Toshiba SMMS-e - Leaking;Clogging; Check Codes for Leaks and Clogging; Clogging Troubleshooting; Leakage Troubleshooting

67
Leaking/Clogging
Li t of Check Codess Generated upon Occurrence of Leakage/Clogging in Outdoor Cycle or Oil
Circuit Part
(MMY-MAP0806 , 1006 , 1206 )
Note: “XX” represents sub-code
Clogging
Leakage
Part
Location of
problem
(see next page)
Unit generating
check code
Detected failure and check code Symptom
Outdoor PMV1
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
Corresponding 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 de
tection and protection
H16-XX
H07
Oil circuit trouble or oil level
low
wollevelliO70HnoitcetorpdnanoitcetedwollevelliOtinudetcennocrehtOEevlavA3VS
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 protection
H16-05
H07
Oil circuit trouble
Oil level low
Oil level low
wol
levelliO70HnoitcetorpdnanoitcetedwollevelliOtinugnidnopserroCJrotubirtsidnruterliO
Oil circuit trouble40-61HOil level detection circuit troubletinugnidnopserroCKyrallipacssapybC3VS
Part
Unit generating
check code
Detected failure and check code Symptom
Outdoor PMV1
A
Corresponding unit Outdoor liquid backflow trouble
Oil level low detection and protection
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 prote
ction
Compressor breakdown
Compressor error (lockup)
H07
H01-XX
H02-XX
Refrigerant entrapment
Check valve in discharge pipe
C
Corresponding 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)
Insuffi
cient amount of oil
(Normal side)
wollevelliO70HnoitcetorpdnanoitcetedwollevelliOtinugnidnopserroCEevlavA3VS
wollevelliO70HnoitcetorpdnanoitcetedwollevelliOtinugnidnopserroCGevlavC3VS
Location of
problem
(see next page)