Viessmann Vitocal 242-S Installation And Service Instructions Manual page 71

Overview of internal components: External unit
External unit 10 to 16 kW, type AWT/AWT-AC 241.A10/A13, 241.B10 to B16
B
A
Fig. 60
Fan
A
Heat exchanger (evaporator)
B
C Temperature sensor, air intake, evaporator (OAT)
Evaporator temperature sensor (OMT)
D
Temperature sensor, refrigerant inlet, evaporator
E
(OCT)
(cont.)
C
4-way diverter valve
F
Electronic expansion valve (EEV)
G
H Liquid separator
High pressure switch (pHi)
K
Compressor head temperature sensor (CTT)
L
Compressor
M
Maintenance
D
E
F
G
H
K
L
M
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