76
Leaking/Clogging
List of Check Codes Generated upon Occurrence of Leakage/Clogging in Outdoor Cycle or Oil
Circuit Part
(MMY-MAP1806 , MAP2006
and MAP2206 )
Note: “XX” represents sub-code
Clogging
Leakage
Part
Unit generating
check code
Detected failure and check code Symptom
Outdoor PMV1, 3
A
Corresponding unit Activation of high-pressure protection
Activation of low-pressure protection
Discharge temp. trouble (TD1)
Discharge temp. trouble (TD2)
P20
H06
P03
P17
Rise of pressure
Fall of pressure
Rise of discharge temp.
(compressor 1)
Rise of discharge temp.
(compressor 2)
Check valve in discharge pipe
convergent section
B
Corres
ponding unit High-pressure protection trouble
High-pressure SW system trouble
P20
P04-XX
Abnormal rise of pressure
Check valve in discharge pipe C Corresponding unit High-pressure SW system trouble P04-XX Abnormal rise of pressure
Check valve in oil-equalization circuit
Capillary
Strainer
D
Corresponding unit Oil level detection circuit trouble
Oil level low detection and protection
H16-XX
H07
Oil circuit trouble or oil level
low
w
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wollevelliO70HnoitcetorpdnanoitcetedwollevelliOtinugnidnopserroCFevlavB3VS
wollevelliO70HnoitcetorpdnanoitcetedwollevelliOtinudetcennocrehtOGevlavC3VS
SV
3D valve
SV3D valve circuit capillary
Strainer
H
Corresponding unit Oil level low detection and protection H07 Oil level low
Reducer
I
Corresponding unit Oil level detection circuit trouble
Oil level
low detection and prote
H16-05
H07
Oil circuit trouble
Oil level low
Oil level low
wollevelliO70HnoitcetorpdnanoitcetedwollevelliOtinugnidnopserroCKrotubirtsidnruterliO
Oil circuit trouble 40-61HOil level detection circuit trouble tinugnidnopserroCLyrallipacssapybC3VS
Part
Unit generating
check code
Detected failure and check code Symptom
Outdoor PMV1
A
Corresponding unit Outdoor liquid backflow trouble
Oil level l
ow detection and prote
P13
H07
Refrigerant entrapment
Other connected unit Discharge temp. trouble (TD1)
Discharge temp. trouble (TD2)
P03
P17
Rise of discharge temp.
(compressor 1)
Rise of discharge temp.
(compressor 2)
Check valve in discharge pipe
Bnoitcestnegrevnoc
Corresponding unit Oil level low detection and protection
Compressor breakdown
Compressor error (lockup)
H07
H01-XX
H02-XX
Refrigerant entrapment
Check valve in discharge pipe
C
Corr
esponding unit Oil level low detection and protection
Compressor breakdown
Compressor
trouble (lockup)
H07
H01-XX
H02-XX
Refrigerant entrapment
Check valve in oil-equalization circuit
D
Corresponding unit Oil level low detection and protection H07 Excessive amount of oil
(Leaking side)
Insufficient amount of oil
(Normal side)
wollevelliO70HnoitcetorpdnanoitcetedwollevelliOtinugnidnopserroCEevlavA3VS
wollevelliO70Hnoitcetorpdnanoitcetedwollev
elliOtinugnidnopserroCGevlavC3VS
Location of
problem
(see next page)
Location of
problem
(see next page)
<Cooling, Heat pump type>
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