Panasonic OCU-CR1000VF8A, Руководство по обслуживанию

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Evacuation Mode
1. Evacuation mode
In the evacuation mode, fully open the electronic expansion valve and solenoid valve in the
refrigeration unit.
Note: If the refrigeration unit is not set to the evacuation mode, the electronic expansion valve
and solenoid valve in the unit do not open, thus leading to incomplete the evacuation.
2. Evacuation mode procedure
1) Turn OFF the ground fault interrupter.
Note: The evacuation mode cannot be started with power supplied to the refrigeration unit.
2) Turn ON the operation switch (Seesaw switch S1).
3) Turn ON the DIP switch SW13-1 on the CRD2-EN-PCB.
4) Set the Slide switch SW15
(“Control/Check”) on the CRD2-EN-PCB to “Check.”
5) Turn ON the ground fault interrupter. (Supply power to the refrigeration unit.)
6) The 7-segment LED indicates
Low pressure
→ High pressure → unit outlet pressure →
Vacuum
（
uAcU
）
Operation switch S1 (ON) (Attached to Electrical box)
7
CRD2-EN-PCB (Attached to Electrical box)
Slide switch (SW14)
AUTO/FORCED
Slide switch (SW15)
CONTROL/CHECK
8P DIP switch(SW13)
(Turn ON No.1 at the top
Rotary switch (SW11)
7-segment LED CHECK (Yellow) LED ALARM (Red) LED
Lights up or blinks
when abnormality
alarm is activated
▲ (UP) and
▼ (DOWN)
buttons
(ON)