Bp Unit - Daikin E-Series Service Manual

SiAU18-715
1.2

BP Unit

Connectors
1)
2)
3)
Note: Other Designations
1)
2)
3)
4)
5) F1,
6) L1,
7) L2,
8) H1P(LED-A)
9)
X23A and X5M are not used for BPMKS967A2.
BP Unit PCB
PCB Detail
X3M
X4M
X5M
Printed Circuit Board Connector Wiring Diagram
X20A Connector for Bypass Electronic Expansion Valve
X21A to X23A Connector for Electronic Expansion Valve to Room A, B and C
X90A Connector for Thermistors
F2U Fuse (AC250V 3.15A)
X3M Terminal for Inter Connecting Wire to Room A
X4M Terminal for Inter Connecting Wire to Room B
X5M Terminal for Inter Connecting Wire to Room C
F2 (on X6M) Terminal for Transmission to Outdoor Unit or Other BP units
N1 (on X1M) Terminal for Power Supply (230V 50Hz)
N2 (on X1M) Terminal for Power Supply to other BP units
LED for Service Monitor
H2P~H5P (LED 1 to 4) LED for Fault Indication
Printed Circuit Board Connector Wiring Diagram
X90A
H1P (LED A)
H2P (LED 1)
H3P (LED 2)
H4P (LED 3)
H5P (LED 4)
F2U
X23A
X22A
X21A
X20A
F2
X6M
F1
N2
L2
X1M
N1
L1
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