An error message is delivered only if the same fault occurs the number of
times set for an adjustable period of time.
The LPB system displays the following error messages only as common faults:
ackno
wledg
ment
Function error repetition
No.: Error text
Lo-
cation
error:
-
priorit
y
Manua
lly
Active
1. 1st status
message
Heat pump
operation
Responsibility
no.
207: Fault cooling circuit
LPB ---
---
---
---
---
1 (installer)
208: Flow supervision
LPB ---
---
---
---
---
1 (installer)
217: Sensor fault
LPB ---
---
---
---
---
1 (installer)
218: Pressure supervision
LPB ---
---
---
---
---
1 (installer)
6.23 Service / special operation
Maintenance functions
Maintenance functions can be used as a preventive measure for periodic monitoring of
plant. All maintenance functions can be individually activatd and deactivated.
The controller delivers maintenance messages automatically if the settings made for
the maintenance functions are violated, either upward or downward.
Line no.
Operating line
7070
HP interval
7071
HP time since maint
7072
Max starts compr1/hrs run
7073
Cur starts compr1/hrs run
7074
Max starts compr2/hrs run
7075
Curr starts comp2/hrs run
7076
Diff condens max/week
7077
Cur diff condens max/week
7078
Diff condens min/week
7079
Cur diff condens
min/week
7080
Diff evap max/week
7081
Cur diff evap max/week
7082
Diff evap min/week
7083
Cur diff evap min/week
7090
DHW storage tank interval
7091
DHW stor tank since maint
7092
DHW charg temp HP min
7093
Curr DHW charg temp HP
Only RVS61..
Interval for heat pump maintenance
Setting of interval (in months) at which the heat pump requires service.
HP interval
Display of period of time (in months) elapsed since last service visit.
HP time since maint
If the value is above setting "HP interval" (7070), symbol
appears on the display and
a maintenance message on the info level:
17: HP interval
(priority 6)
This parameter can be reset, provided the respective access right is granted.
Reset
Maximum number of starts of compressor 1 per hour run
Setting the maximum permissible number of starts of compressor 1 per hour run.
Max starts compr1/hrs run
Average number of starts of compressor 1 per hour run, reached over the last 6 weeks.
Cur starts compr1/hrs run
206/258
Siemens Switzerland Ltd
User manual RVS61.843, RVS41.813
CE1U2355en_02
HVAC Products
6 The settings in detail
28. September 2009