data 48Z6,Z8075-105
Table 1D - Physical Data 48Z6,Z8075-105cont
Table 1E - Physical Data 48ZT,ZW075-105
Includes hood
Table 1E - Physical Data 48ZT,ZW075-105cont
Table 3 - Supply Fan Drive Data
Table 4 - Power Exhaust Fan Drive Data
UNIT SIZE
DIMENSION
Fig. 1 - Roof Curb Sizes
UNIT TYPE
24′-113/8″
27′-911/16″
22′-103/16″
29′-107/8″
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CONDENSER END SUPPORT
4 REF 9 3/4
X NO GASKET DETAIL A-A
WEIGHT
UNIT
ECONOMIZER
UNIT
UNIT
UNITS 48ZG,ZN
PRIMARY DRAIN - The primary drain is a 2-in.NPT pipe connection located on the right-handside of the unit looking at the unit from the return air end. See Fig
24 →
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a48-8451
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a48-8452
104.65
352 1-13/4 1933 6-41/8 POWER
a48-8453
CONTROL
a48-8454
Fig. 26 - Secondary Condensate Drain Location
Fig. 24 - Primary Drain Connection
Fig. 25 - Slab-MountedCondensate
Drain Piping Details
Fan Outdoor-AirHood Installation
Fig. 29 - Outdoor Air Hood Installation Sizes
Installation Sizes
Installation Sizes
Install Economizer Hoods 48ZT,ZW Units
Field Wire Routing
Field Electrical Connections
Fig. 38 - Large Economizer Hood Assembly
Fig. 39 - Disconnect Location - Size 030-050Units
Fig. 40 - Disconnect Location - 48ZG,ZN055-105and 48Z6,Z8075-105Units
for Factory-InstalledDisconnect
Fig. 42 - Field Power Wiring Connections
Fig. 43 - Factory-InstalledDisconnect Location
Fig. 44 - Field Power Wiring Connections
Table 7 - Electrical Data, 48ZG,ZN030 Units
Table 8 - Electrical Data, 48ZG,ZN035 Units
Table 9 - Electrical Data, 48ZG,ZN040 Units
Table 10 - Electrical Data, 48ZG,ZN050 Units
Table 11 - Electrical Data, 48ZG,ZN055 Units
Table 12 - Electrical Data, 48ZG,ZN060 Units
Table 13 - Electrical Data, 48ZG,ZN070 Units
Table 14 - Electrical Data - 48ZG,ZN075-105Units
Table 15 - Electrical Data - 48Z6,Z8075-105Units
Table 16 - Electrical Data - 48ZT,ZW075-105Units
COMPRESSOR
Fig. 45 - Auxiliary Control Box Location Sizes
Sizes
Fig. 46 - Auxiliary Control Box Location Sizes
Fig. 47 - Auxiliary Control Box Details
Fig. 48 - Auxiliary Control Box Details
Return/Exhaust-FanShipping Brackets 48Z6
Fig. 50 - Shipping Brackets Size 030-050Units
Fig. 51 - Shipping Brackets Size 055-070Units
Fig. 52 - Shipping Brackets Sizes
Fig. 54 - Foam TXV Shipping Blocks
Fig. 53 - Return/Exhaust Fan Shipping Brackets
Fig. 57 - Rear View of Compressor
Mounting Rail Assembly — Size 105 Units
Mounting Rail Assembly - Size 105 Units
Fig. 56 - Front View of Compressor
Table 17 - 48Z Series Staged Gas Implementation
Fig. 58 - Gas Piping Details
075-105Units V-Type
Fig. 59 - Flue/Inlet Hood Locations, 030-060Units
Fig. 60 - Flue/Inlet Hood Locations, 055-105Units
Fig. 62 - Flue Deflector Baffle, 030-050and
Table 18 - Flue and Inlet Hood Usage
Fig. 66 - Inlet Hood View Port Cover Installation
Fig. 65 - Inlet Hood Assembly
055-105Units Only
CONTROLS INSTALLATION
Shielded Cables
Table 20 - CCN Connection Approved
Fig. 67 - Field Control Thermostat Wiring
Fig. 68 - T55 or T56 Wiring
Table 21 - Smoke Control Modes
Fig. 69 - Space Temperature Averaging Wiring
Fig. 73 - Filter Status Wiring
Fig. 70 - Heat Interlock Relay Wiring
Fig. 71 - Outdoor Air Enthalpy Switch Wiring
Fig. 72 - CO2 Space Sensor Wiring
CEM J6
Fig. 74 - Fan Status Switch Wiring
Fig. 76 - Return Air CO2 Sensor Wiring
RCB J4
RCB J4
Fig. 77 - Return Air Smoke Detector Wiring
Fig. 78 - Fire Shutdown Wiring
MBB J6
Fig. 80 - CCN Connections
COMM
BOARD
Page
4-09
Copyright 2009 Carrier Corporation
Catalog No
Form 48Z-8SI