Siemens RVS41.813 - 6.23 Service; special operation; Maintenance functions

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
A
ctive
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 sin
ce 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
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Siemens Switzerland Ltd User manual RVS61.843, RVS41.813 CE1U2355en_02
HVAC Products 6 The settings in detail 28. September 2009