Cab Heater Operation - Hitachi ZW 550-6 Operator's Manual

Cab Heater Operation

1. AUTO switch (7):
According to signals sent from various sensors, the
air conditioner amplifier automatically selects the air
flow inlet ports, and air temperature, and controls the
blower speed.
2. Temperature Control Switch (3):
Adjust the temperature in the cab by using
temperature control switch (3).
3. Other Functions and Operations
 Operate Mode switch (3) to manually select the air
vent.
 Operate blower switch (7) to manually control the
blower speed.
 Operate circulation/fresh air switch (5) to maintain the
air vent in the fresh air mode or circulation mode.
Usually the cab heater turns the dehumidifier function
OFF, however, it turns ON by turning A/C ON by using air
conditioner ON/OFF switch (6).
OPERATOR'S STATION
1-119
7
6 5
3
MNEC-01-006