Auto - Hitachi ZW140-6 Operator's Manual

AUTO

When fan reverse rotation switch (1) is set to AUTO position,
the fan automatically reverses rotation and then returns to
the normal direction. Normal rotation  Reverse rotation
 Normal rotation ... The fan rotates in the normal
direction for 10 minutes for the first time; after that it keeps
normal rotation for 30 minutes. The reverse rotation time
is 60 seconds (1 minute). (90 seconds (1.5 minutes) at low
temperature).
In case an abnormal situation occurs such as engine
coolant overheating or high refrigerant pressure of the air
conditioner, duration time of reverse rotation may become
shorter to protect devices from being damaged.
OPERATOR'S STATION
1-81
1
ON
OFF (Neutral)
AUTO
MNEC-01-019