36
Overview of internal components
Fig. 30
A
Liquid separator
B
Non-return valve
C
Schrader valve, high pressure side
D
Safety high pressure switch
E
Compressor
F
Air intake temperature sensor
G
Evaporator
H
Fan
K
Schrader valve, low pressure side
L
Condensate pan (EPP base with integral drip tray)
M
Evaporator temperature sensor
N
Thermostatic expansion valve
O
Filter dryer
P
Diverter valve, defrosting
Note
For cylinder temperature sensor positioning, see
"Overview of connections" on page 9.
Checking the temperature sensors
Sensor
Test element
Top cylinder temperature sensor (L or XL profile)
NTC 50 k
Ω
Bottom cylinder temperature sensor (external heat generator)
NTC 10 k
Ω
Air intake temperature sensor
NTC 50 k
Ω
Evaporator temperature sensor
NTC 50 k
Ω
1.
Disconnect the sensor and measure its resistance.
2.
Compare the test result with the actual tempera-
ture. See page 31.
In the case of severe deviation, check sensor
installation and replace the sensor if required.
Maintenance
Maintenance
(cont.)
5788 057 GB
Maintenance
