Pilot's Operating Handbook
List of equipment
Edition 1 - January 15, 2018
Rev. 3
Page 5
S/
R/
A/
O
A
rm
in.
(m)
Weight
per unit
lb
(kg)
Required (R) or Standard (S) or Optional (A or O)
equipment
Item
OPT70
or
MOD70
21 - Environmental system
S 0454-21A General Air System Controller (GASC)
82024A040701
1.98
(0.900)
311.02
(7.900)
21-20 - Distribution
S Mixing unit 9723A010001 0.53
(0.240)
151.57
(3.850)
S Hot Air Distributor 6044A010001 4.06
(0.840)
153.54
(3.900)
S Bleed temperature switch 92244B010002 0.13
(0.060)
153.54
(3.900)
21-30 - Pressurization control
S Cabin altitude warn switch 214 C40.3.261 0.077
(0.035)
153.94
(3.910)
S Cabin differential pressure warn switch 17-600-01 0.143
(0.065)
139.76
(3.550)
S 0448-21 Outflow valve 81144A010101 2.976
(1.350)
317.32
(8.060)
S 0448-21 Safety valve 81145A010101 2.337
(1.060)
317.32
(8.060)
21-50 - Temperature conditioning
system
S Flow control shut-off valve 6784A010001 4.74
(2.500)
114.17
(2.900)
S Non-return valve 7085A010002 0.11
(0.050)
102.36
(2.600)