507155-01
*P507155-01*
04/13
*2P0413*
2013
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, service agency, or the
gas supplier
Table Of Contents
Dimensions Page 2.................................
Parts Arrangements Page 3.........................
Shipping and Packing List Page 4....................
General Page 4....................................
Requirements Page 4...............................
Unit Support Page 5................................
Duct Connection Page 5............................
Rigging Unit For Lifting Page 5.......................
Horizontal Air Discharge Page 6......................
Condensate Drains Page 6..........................
Gas Piping Page 8.................................
Pressure Test Gas Piping Page 9.....................
INSTALLATION
INSTRUCTIONS
LGH/LCH036, 048,
060 & 072
3, 4, 5 and 6 Ton
GAS AND COOLING PACKAGED UNITS
507155-01
4/2013
Supersedes 507085-01
High Altitude Derate Page 9.........................
Electrical Connections Page 9.......................
Blower Operation and Adjustments Page 12............
Cooling Start-Up Page 28............................
Gas Heat Start-Up Page 38...........................
Heating Operation and Adjustments Page 39............
Electric Heat Start-Up Page 39........................
Ventilation Control Board Start-Up Page 40.............
Hot Gas Reheat Startup Page 42......................
Service Page 43....................................
CAUTION
Danger of sharp metallic edges. Can cause injury.
Take care when servicing unit to avoid accidental
contact with sharp edges.
RETAIN THESE INSTRUCTIONS FOR FUTURE REFERENCE
LG SHOWN
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