430648-JIM-D-1010
Johnson Controls Unitary Products
29
Figure 19: J12YD Charging Chart
Figure 20: J15YC Charging Chart
Charging Curves
J12YD
200
300
400
500
600
120
130
140
150
160
170
180
Suction Pressure (psi)
Discharge Pressure (psi)
115°
105°
95°
85°
75°
65°
Outdoor Air Entering Condenser (F)
1. Make sure that both condenser fans are running when charging.
2. This chart is applicable to unit with the TXV’s left to the factory setting. If the TXV’s have been
adjusted in the field, the charging chart may no longer apply.
Charging Curves
J15YC
200
300
400
500
600
120
130
140
150
160
170
180
Suction Pressure (psi)
Discharge Pressure (psi)
1. Make sure that both condenser fans are running when charging.
2. This chart is applicable to unit with the TXV’s left to the factory setting. If the TXV’s have been
adjusted in the field, the charging chart may no longer apply.
Outdoor Air Entering Condenser (F)
115°
95°
65°
75°
85°
105°
