Actions Performed In Different Modes - Mitsubishi Electric PURY-P200YLM-A(1) Service Handbook

[5-4 Operation Flowcharts ]
5-4-2

Actions Performed in Different Modes

(1) Cooling operation
1. Inverter output 0Hz
2. Indoor unit LEV, fully closed
3. Solenoid valves OFF
4. Outdoor unit fan stop
5. BC controller solenoid valves OFF
6. BC controller LEV fully closed
*Note 1. The indoor fan operates at the set notch under cooling mode regardless of the
HWE1314A
4-way valve OFF
NO
YES
1. Inverter frequency control
2. Indoor unit LEV, control
3. Solenoid valve control
4. Outdoor unit fan control
5. BC controller solenoid valve control
6. BC controller LEV control
ON/OFF state of the thermostat.
Cooling operation
Indoor unit fan
*Note 1
operation
YES
Test run mode
ON
NO
Thermostat
ON
YES
3-minute restart
prevention
NO
2 3
- 156 -
Normal operation
During test run mode
Unit in the stopped state
GB