Hitachi R-T310ERU1, Руководство по обслуживанию

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Off-time
Defrosting
R-sensor
≧ High temp.
R-sensor ≦ Low temp.
Comp. on
Comp. off
Off
3
Comp. Condition
Off
Off
On
Off
Condition R-Fan
On
● Comp.
● Power
supply
● R-Room
Temp.
● R-Fan
● Evaporator
Temp.
● Defrost
heater
● R-Lamp
High temp.(4 ℃ )
Low temp.(2 ℃ )
On
R-sensor
On
Open
On
● R-Door
(R-Door sw)
8.5 ℃
D-sensor
On
On
～
～
～
～
～
～
～
～
Off-time
10min
～
t1 t2 t3 t4
Pre-Cool
Off-time
10min
Pre-Cool time ≦ 30min
Basic operation(time chart) of 260-290L (STD) REF.
Comp. On-time ：
t1+t2+t3+t4+… ≧ 12h
High
Priority
Off-time
10min
High
Priority
Defrosting
25 s