Daikin Skyair FHC35K Service Manual page 63

Operation Flowchart (RY71 - 140K)
For items indicated with reference section numbers 5.2.1 through 5.2.19, see the explanation of outdoor
Note:
unit functions and operations on pages 65 through 72.
52
∗1 (Continued)
Is indoor heat
YES
exchanger temperature
high?
NO
Outdoor Unit Fan Control
(See Section 5. 2. 18.)
Defrost Control
(See Section 5. 2. 19.)
Optimal discharge pipe
temperature control
(See Section 5. 2. 4.)
∆Tr=[Indoor unit
suction temperature] – YES
[Remote controller preset
temperature]≤0
Thermostat OFF
NO
Operation stop
YES
using remote controller
(See Section
5. 2. 2.)
NO
C D
High pressure protection
control in heating operation
(See Section 5. 2. 17.)
Thermostat OFF
(See Section
5. 2. 2.)
B
(See Section
5. 2. 2.)
B
∗2 (Continued)
Is EV opening
appropriate in
YES
thermostat OFF?
(See Section
5. 2. 8.)
NO
Gas Shortage Error Indication
Is cumulative
NO
retry total 6?
(See Section
5. 2. 5.)
YES
Thermostat OFF
Error Indication
(See Section
5. 2. 2.)
A
Explanation of Function Operation
Si-71A
B
(SF030)