Mitsubishi Electric PUHY-200YMF-B Service Handbook page 155

1 PU(H)Y-(P)200·250YMF-B
E: E2 Contents stored in the E2PROM; M: Monitored by the IC through communications; E*: Stored in service memory.
No SW1 Item
12345678910
0 0000000000 Relay Output
Display 1 (Lights
up to display)
Check Display 1
OC Error
1 1000000000 Relay Output
Display 2
2 0100000000 Check Display 2
(Including the IC)
3 1100000000
4 0010000000
5 1010000000
6 0110000000 External Signal
(Signal being
input)
7 1110000000 Outdoor Unit
Operation Display
8 0001000000 Indoor Unit Check
9 1001000000
10 0101000000 Indoor Unit
Operation Mode
11 1101000000
12 0011000000 Indoor Unit
Thermostat ON
13 1011000000
14 0111000000
15 1111000000 Outdoor Unit
Operation Mode
16 0000100000 Outdoor Unit
Control Mode
17 1000100000 Preliminary Error
in Outdoor Unit
18 0100100000
19 1100100000
20 0010100000
LD1 LD2 LD3
COMP Crankcase 21S4 SV1
Operat- Heater ON
ing
Address and error code reversed
Address and error code reversed
Auto Auto
changeover changeover
mode (cooling) mode (heating)
Warm- 3 minutes, Com-
up restart pressor
mode protection mode operating
Unit Unit Unit Unit
No. 1 No. 2 No. 3 No. 4
Unit Unit Unit Unit
No. 9 No. 10 No. 11 No. 12
Unit Unit Unit Unit
No. 1 No. 2 No. 3 No. 4
Unit Unit Unit Unit
No. 9 No. 10 No. 11 No. 12
Unit Unit Unit Unit
No. 1 No. 2 No. 3 No. 4
Unit Unit Unit Unit
No. 9 No. 10 No. 11 No. 12
Permis- Standby Defrost Cooling
sible Stop
Cooling Heating
Refrigerant Refrigerant
Recovery Recovery
High Low Discharge Overcurrent
Pressure Pressure Tempera- Protection
Error 1, 2 Error 1, 2 ture Error
Suction Configuration Comp. Reverse
pressur Detection tempera- Phase, Open
Error Error ture Error Phase Error
TH1 TH2 TH3 TH4
Error Error Error Error
TH7 TH8 TH9 TH10
Error Error Error Error
–153–
Display
LD4 LD5 LD6 LD7
SV2
0 ~ 9999
SSR
0 ~ 9999
Prelimi- Error
nary
Error
Unit Unit Unit
No. 5 No. 6 No. 7
Unit Unit Unit
No. 13 No.14 No. 15
Unit Unit Unit
No. 5 No. 6 No. 7
Unit Unit Unit
No. 13 No.14 No. 15
Unit Unit Unit
No. 5 No. 6 No. 7
Unit Unit Unit
No. 13 No.14 No. 15
Heating
Cooling Cooling Heating
High Oil Low Oil High Oil
Recovery Recovery Recovery
Heat Sink Overcurrent INV
Thermostat Break Error
Operating
TH5 TH6 HPS
Error Error Error
LPS
Error
Remarks
LD8
Lights for LD8 is a relay output indicator which
Normal lights up at all times when the
Operation microcomputer's power is ON.
When sending of a monitoring re-
quest to IC/BC is terminated, if there
is no error, "- - - -" is displayed. E*
E*
If there is no error,
"- - - -" is displayed. E*
E*
E*
Unit Lights up if an abnormal stop
No. 8 has occurred in the IC. The
indicator for Unit No. 1 goes off
Unit when error reset is carried out
No. 16 from the smallest address. M
Unit Lights up during
No. 8 cooling.
Blinks during heating.
Unit Goes off during stop
No. 16 and blower operation. M
Unit Lights up when
No. 8 thermostat is ON.
Goes off when
Unit thermostat is OFF.
No. 16 M
E*
Heating
Low Oil
Recovery
Over- The flag correspond-
charged ing to the item where
Refrigerant there is an error
delay lights up. E*
THHS
Error