349215-JIM-B-1008
42
Johnson Controls Unitary Products
FIGURE 17 - CHARGING CHART - 15 TON
15 Ton Charging Chart
100
150
200
250
300
350
400
60
70
80
90
100
Suction Pressure (psi)
Discharge Pressure (psi)
115
105º
95º
85º
75º
Outdoor Temp (°F)
1. Make sure that both condenser fans are running w hen charging. One fan may sw itch off
at low er ambient temperatures making the chart above inaccurate.
2. This chart is applicable to unit w ith 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.
º
FIGURE 18 - CHARGING CHART - 17.5 TON
17.5 Ton Charging Chart
100
150
200
250
300
350
400
60
65
70
75
80
85
90
95
100
Suction Pressure (psi)
Discharge Pressure (psi)
115°
105°
95°
85°
75°
Outdoor Temp (°F)
1. Make sure that both condenser fans are running when charging. One fan may switch
off at lower ambient temperatures making the chart above inaccurate.
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.
65°
