Toshiba Carrier BMS-SM1280HTLUL Service Manual page 4

Smart manager / central remote control
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Do not allow unauthorized personnel other than repair engineers to enter areas where fault
diagnosis and repair work is conducted.
Unauthorized persons may suffer injury from tools and disassembled parts.
Restricted area
Connect lead wires with crimping terminals and turn the closed end upwards to avoid
exposure to water.
Failure to perform this post-connection treatment may cause disasters, such as electricity leakage
and fire, on the client's premises.
Insulation
After repair, ensure that the assembly of disassembled parts and the connection and wiring
of removed wires are completed so as to restore them to their former state. Be careful not
to have the internal wires caught in the cover or other closures.
A defect in assembly or wire connection may cause disasters in the client premise, such as
Assembly wiring caution
electricity leakage and fire.
After repair, check for insulation between the charged part and non-charged metal part
(ground terminal) using an insulation resistance tester (500 V) and ensure at least 2Ω
resistance.
If the insulation resistance value is low, it indicates the risk of disasters, such as electricity leakage
Insulation check
and electric shock, on the client's premises.
In case of performing circuit inspection while the circuit is connected to a power source (if
such condition is necessary), use rubber gloves and other measures to prevent contact
with the charged part.
Otherwise, one will risk electric shock from contacting the charged part.
Electric shock caution
Upon completion of repair, ensure that there are no abnormalities.
Risks of fire, electric shock or injury may be prevented by inspection.
Turn off the breaker before performing inspection.
Test run the system after repair and make sure that there are no abnormalities including
Check after repair
smoke.
Risks of fire and electric shock may be prevented by inspection.
Repair and reinstallation must be performed by qualified professional.
Repair and Reinstall
CAUTION for Monthly Report Creation Software for Smart Manager
• Using the accumulated power meter with pulse output, this system calculates the distribution of the accumulated
power converted from pulse signal by the load ratio estimated for each air-conditioner. The result can not be used for
official purpose as the calculation is not based on the local Measurement Act.
• Even though operation time is the same, power consumption varies depending on operating conditions such as the
installation condition of the air-conditioner, the set temperature, and the outdoor temperature.
• The air-conditioner is powered on for protection, etc. even while stopped, and power is consumed. This system also
calculates power consumption while the air-conditioner is not in use.
• This system calculates the distribution of the power by load ratio estimated for each air-conditioner. The result may
differ from the actual power consumption.
• As the distribution will be calculated from total power consumption if a single power meter is installed for multiple air
conditioners, the result may be different compared with the case power meter is installed for each air conditioner.
• This system calculates the pulse output from the accumulated power meter with pulse output. The result may differ
from the actual power consumption depending on the accuracy of the power meter, especially on the low power
consuming condition such as operation OFF.
• Please note that we bear no responsibility for any damage or trouble that occurs due to this system's distribution
calculation, data loss, etc.
• This system only supports the distribution calculation of power consumption by the air-conditioner. Above conditions
have to be agreed for the use of this software.
WARNING
4
Revision 1: Sep. 2012

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