GENERALYORK Model DEG units are single package high efficiencygas-fired central heating furnaces with cooling unit designedfor outdoor installation on
TABLE 7 - SUPPLY AIR BLOWER PERFORMANCE (15 TON)DEG180 - BOTTOM DUCT CONNECTIONSBLOWERSPEED,(RPM)MOTORPULLEY(TURNSOPEN)*CFM4500 5250 6000 6750 7200ESP
TABLE 8 - SUPPLY AIR BLOWER PERFORMANCE (20 TON)BLOWERSPEED,(RPM)MOTORPULLEY(TURNSOPEN)*CFM6000 7000 8000 9000 9400ESP BHP KW ESP BHP KW ESP BHP KW ES
TABLE 9 - STATIC RESISTANCES*TABLE 10 - POWER EXHAUST PERFORMANCEMOTORSPEEDSTATIC RESISTANCE OF RETURN DUCTWORK, IWG0.2 0.3 0.4 0.5 0.6CFM KW CFM KW C
COOLING SYSTEMThe cooling section is a complete factory package utilizing anair-cooled condenser. The system is factory-charged withRefrigerant-22.The
is not detected, then "IC1" will lock out first stage furnaceoperation until 24V power is removed from the module eitherat the unit or by re
OPERATING INSTRUCTIONSCAUTION: This furnace is equipped with an intermittent pilotand automatic re-ignition system. DO NOT attemptto manually light th
BURNER AIR SHUTTER ADJUSTMENTAdjust burner shutters so no yellow flame is observed in theheat exchanger tubes. Refer to Figure 17.CHECKING SUPPLY AIR
ADJUSTMENT OF TEMPERATURE RISEThe temperature rise (or temperature difference between thereturn air and the heated air from the furnace) must lie with
NORMAL MAINTENANCECAUTION: Prior to any of the following maintenance proce-dures, shut off all electric power to the unit toprevent personal injury.Pe
WARNING:Troubleshooting of components necessarily re-quires opening the electrical control box with thepower connected to the unit. Use extreme care
General ... 1Inspection...
b. Check all 24 volt connections from the relay board toand in the gas heat section. Check low voltage connec-tions to the (TDR) located in the contro
orifices and burners as needed.530.22-N6YUnitary Products Group 21
LIMITATIONSThese units must be installed in accordance with the followingnational and local safety codes:1. National Electrical Code ANSI/NFPA No. 70.
be sized to match the dimensions of the duct connections onthe unit.CAUTION: When fastening ductwork to side duct flanges onunit, insert screws throug
A fused disconnect switch should be field provided for the unit.The switch must be separate from all other circuits. Wire entryat knockout openings re
GAS CONNECTIONThe gas supply line can be routed through the knockoutslocated on the front of the unit or through the opening providedin the unit’s bas
OPTIONAL ECONOMIZER/MOTORIZED DAMPERRAIN HOODThe instruction for the optional economizer/motorized damperrain hood can be found in form 44-320-2. Use
TABLE 5 - PHYSICAL DATAMODELSUNIT SIZE15 TON 20 TONEVAPORATORBLOWERCENTRIFUGAL BLOWER (Dia. x Wd. in.) 15 x 15 18 x 15FAN MOTOR HP 5 7.5EVAPORATORCOIL
DUCT COVERS - Units are shipped with the bottomduct openings covered. An accessory flange kit is avail-able for connecting side ducts.For bottom duct
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