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DETAILED CONTROLS AND GAUGES
<Monitor display and failure mode>
Display
E--
E11
Disconnection in RECIRC sensor
E12
Short circuit in RECIRC sensor
E15
Disconnection in water temperature sensor
E16
Short circuit in water temperature sensor
E18
Short circuit in sunlight sensor
E43
Abnormality in vent damper
E44
Abnormality in air mix damper
E45
Abnormality in RECIRC/FRESH damper
q When more than one failure is detected, press the "
play the failures in turn.
q After completing the troubleshooting, press OFF switch (1) again to return to the normal display.
If any problem is detected by the self-diagnostic function, contact your Komatsu distributot perform inspection and
repair.
Function to Switch Set Temperature Display Between Fahrenheit and Celsius
It is possible to switch the set temperature display between °F
and °C.
∨
∧
If the "
" and "
" portions of temperature setting switch (3) are
pressed at the same time for more than 5 seconds while the
fan is running, the temperature display will switch between °F
and °C.
(Note that the unit is not displayed.)
Liquid crystal display range
°C
18.0 to 32.0
°F
63 to 91
3-64
Failure mode
No failure
∨
∧
" or "
" portion of temperature setting switch (3) to dis-
OPERATION
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