Chapter 8 Troubleshooting
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The drying temperature does not rise or drop.
Check point Action Remarks
Open the control panel door,
and check the electromagnetic
contactors' (MC-1~MC-4)
magnet contacts for adhesion
and check to see if the
magnets perform opening and
closing operations when the
power is on.
If any electromagnetic
contactor does not perform
normal operations, replace it.
Durability: 2,000,000 times of
opening and closing
For replacement, contact your
nearest MATSUI BRANCH or
distributor.
People not having sufficient
knowledge of electricity will
cause failures or danger.
Check the 〖Sensor broken〗
display on temperature
regulating board is lighted on
and off.
If the display is lighted on and
off, confirming of the code
terminal connection of
thermocouple or replaces to a
new sensor.
For the cord terminal connection
of the temperature measuring
element or replacement
procedures, contact your
nearest MATSUI BRANCH or
distributor.
Check the connection hoses in
the dehumidifying unit and the
hose connecting the
dehumidifying unit, the drying
hopper for breakage and check
the connections for looseness.
If any hose is broken, replace it
with a new hose.
If any hose connection is loose,
securely tighten the hose band.
If any air leak is found, stop the
system and work after waiting
until the heating parts cool
down sufficiently.
Check the cooling water flow
and water volume lack.
When cooling water isn't
flowing, confirm the open
condition of each valve.
The air temperature that is
discharged from the
dehumidifying unit on operating
unit becomes hot and the dry
temperature sometimes can
not be set to 80～90℃.
In this case, always pass
cooling water.
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