2015
Litho U.S.A.
WARNING
Improper installation, adjustment, alteration, ser
vice or maintenance can cause property damage,
personal injury or loss of life. Installation and ser
vice must be performed by a licensed professional
HVAC installer or equivalent or service agency.
CAUTION
Danger of sharp metallic edges. Can cause injury.
Take care and wear protective clothing when
servicing unit to avoid accidental contact with
sharp edges.
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
Table Of Contents
Dimensions
Page 2
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Shipping and Packing List
Page 3
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General
Page 3
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Requirements
Page 3
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Unit Support
Page 4
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Duct Connection
Page 4
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INSTALLATION
INSTRUCTIONS
ZHA036
(3 TON)
ZHB036
(3 TON)
ZHA048
(4 TON)
ZHB048
(4 TON)
ZHA060
(5 TON)
ZHB060
(5 TON)
HEAT PUMP PACKAGED UNITS
507111-02
2/2015
Supersedes 507111-01
Rigging Unit For Lifting
Page 4
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Horizontal Air Discharge
Page 5
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Condensate Drains
Page 5
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Electrical Connections
Page 6
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Blower Operation and Adjustments
Page 7
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Start-Up
Page 16
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Defrost Control Board
Page 22
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Service
Page 23
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ZH 036, 048, 060 PARTS ARRANGEMENT
EVAPORATOR
COIL
OUTDOOR
COIL FAN
OUTDOOR
COIL
COMPRESSOR
BLOWER
MOTOR
BLOWER
HOUSING
ELECTRIC HEAT
(OPTIONAL)
BOTTOM POWER
ENTRY
SIDE POWER
ENTRY
CONTROL
PANEL
UNIT FUSE
TB2 UNIT
TERMINAL
STRIP