R410A tropical air-cooled scroll chiller unit 60Hz MCAC-ATSM-2014-09
68
2) Low pressure protection
Low pressure protection.
No
Discharge temp. protection
Discharge temp. switch is
broken or joint is loose.
Yes
Yes
Replace discharge temp.
switch, fixed joint.
Yes
Yes
Yes
Yes
No
No
No
No
Detect leakage for all
system,
append
refrigerant.
Refrigerant is too less.
Replace the EXV or coil.
Cause of dirty and
blocked, replace the
EXV, capillary and filter.
Vacuuming and append
refrigerant
if
ice
blocked.
Check
if
happened
frequently, if yes, please
replace PCB.
EXV cannot be opened.
The EXV, capillary and filter
are dirty, blocked and ice
blocked.
PCB mistakes to alarm.
Inform
the
customer
service center.
Refrigerant is too less.
Inspect leakage in system,
append refrigerant.
Replace the EXV and coil.
Cause of dirty and blocked,
replace the EXV, capillary and
filter. Vacuuming and append
refrigerant if ice blocked.
Inspect if the water flow is
normal, refer to the water flow
malfunction to analysis.
EXV cannot be opened.
The EXV, capillary and filter are
dirty, blocked and ice blocked.
The pressure controller is
broken or joint is loose.
Anti-freezing lower pressure
protection.
Inform the customer service
center.
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
Replace
the
pressure
controller, fixed joint.
Summary of Contents for MGBT-F120W/PN1
Page 28: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 29 60kW module ...
Page 29: ...R410A tropical air cooled scroll chiller unit 60Hz MCAC ATSM 2014 09 30 120kW module ...
Page 30: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 31 180kW module ...
Page 32: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 33 60kW module ...
Page 33: ...R410A tropical air cooled scroll chiller unit 60Hz MCAC ATSM 2014 09 34 120kW module ...
Page 34: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 35 180kW module ...
Page 36: ......
Page 46: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 47 ...
Page 48: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 49 MGCT D30W PN1 ...
Page 49: ...R410A tropical air cooled scroll chiller unit 60Hz MCAC ATSM 2014 09 50 ...
Page 51: ...R410A tropical air cooled scroll chiller unit 60Hz MCAC ATSM 2014 09 52 10 2 MGBT F60W PN1 ...
Page 54: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 55 ...
Page 55: ...R410A tropical air cooled scroll chiller unit 60Hz MCAC ATSM 2014 09 56 ...
Page 57: ...R410A tropical air cooled scroll chiller unit 60Hz MCAC ATSM 2014 09 58 10 4 MGBT F180W PN1 ...
Page 82: ...MCAC ATSM 2014 09 R410A tropical air cooled scroll chiller unit 60Hz 83 ...