Fujitsu Waterstage WS G140DC6 Series - Page 79

Split system (Single phase and 3-phase type)
Maintenance Document 1544-1 79
Table of error messages which can be displayed:
Reset
No. Designation of error Location
Manual Automatic
HP oper.
0: No fault
10: Outdoor sensor BX4 (X84) No No Yes
30: Flow sensor 1 BX1 (X80) No No Yes
31: Cooling flow sensor 1 BX1 (X80) No No Yes
32: Flow sensor 2 BX31 (X153) No No Yes
33: Heat pump flow temp sensor
error
BX1 (X80) No No Yes
44: Heat pump return temp sensor
error
BX2 (X80) No No per diagram
50: DHW temp sensor 1 BX3 (X84) No No Yes
60: Room sensor 1 No No Yes
65: Room sensor 2 No No Yes
76: Special sensor 1 Bx No No Yes
83: BSB wire short-circuit No No Yes
84: BSB, address collision No No Yes
85: Radio communication error No No Yes
98: Extension module 1 No No Yes
99: Extension module 2 No No Yes
100: 2 master clocks on bus No No Yes
102: Clock without running supply No No Yes
105: Maintenance message No No Yes
121: HC1 flow temp too low No No Yes
122: HC2 flow temp too low No No Yes
126: DHW charge monitoring No No Yes
127: Anti-legionella temperature No No Yes
134: Heat pump alarm summary E20 Yes Number * No
138: No heat pump control sensor No Yes No
146: Sensor / control device
configuration
No No Yes
171: Alarm contact 1 activated H1/H31 No No Yes
172: Alarm contact 2 activated H21/H22/H32 No No Yes
174:Alarm contact 4 active H3 No No Yes
178: HC1 safety thermostat No No Yes
179: HC2 safety thermostat No No Yes
201: Frost alarm BX1 (X80) Yes No No
243: Swimming pool sensor BX34 (X154) No No Yes
325: BX/ext unit: same sensors No No Yes
327: Ext modules: same functions No No Yes
329: Ext modules/mixing grp: same
functions
No No Yes
330: BX1 no function No No Yes
331: BX2 no function No No Yes
332: BX3 no function No No Yes
333: BX4 no function No No Yes
334: BX5 no function No No Yes
335: BX21 no function No No Yes
336: BX22 no function No No Yes
357: cooling circuit flow temp not
reached
No No Yes
359: no cooling valve Y21 No No Yes
360: no process reversing valve
Y22
No No Yes
364: Heat pump cooling system
error
No No Yes
369: External fault No
370: Outdoor unit fault No
Number* If such statuses or events occur for the first
time, they will not directly generate a fault message,
but only a status message.
Only if the anomaly occurs repeatedly over a
predefined time period and at a given frequency
(number) will an error message be generated.