Lennox LCH036 Installation Instructions Manual page 101

Litho U.S.A.
RETAIN THESE INSTRUCTIONS
2012
FOR FUTURE REFERENCE
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 qualified installer, ser­
vice agency or the gas supplier
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Shipping and Packing List
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unit Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Duct Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Rigging Unit For Lifting . . . . . . . . . . . . . . . . . . . . . . .
Condensate Drains . . . . . . . . . . . . . . . . . . . . . . . . . .
Gas Piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pressure Test Gas Piping . . . . . . . . . . . . . . . . . . . . .
High Altitude Derate . . . . . . . . . . . . . . . . . . . . . . . . .
LGH/LCH242, 300 & 360 Parts Arrangement
Note: LGH shown; LCH will have electric heat in the same
location as gas heat.
ECONOMIZER
DAMPERS (OPTIONAL)
BLOWERS
BLOWER MOTOR
UNIT
CONTROLLER
CONDENSATE
DRAIN
115V GFCI OUTLET
(Factory-installed option)
DISCONNECT
(Factory-installed option)
HEAT
EXCHANGER TUBES
12/12
*2P1212*
Table Of Contents
Page 2
. . . . . . . . . . . . . . . . . . . . Page 3
Page 3
Page 3
Page 4
Page 4
Page 5
Page 5
Page 5
Page 6
Page 7
FILTERS
(TWELVE - 20 X 20 X 2")
INSTALLATION
INSTRUCTIONS
LGH/LCH242H
LGH/LCH300H
LGH/LCH360H
®
ENERGENCE PACKAGED UNITS
506765-01
12/2012
Supersedes 6/2012
Factory-Installed Options
Electrical Connections
Blower Operation and Adjustments
Cooling Start-Up
Gas Heat Start-Up
Heating Operation and Adjustments
Electric Heat Start-Up
Optional Supply Air VFD
Optional Economizer Settings
Optional Outdoor Air CFM Control
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EVAPORATOR
COIL
BURNERS
COMBUSTION
AIR INDUCER
(20 TON)
(25 TON)
(30 TON)
. . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . .
. . . . . . . . . . . . .
CONDENSER FANS
CONDENSER
COMPRESSORS
506765-01
*P506765-01*
Page 7
Page 8
Page 9
Page 15
Page 31
Page 32
Page 33
Page 33
Page 36
Page 40
Page 41
(6)
COILS