Download White Rodgers 1F95-377 Specifications

FIGURE 22
SYSTEM CHARGE CHARTS
3 TON PACKAGE AIR CONDITIONER – 13 & 14 SEER
3 TON COOLING - 13 AND 14 SEER
SYSTEM CHARGE CHART - REFRIGERANT 410A
525
115
500
GISP - TROP ECIVRES DIUQIL TA ERUSSERP
475
105
450
95
375
85
350
325
75
300
65
275
250
55
225
( TNEIBMA ROODTUO
°
400
)BD F
425
200
175
120
125
130
135
140
145
150
155
160
165
170
Pressure at Suction Service Port (psig)
BEFORE FINAL REFRIGERANT CHECK, INDOOR RETURN AIR TEMPERATURE SHOULD BE AT COMF ORT
CONDITIONS FOR MOST ACCURATE RESULTS .
CONNECT PRESSURE GAUGES TO SUCTION AND LIQUID PORTS ON UNIT .
MEASURE AIR TEMPERATURE TO OUTDOOR COIL .
PLACE AN "X" ON THE APPROPRIATE CHART WHERE THE SUCTION AND LIQUID PRESSURES CR OSS.
IF "X" IS BELOW AMBIENT TEMPERATURE LINE, ADD CHARGE AND REPEAT STEP 3 .
IF "X" IS ABOVE AMBIENT TEMPERATURE LINE, RECOVER EXCESS CHARGE AND REPEAT STEP 3.
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