Mitsubishi Electronics QJ7MES96 Thermostat User Manual


 
A
- 3
[Installation Precautions]
[Wiring Precautions]
CAUTION
Completely turn off the externally supplied power used in the system before mounting or removing
the module.
Not doing so could result in damage to the product.
Tighten the screw in the specified torque range.
Undertightening can cause a drop, short circuit or malfunction.
Overtightening can cause a drop, short circuit or malfunction due to damage to the screw or module.
Do not directly touch the module's conductive parts or electronic components.
Touching the conductive parts could cause an operation failure or give damage to the module.
When connecting a connector, properly press, crimp, or solder it using the tools specified by the
manufacturer.
Incomplete connection may cause short-circuit, fire, and malfunctions.
Push the CompactFlash card into the CompactFlash card slot and install it securely.
After installing the CompactFlash card, check that it is inserted securely.
Failure to do so may cause malfunctions due to poor contact.
CAUTION
Always store the communication cables and power cables connected to the module in the duct or fix
them in place with clamps.
Not doing so may cause swing, move, or poor connection of the cable, or damage of a module and/
or cable due to careless pull, resulting in malfunctions.
Install connectors securely to modules.
Tighten the screw in the specified torque range.
Undertightening can cause a drop, short circuit or malfunction.
Overtightening can cause a drop, short circuit or malfunction due to damage to the screw or module.
When disconnecting communication cables connected to the module, never pull on the cable
section.
When using a cable with a connector, disconnect it with holding the connector connected to the
module.
When the cable is pulled while connected to the module, this may cause malfunctions or module/
cable damage.