CONTROL UNIT
73
11
● After adjusting or replacing a microswitch, always check ON/OFF of the switch
on the input test screen of the test mode.
CONTROL UNIT
11
● When working with the product, be sure to turn the power off. Working with the
power on may cause an electric shock or short circuit.
● Be careful not to damage the wires. Damaged wires may cause an electric
shock, short circuit or present a risk of fire.
● Do not touch any parts that are not specified in these directions. Touching un-
specified locations may lead to electric shock or cause short circuits.
● This work should be performed by site maintenance personnel or other skilled
professionals. Work performed by non-technical personnel can cause a severe
accident such as an electric shock.
● Exercise due caution in performing soldering procedures. If soldering iron is
handled carelessly, there could be fires or burns.
● Proceed very carefully when heating thermal contraction tube. Careless op-
erations can result in fires or burns.
● When fastening plastic parts, be careful not to tighten screws and nuts exces-
sively. Otherwise parts may be damaged, resulting in injuries from fragments, etc.
● Be careful not to get hand or finger caught when removing or attaching the parts.
● Disconnection and connection of connectors will be performed within the nar-
row cabinet space. Take due care not to scratch or otherwise injure yourself.
If the operability of the Control Unit is unsatisfactory, or if settings on the test mode calibration screen are
ineffective, the problem could be a defective mechanism, displacement of the position where sensor or microswitch
has been fastened, or malfunctioning of the sensor or microswitch.
Carry out the following procedure to replace Control Unit sensor or microswitch.
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