Single pack max altitude
FL480
High temp high pressure air from
4th and 7th stage
Packs produce dry cold air at
35 F. 2 C
When one pack is selected Off, remaining Pack flow increase to
35 psi
When eng start button pressed Packs do what
L Pack OFF
R Pack On
L Pack On 10 secs after SAV closes
When MED closed Packs do what
Both OFF
L On once door close
R On 5 secs after L on
Temp range in Auto
60 F - 90 F
GCMS can change temp by
+/- 6 F
Temp range in manual
0% = 35 F
100% = approx 230 F