ESIE13-03
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Part 2. Troubleshooting
4. Component checklist
Page 76
13/05/15
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Version 2.0
Ground source heat pump
5. Locate the LEDS on inverter PCB A10P:
6. press and hold BS1
for 5 seconds,
7.
press BS2 twice,
press BS3 once,
press BS2 once,
press BS3 once,
press BS3 once.
8. Check that all leds on the Inverter Analyzer are lit; if not, replace the inverter board, refer to
"Procedure: replacing the A10P
9. Repeat step 7 to disable the inverter analyzer mode by disabling the setting (mode 2 - item 2 from binary 2 to binary 1) on PCB
A10P.
10. Confirm that LED's on the inverter analyzer stopped blinking and wait for 10 seconds.
11. Switch off the main power to the unit.
12. Disconnect the inverter analyzer from the U V W wiring.
13. Re-connect the U V W leads to the compressor.
H1P
OFF
LED status
ON
Blink
Normal
H2P H3P H4P H5P H6P H7P
H1P H2P H3P H4P H5P H6P H7P
LED status (entered monitor mode)
H1P H2P H3P H4P H5P H6P H7P
LED status (after pressing BS2 twice)
H1P H2P H3P H4P H5P H6P H7P
LED status (after pressing BS3)
H1P H2P H3P H4P H5P H6P H7P
LED status (after pressing BS2)
H1P H2P H3P H4P H5P H6P H7P
LED status (after pressing BS3)
H1P H2P H3P H4P H5P H6P H7P
LED status (after pressing BS3)