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ESIE17-19C
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Part 3. Repair
3.3. Unit specific repair procedures
Page 94
19/08/19
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Version 1.1
Optimized Heating 4
3.3.2.9. Replacing high pressure switch
PRELIMINARY ACTIONS
1. Switch off the Daikin unit via the user interface.
2. Switch off the Daikin unit with the field supplied circuit breaker.
3. Recover the refrigerant, refer to
"Recovery procedure" on page 65
4. Remove plate work when required.
5. Remove any part that block the way to the high pressure switch.
PROCEDURE
Removal
1. Remove high pressure switch connectors (
) from the high pressure switch (
2. Using a pipe cutter, cut the high pressure switch pipe (
).
3. Remove the high pressure switch (
Figure 3-24: Removing the high pressure switch
Installation
1. Wrap a wet rag around the high pressure switch (
).
2. Proceed in reverse order.
I
NFORMATION
Follow local regulations and Daikin refrigerant repair procedures during the repair of your unit, refer to
ant repair procedures" on page 65
C
AUTION
The maximum applied Nitrogen pressure must not exceed 0.02 MPa.
1. Connector
3. High pressure switch pipe
2. High pressure switch
W
ARNING
Overheating the high pressure switch will damage or destroy it.
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2
1