ESIE13-03
|
Part 2. Troubleshooting
4. Component checklist
Page 78
13/05/15
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Version 2.0
Ground source heat pump
9. If the measured voltage is outside the expected range replace water flow sensor B1L, refer to
; if the measured voltage does not correspond with the displayed flow on the user interface, replace PCB
A1P, refer to
"Procedure: replacing the A1P PCB" on page 93
.
X4A
0
0
0.55
10
5
20
30
40
50
flow
(l/min)
output voltage
(V)
1
2
3
3.5
4
5
Flow sensor B1L