3.Operation
3-19
3.5
Operation of after cooler type
3.5.1
Draining after cooler
The condensed water drained from after-cooler contains a little bit of oil. So take care how to dispose
of it.
[In case that any condensate is found in discharged air]
Be sure to check air discharge from after cooler drain outlet when operating. If drain is found in
discharged air, clean silencer [1] at outlet. If it is dirty, replace it.
When cleaning and replacing it,
contact our office nearby or distributor because technical
knowledge is required.
A180441
3.5.2
Drain warmer valve
The valve [2] is installed for drain antifreezing when discharging water separated at drain separator
[3]. Be sure to use the valve with opened if ambient temperature is
41°F (5
℃
)
or less.
If there is no risk of freezing, use the valve [2] with closed.
3.5.3
To prevent freezing
If cease the operation and storage the machine under use environment in winter season, be sure to
open the service valve 2 to 3 times in order to remove water droplet in air piping such as
after-cooler before stoppage of engine.
After cooler
Warmer valve
Close
Open
1 2 3
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