Fde Series (Rcn-E-E2) - Mitsubishi Heavy Industries SCM50ZS-S1 Technical Manual

Inverter multi-split system residential air-conditioners
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   (2) FDE series (RCN-E-E2)
Safety precautions
●Please read this manual carefully before starting installation work to install the unit properly.
Every one of the followings is important information to be observed strictly.
Safety precautions
WARNING
Failure to follow these instructions properly may result in serious consequences
such as death, severe injury, etc.
●Please read this manual carefully before starting installation work to install the unit properly.
CAUTION
Failure to follow these instructions properly may cause injury or property damage.
It could have serious consequences depending on the circumstances.
Every one of the followings is important information to be observed strictly.
●The following pictograms are used in the text.
WARNING
such as death, severe injury, etc.
CAUTION
It could have serious consequences depending on the circumstances.
●Keep this manual at a safe place where you can consult with whenever necessary. Show this manual to installers when
●The following pictograms are used in the text.
moving or repairing the unit. When the ownership of the unit is transferred, this manual should be given to a new owner.
●Keep this manual at a safe place where you can consult with whenever necessary. Show this manual to installers when
moving or repairing the unit. When the ownership of the unit is transferred, this manual should be given to a new owner.
● Consult your dealer or a professional contractor to install the unit.
Improper installation made on your own may cause electric shocks,
● Installation work should be performed properly according to this installation manual.
Improper installation work may result in electric shocks,
● Consult your dealer or a professional contractor to install the unit.
● Be sure to use accessories and speci
Improper installation made on your own may cause electric shocks,
Use of unspeci
● Installation work should be performed properly according to this installation manual.
● Install the unit properly to a place with suf
Improper installation work may result in electric shocks,
If the place is not strong enough, the unit may drop and cause injury.
● Be sure to use accessories and speci
● Be sure to have the electrical wiring work done by quali
Use of unspeci
Power source with insuf
● Install the unit properly to a place with suf
● Shut OFF the main power source before starting electrical work.
If the place is not strong enough, the unit may drop and cause injury.
Otherwise, it could result in electric shocks, break-down or malfunction.
● Be sure to have the electrical wiring work done by quali
● Do not modify the unit.
Power source with insuf
It could cause electric shocks,
● Shut OFF the main power source before starting electrical work.
● Be sure to turn OFF the power circuit breaker before repairing/inspecting the unit.
Otherwise, it could result in electric shocks, break-down or malfunction.
Repairing/inspecting the unit with the power circuit breaker turned ON could cause electric shocks or injury.
● Do not modify the unit.
● Do not install the unit in appropriate environment or where in
It could cause electric shocks,
generate,
● Be sure to turn OFF the power circuit breaker before repairing/inspecting the unit.
If the unit is used at places where air contains dense oil mist, steam, organic solvent vapor, corrosive gas (ammonium,
Repairing/inspecting the unit with the power circuit breaker turned ON could cause electric shocks or injury.
sulfuric compound, acid, etc) or where acidic or alkaline solution, special spray, etc. are used, it could cause electric
shocks, break-down, smoke or
● Do not install the unit in appropriate environment or where in
generate,
● Do not install the unit where water vapor is generated excessively or condensation occurs.
If the unit is used at places where air contains dense oil mist, steam, organic solvent vapor, corrosive gas (ammonium,
It could cause electric shocks,
sulfuric compound, acid, etc) or where acidic or alkaline solution, special spray, etc. are used, it could cause electric
● Do not use the unit in a place where it gets wet, such as laundry room.
shocks, break-down, smoke or
It could cause electric shocks,
● Do not install the unit where water vapor is generated excessively or condensation occurs.
● Do not operate the unit with wet hands.
It could cause electric shocks,
It could cause electric shocks.
● Do not use the unit in a place where it gets wet, such as laundry room.
It could cause electric shocks,
● Do not operate the unit with wet hands.
It could cause electric shocks.
Preparation before installation (continued)
To change setting
1. Remove four screws located on the back of the receiver and
Preparation before installation (continued)
detach the board.
2. Change the setting by the switch on PCB.
To change setting
1. Remove four screws located on the back of the receiver and
Failure to follow these instructions properly may result in serious consequences
Never do.
Failure to follow these instructions properly may cause injury or property damage.
Never do.
fied parts may result in drop,
fied parts may result in drop,
ficient and improper work can cause electric shock and
ficient and improper work can cause electric shock and
fire, or break-down.
flow in, accumulate or leak.
fire as a result of signi ficant deterioration of its performance or corrosion.
flow in, accumulate or leak.
fire, or break-down.
fire as a result of signi ficant deterioration of its performance or corrosion.
fire, or break-down.
Always follow the instructions given.
Always follow the instructions given.
WARNING
WARNING
fire or break-down.
fied parts for installation work.
fire or electric shocks.
ficient strength to hold the weight.
fied parts for installation work.
fied electrical installer, and use exclusive circuit.
fire or electric shocks.
ficient strength to hold the weight.
fied electrical installer, and use exclusive circuit.
fire, or break-down.
fire, or break-down.
fire, or break-down.
309
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PFA012D630
'18 • SCM-T-251
PFA012D630
fire or dropping of the unit.
fire or dropping of the unit.
fire or break-down.
fire.
fire.
flammable gas could
flammable gas could
Master/Slave
setting when
using plural
remote controls
Master/Slave
Up to two receiver
SW1
setting when
or wired remote
ON
A
A
A
Pleas
P
P
Settin
PCB on
Default
S
SW1
PC
SW1
De
SW1
SW1
1
1
H
The re
CAUT
① Re
Ins
T
an
C

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