User's Manual

1068152-YTG-L-0815
38 Johnson Controls Unitary Products
ZY08 Physical Data
Component
Model
ZYG08 ZYE08
Nominal Tonnage 7.5 7.5
AHRI COOLING
PERFORMANCE
Gross Capacity @ AHRI A point (Btu) 97300 97300
AHRI net capacity (Btu) 89000 89000
EER 12 12.2
SEER - -
IEER 12.4 12.6
IEER IntelliSpeed - -
Nominal CFM 2900 2900
System power (KW) 6.6 6.6
Refrigerant type R-410A R-410A
Refrigerant charge (lb-oz)
System 1 6-0 6-0
System 2 6-2 6-2
AHRI HEATING
PERFORMANCE
Heating Options D E F -
Heating model Low Med High -
1st. Stage Heat input (K Btu) 90 125 176 -
2nd. Stage Heat input (K Btu) 125 180 220 -
1st. Stage Heat output (K Btu) 72 100 141 -
2nd. Stage Heat output (K Btu) 100 144 176 -
AFUE % -
Steady state efficiency (%) 80 80 80 -
No. burners 3 4 5 -
No. stages 2 2 2 -
Temperature Rise Range (ºF) 25-41 36-59 43-72 -
Gas Limit Setting (ºF) 140 150 140 -
Gas piping connection (in.) 3/4 3/4 3/4 -
DIMENSIONS (inches)
Length 87.2 87.2
Width 61.7 61.7
Height 48.6 48.6
OPERATING WT. (lbs.) 980 878
COMPRESSORS
Type Scroll Scroll
Quantity 2 2
Unit Capacity Steps (%) 50/100 50/100
CONDENSER
COIL DATA
Face area (Sq. Ft.) 25.5 25.5
Rows 1 1
Fins per inch 23 23
Tube diameter (in./MM) 1/25 1/25
Circuitry Type 2-pass Microchannel 2-pass Microchannel
EVAPORATOR
COIL DATA
Face area (Sq. Ft.) 11.1 11.1
Rows 4 4
Fins per inch 15 15
Tube diameter 0.375 0.375
Circuitry Type Intertwined Intertwined
Refrigerant control TXV TXV
CONDENSER
FAN DATA
Quantity of fans 2 2
Fan diameter (Inch) 22 22
Type Prop Prop
Drive type Direct Direct
Quantity of motors 2 2
Motor HP each 1/2 1/2
No. speeds 1 1
RPM 1085 1085
Nominal total CFM 8600 8600