Performance A/C
A NAVISTAR COMPANY
SYSTEM PRESSURE TEST CHART
CityStar (CF 500, CF 600)
Relative Ambient Air Refrigerant Air Duct Compressor
Humidity Temperature Pressure Temperature Cycling
(Percent) (PSI) (Left Passenger)
o o o o
( F) ( C) High Low ( F) ( C)
30 50 70 21.1 191 - 198 21 - 23 36 - 38 2.2 - 3.3 No
70 90 70 21.1 200 - 230 24 - 27 43 - 46 6.1 - 7.8 No
30 50 80 26.7 204 - 211 22 - 24 40 - 44 4.4 - 6.7 No
70 90 80 26.7 219 - 254 27 - 32 47 - 53 8.3 - 11.7 No
30 50 90 32.2 218 - 237 23 - 25 47 - 50 8.3 - 10.0 No
70 90 32.2 244 - 273 33 - 36 54 - 59 12.2 - 15.0 No
30 50 100 37.8 261 - 295 33 - 44 53 - 56 11.7 - 13.3 No
70 100 37.8 280 - 290 38 - 41 61 - 65 16.1 - 18.3 No
Printed in the United States of America
International Truck and Engine Corporation
TMT-160601 V2007.1
Performance A/C
A NAVISTAR COMPANY
SYSTEM PRESSURE TEST CHART
ProStar Day Cab
Relative Ambient Air Refrigerant Air Duct Compressor
Humidity Temperature Pressure Temperature Cycling
(Percent) (PSI) (Left Passenger)
o o o o
( F) ( C) High Low ( F) ( C)
30 50 70 21.1 126 - 146 27 - 32 45 - 51 7.2 - 10.6 Yes
70 90 70 21.1 133 - 153 31 - 36 45 - 58 7.2 - 14.4 Yes
30 50 80 26.7 146 - 166 26 - 31 46 - 56 7.7 - 13.3 Yes
70 90 80 26.7 153 - 173 32 - 37 44 - 54 6.6 - 12.2 Yes
30 50 90 32.2 175 - 195 32 - 37 45 - 53 7.2 - 11.6 Yes
70 90 32.2 189 - 209 39 - 44 57 - 62 13.8 - 16.6 Yes
30 50 100 37.8 209 - 229 38 - 43 54 - 60 12.2 - 15.5 Yes
70 100 37.8 232 - 252 47 - 52 67 - 72 19.4 - 22.2 Yes
Printed in the United States of America
International Truck and Engine Corporation
TMT-160802 V2007.1
Performance A/C
A NAVISTAR COMPANY
SYSTEM PRESSURE TEST CHART
ProStar SLEEPER CAB
Relative Ambient Air Refrigerant Front Air Duct Rear Air Duct Compressor
Humidity Temperature Pressure Temperature Temperature Cycling
(Percent) (PSI) (Left Passenger) (Lower Left)
o o o o o o
( F) ( C) High Low ( F) ( C) ( F) ( C)
30 - 50 70 21.1 135 - 155 33 - 38 41 - 47 5.0 - 8.3 34 - 40 5.0 - 8.3 No
70 - 90 70 21.1 132 - 152 35 - 40 41 - 54 5.0 - 12.2 30 - 40 -1.0 - 4.4 No
30 - 50 80 26.7 158 - 178 33 - 38 43 - 53 6.1 - 11.7 32 - 39 0.0 - 3.9 No
70 - 90 80 26.7 153 - 173 36 - 41 50 - 60 10.0 - 15.6 36 - 44 2.2 - 6.7 No
30 - 50 90 32.2 197 - 217 39 - 44 54 - 62 12.2 - 16.7 40 - 46 4.4 - 7.8 No
70 90 32.2 214 - 234 46 - 51 62 - 68 16.7 - 20.0 47 - 52 8.3 - 11.1 No
30 - 50 100 37.8 230 - 250 48 - 53 61 - 69 16.1 - 20.6 45 - 51 7.2 - 10.6 No
70 100 37.8 252 - 272 56 - 61 75 - 79 23.9 - 26.1 55 - 57 12.8 - 13.9 No
Printed in the United States of America
International Truck and Engine Corporation
TMT-160803 V2007.1
Performance A/C
A NAVISTAR COMPANY
SYSTEM PRESSURE TEST CHART
