3
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Components
Service manual
334
REYQ8~20+REMQ5U7Y1B
VRV IV+ Heat Recovery
ESIE18-15B – 2020.05
Prerequisite:
Remove the required plate work, see
315].
1
Turn ON the power of the unit.
2
Connect a pressure gauge to the refrigerant charge port. Read the pressure.
3
Using the graphic below, determine the expected sensor output voltage based
on the pressure obtained in the previous step.
2
1.5
1
0.5
-0.5
0
-0.5
0
0.5
1
1.5
2
2.5
3
3.5
4
a
b
a
Detected pressure (MPa)
b
Output voltage (V)
V (DC)
Detected pressure (MPa)
0.5
0.00
0.6
0.06
0.7
0.12
0.8
0.18
0.9
0.23
1.0
0.29
1.1
0.35
1.2
0.40
1.3
0.46
1.4
0.52
1.5
0.57
1.6
0.63
1.7
0.69
1.8
0.75
1.9
0.80
2.0
0.86
2.1
0.92
2.2
0.97
2.3
1.03
2.4
1.09
2.5
1.15
2.6
1.20
2.7
1.26
Summary of Contents for VRV IV+
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Page 476: ...ESIE18 15B 2020 05 Copyright 2020 Daikin Verantwortung für Energie und Umwelt ...
