Mitsubishi MUY-GL15NA Handleiding

Mitsubishi Airco MUY-GL15NA

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HFC
utilized
R410A
INDOOR UNIT
SERVICE MANUAL
No. OBH733
REVISED EDITION-J
Indoor unit service manual
MSZ-GL•NA, MSY-GL•NA Series (OBH732)
MUZ-GL18/24NA
MUZ-GL18/24NAH
MUY-GL18/24NA
PARTS CATALOG (OBB733)
OBH733 REVISED EDITION-H is void.
Revision J:
A warning when opening or closing the valve has
been added.
CONTENTS
1. TECHNICAL CHANGES ······························3
2. PART NAMES AND FUNCTIONS ··················3
3. SPECIFICATION ········································4
4. OUTLINES AND DIMENSIONS ·····················7
5. WIRING DIAGRAM ·····································9
6. REFRIGERANT SYSTEM DIAGRAM ··········· 21
7. DATA······················································ 24
8. ACTUATOR CONTROL ····························· 39
9. SERVICE FUNCTIONS ······························ 40
10. TROUBLESHOOTING ······························· 41
11. DISASSEMBLY INSTRUCTIONS ················· 65
OUTDOOR UNIT
Models
MUZ-GL09NA
-
U1
,
U2
,
U8
MUZ-GL09NAH
-
U1
,
U2
,
U8
MUY-GL09NA
-
U1
,
U2
MUZ-GL12NA
-
U1
,
U2
MUZ-GL12NAH
-
U1
,
U2
MUY-GL12NA
-
U1
,
U2
MUZ-GL15NA
-
U1
,
U2
MUZ-GL15NAH
-
U1
,
U2
MUY-GL15NA
-
U1
,
U2
MUZ-GL18NA
-
U1
MUZ-GL18NAH
-
U1
MUY-GL18NA
-
U1
MUZ-GL24NA
-
U1
,
U2
MUZ-GL24NAH
-
U1
MUY-GL24NA
-
U1
2
Use the specied refrigerant only
Never use any refrigerant other than that specified.
Doing so may cause a burst, an explosion, or fire when the unit is being used, serviced, or disposed of.
Correct refrigerant is specified in the manuals and on the spec labels provided with our products.
We will not be held responsible for mechanical failure, system malfunction, unit breakdown or accidents caused by
failure to follow the instructions.
Revision A:
• MUZ-GL12/15NA-
U1
, MUZ-GL12/15NAH-
U1
and MUY-GL09/12/15NA-
U1
have been added.
Revision B:
• MUZ-GL09NA-
U8
and MUZ-GL09NAH-
U8
have been added.
Revision C:
• MUZ-GL09NA-
U1
and
MUZ-GL09NAH-
U1
have been added.
Revision D:
• MUZ-GL24NAH-
U1
has been added.
Revision E:
• Capacity corrections have been corrected [7-1. 2), 3)].
Revision F:
• MUZ-GL24NA-
U2
has been added
.
Revision G:
• MUZ-GL09/12/15NA-
U2
,
MUZ-GL09/12/15NAH-
U2
and MUY-GL09/12/15NA-
U2
have been added.
Revision H:
10-6. Voltage values of MUZ-GL09/12/15NA-
U2
,
MUZ-GL09/12/15NAH-
U2
and
MUY-GL09/12/15NA-
U2
have been corrected.
<Preparation before the repair service>
Prepare the proper tools.
Prepare the proper protectors.
Provide adequate ventilation.
After stopping the operation of the air conditioner, turn off the power-supply breaker and pull the power plug.
Discharge the capacitor before the work involving the electric parts.
<Precautions during the repair service>
Do not perform the work involving the electric parts with wet hands.
Do not pour water into the electric parts.
Do not touch the refrigerant.
Do not touch the hot or cold areas in the refrigeration cycle.
When the repair or the inspection of the circuit needs to be done without turning off the power, exercise great caution not to
touch the live parts.
WARNING
• When the refrigeration circuit has a leak, do not execute pump down with the
compressor.
• When pumping down the refrigerant, stop the compressor before disconnecting the
refrigerant pipes. The compressor may burst if air etc. get into it.
• When opening or closing the valve below freezing temperatures, refrigerant may
spurt out from the gap between the valve stem and the valve body, resulting in injuries.
Revision J:
A warning when opening or closing the valve has been added.
OBH733J


Product specificaties

Merk: Mitsubishi
Categorie: Airco
Model: MUY-GL15NA

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