3200, DuraStar (4100, 4200, 4300, 4400),
WorkStar (7300, 7400, 7500, 7600, 7700), TranStar (8500, 8600)
Relative Ambient Air Refrigerant Air Duct Compressor
Humidity Temperature Pressure Temperature Cycling
(Percent) (PSI) (Left Passenger)
o o o o
( F) ( C) High Low ( F) ( C)
30 50 70 21.1 93 - 130 14 - 35 44 - 50 6.7 - 10.0 Yes
70 90 70 21.1 100 - 145 20 - 35 47 - 60 8.3 - 15.6 Yes
30 50 80 26.7 145 - 170 18 - 24 45 - 55 7.2 - 12.8 Yes
70 90 80 26.7 160 - 180 23 - 33 50 - 60 10.0 - 15.6 No
30 50 90 32.2 200 - 212 25 - 30 50 - 58 10.0 - 14.4 No
70 90 32.2 220 - 228 30 - 34 58 - 62 14.4 - 16.7 No
30 50 100 37.8 250 - 270 34 - 40 60 - 66 15.6 - 18.9 No
70 100 37.8 280 - 288 40 - 44 68 - 72 20.0 - 22.2 No
Printed in the United States of America
International Truck and Engine Corporation
TMT-3413 V2007.1
Performance A/C
A NAVISTAR COMPANY
SYSTEM PRESSURE TEST CHART
5000i, 9000i and All 9000 Models with
Lowered Heater Box and Side Filter Access Cover
Relative Ambient Air Refrigerant Air Duct
Humidity Temperature Pressure Temperature
(Percent) (PSI)
(Left Passenger)
o o o o
( F) ( C) High Low ( F) ( C)
< 30 70 21.1 125 - 155 6 - 12 46 - 50 7.8 - 10.0
< 30 80 26.7 150 - 180 10 - 14 52 - 56 11.1 - 13.3
< 30 90 32.2 165 - 200 12 - 18 56 - 61 13.3 - 16.1
< 30 100 37.8 190 - 230 16 - 20 60 - 64 15.6 - 17.8
< 30 110 43.3 230 - 275 20 - 28 68 - 73 20.0 - 22.8
> 30 70 21.1 135 - 175 10 - 15 51 - 56 10.6 - 13.3
> 30 80 26.7 155 - 185 12 - 18 53 - 57 11.7 - 13.9
> 30 90 32.2 170 - 205 14 - 20 60 - 64 15.6 - 17.8
> 30 100 37.8 215 - 255 20 - 25 68 - 73 20.0 - 22.8
> 30 110 43.3 250 - 295 25 - 35 77 - 81 25.0 - 27.2
Printed in the United States of America
International Truck and Engine Corporation
TMT-3414 V2007.1
Performance A/C
A NAVISTAR COMPANY
SYSTEM PRESSURE TEST CHART
1000, 2000, 4000, 5000, 8000, and All 9000 Models without
Lowered Heater Box and Side Filter Access Cover
Relative Ambient Air Refrigerant Air Duct
Humidity Temperature Pressure Temperature
(Percent) (PSI)
(Left Passenger)
o o o o
( F) ( C) High Low ( F) ( C)
< 30 70 21.1 125 - 155 7 - 11 36 - 42 2.2 - 5.6
< 30 80 26.7 150 - 180 9 - 13 39 - 45 3.9 - 7.2
< 30 90 32.2 165 - 200 10 - 16 40 - 48 4.4 - 8.9
< 30 100 37.8 190 - 230 12 - 18 42 - 55 5.6 - 12.8
< 30 110 43.3 230 - 275 13 - 21 43 - 58 6.1 - 14.4
> 30 70* 21.1* 135 - 165 8 - 14 36 - 44 2.2 - 6.7
> 30 80 26.7 155 - 185 10 - 15 41 - 47 5.0 - 8.3
> 30 90 32.2 170 - 205 11 - 17 42 - 52 5.6 - 11.1
> 30 100 37.8 215 - 255 15 - 22 45 - 60 7.2 - 15.5
> 30 110 43.3 250 - 295 18 - 27 50 - 65 10.0 - 18.3
* System may cycle at these ambient temperatures. Readings will occur prior to compressor cycling.
