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General diagram
General diagram YLCA 5 ÷ 15
A B C D
F
G
H
*1
J
I
E
A
Four-way valve
B2
Water outlet temperature probe (Antifreeze pro‐
tection)
B
Pump
B3
Outdoor temperature probe in units with LAK
Battery probe in standard units (fan and defrost
control)
C
Heater
B4
Outdoor probe standard units (Dynamic Set point)
D
Compressor 1
ID1
Water flow switch
E
Alarm
ID2
Remote COOL / HEAT
F
230 / 24 transformer
ID3
High pressure switch
G
Fan speed control
ID4
Low pressure switch
H
Communication
ID5
Remote ON / OFF
I
Programmable key
N
Neutral
J
Outdoor probe standard units
L
Phase
B1
Water inlet temperature probe (Control set point)
(*1): When the low ambient kit (LAK) is fitted, set the B4 probe as a pressure transducer and the B3
probe as an outdoor temperature NTC probe.
Technical Information
1
Operating instructions 1.13
49
Summary of Contents for YLCA
Page 4: ...1 Technical Information ...
Page 68: ...2 Electric circuit diagrams ...