Printed in the United States of America
International Truck and Engine Corporation
TMT-3415 V2007.1
Performance A/C
A NAVISTAR COMP
ANY
Pressure Temperature Chart (F)
Refrigerant Temperature Refrigerant Temperature Refrigerant Temperature
R134a PSIG R-12 R134a PSIG R-12 R134a PSIG R-12
- 15 F 0 - 22 F 60 F 58 60 F 120 F 170 126 F
- 10 F 2 - 16 F 62 F 60 62 F 122 F 175 128 F
- 05 F 4 - 11 F 64 F 62 64 F 123 F 180 130 F
- 01 F 6 - 07 F 65 F 64 65 F 125 F 185 132 F
03 F 8 - 02 F 66 F 66 67 F 127 F 190 134 F
07 F 10 02 F 68 F 68 68 F 128 F 195 136 F
10 F 12 05 F 69 F 70 70 F 131 F 200 138 F
13 F 14 09 F 71 F 72 71 F 132 F 205 140 F
16 F 16 12 F 72 F 74 73 F 134 F 210 142 F
19 F 18 15 F 73 F 76 74 F 136 F 215 143 F
22 F 20 18 F 75 F 78 76 F 137 F 220 145 F
25 F 22 21 F 76 F 80 77 F 139 F 225 147 F
27 F 24 24 F 79 F 85 81 F 142 F 235 150 F
30 F 26 27 F 82 F 90 84 F 145 F 245 154 F
32 F 28 29 F 85 F 95 85 F 148 F 255 157 F
35 F 30 32 F 88 F 100 90 F 151 F 265 160 F
37 F 32 34 F 90 F 105 93 F 153 F 275 163 F
39 F 34 37 F 93 F 110 96 F 155 F 285 166 F
41 F 36 39 F 96 F 115 99 F 158 F 295 169 F
43 F 38 41 F 98 F 120 102 F 161 F 305 172 F
45 F 40 43 F 100 F 125 104 F 164 F 315 175 F
47 F 42 45 F 103 F 130 107 F 167 F 325 178 F
49 F 44 47 F 105 F 135 109 F 169 F 335 181 F
51 F 46 49 F 107 F 140 112 F 171 F 345 184 F
52 F 48 51 F 109 F 145 114 F 173 F 355 187 F
54 F 50 53 F 112 F 150 117 F 175 F 365 190 F
56 F 52 55 F 114 F 155 119 F 177 F 375 191 F
57 F 54 57 F 116 F 160 121 F 182 F 405 197 F
59 F 56 58 F 118 F 165 123 F 202 F 500 218 F
Printed in the United States of America
International Truck and Engine Corporation
TMT-3416 V2007.1
Performance A/C
A NAVISTAR COMP
ANY
Pressure Temperature Chart (C)
Refrigerant Temperature Refrigerant Temperature Refrigerant Temperature
R134a PSIG R-12 R134a PSIG R-12 R134a PSIG R-12
- 26.1 C 0 - 30.0 C 15.6 C 58 15.6 C 60 C 170 52.2 C
- 23.3 C 2 - 26.7 C 16.7 C 60 16.7 C 62 C 175 53.3 C
- 20.6 C 4 - 23.9 C 17.8 C 62 17.8 C 64 C 180 54.4 C
- 18.3 C 6 - 21.7 C 18.3 C 64 18.3 C 65 C 185 55.6 C
- 16.1 C 8 - 18.9 C 18.9 C 66 19.4 C 66 C 190 56.7 C
- 13.9 C 10 - 16.7 C 20.0 C 68 20.0 C 68 C 195 57.8 C
- 12.2 C 12 - 15.0 C 20.6 C 70 21.1 C 60 C 200 58.9 C
- 10.6 C 14 - 12.8 C 21.7 C 72 21.7 C 62 C 205 60.0 C
- 8.9 C 16 - 11.1 C 22.2 C 74 22.8 C 64 C 210 61.1 C
- 7.2 C 18 - 9.4 C 22.8 C 76 23.3 C 65 C 215 61.7 C
- 5.6 C 20 - 7.8 C 23.9 C 78 24.4 C 66 C 220 62.8 C
- 3.9 C 22 - 6.1 C 24.4 C 80 25.0 C 68 C 225 63.9 C
- 2.8 C 24 - 4.4 C 26.1 C 85 27.2 C 60 C 235 65.6 C
- 1.1 C 26 - 2.8 C 27.8 C 90 28.9 C 62 C 245 67.8 C
0 C 28 - 1.7 C 29.4 C 95 29.4 C 64 C 255 69.4 C
1.7 C 30 0 C 31.1 C 100 32.2 C 60 C 265 71.1 C
2.8 C 32 1.1 C 32.2 C 105 33.9 C 62 C 275 72.8 C
3.9 C 34 2.8 C 33.9 C 110 35.6 C 64 C 285 74.4 C
5.0 C 36 3.9 C 35.6 C 115 37.2 C 65 C 295 76.1 C
6.1 C 38 5.0 C 36.7 C 120 38.9 C 66 C 305 77.8 C
7.2 C 40 6.1 C 37.8 C 125 40.0 C 68 C 315 79.4 C
8.3 C 42 7.2 C 39.4 C 130 41.7 C 60 C 325 81.1 C
9.4 C 44 8.3 C 40.6 C 135 42.8 C 62 C 335 82.8 C
10.6 C 46 9.4 C 41.7 C 140 44.4 C 64 C 345 84.4 C
11.1 C 48 10.6 C 42.8 C 145 45.6 C 65 C 355 86.1 C
12.2 C 50 11.7 C 44.4 C 150 47.2 C 66 C 365 87.8 C
13.3 C 52 12.8 C 45.6 C 155 48.3 C 68 C 375 88.3 C
13.9 C 54 13.9 C 46.7 C 160 49.4 C 60 C 405 91.7 C
15.0 C 56 14.4 C 47.8 C 165 50.6 C 94.4 C 500 105.3 C
Printed in the United States of America
International Truck and Engine Corporation
TMT-3416 V2007.1
