OPERATION
Menu structure
12 | WPM 3 www.stiebel-eltron.com
5.2 DIAGNOSIS menu
For heating system and heat pump troubleshooting and analysis,
you can call up all important process data and BUS subscribers
under DIAGNOSIS and carry out a relay test.
Note
Menu item RELAY TEST SYSTEM is protected by a code
and can only be accessed by a qualified contractor.
Level 2 Level 3
SYSTEM STATUS
BUFFER CHARGING PUMP
DHW VALVE
HEATING CIRCUIT PUMP
MIXER PUMP
MIXER OPEN
MIXER CLOSE
SOURCE PUMP
COOLING MODE
BUFFER CHARGING PUMP 1
BUFFER CHARGING PUMP 2
BUFFER CHARGING PUMP 3 - 6
DHW CHARGING PUMP
HEAT SOURCE 2
DHW CIRCULATION PUMP
SOLAR CIRCUIT PUMP
NHZ 1
NHZ 2
NHZ 1/2
POWER-OFF
HEAT PUMP STATUS 1 - 6
REMAINING IDLE TIME
COMPRESSOR
COMPRESSOR ND
COMPRESSOR HD
COMPRESSOR 1
COMPRESSOR 2
NHZ 1
NHZ 2
NHZ 1/2
DEFROST VALVE
PRESSURE COMPENSATION
OIL COMPENSATION
OIL SUMP
FAN
RIBBON HEATER
EXTERNAL COMPRESSOR ON
EXTERNAL FAULT
HD LIMITER
HD/TEMPERATURE MONITOR
DEFROST SIGNAL
CENTRAL INPUT
INVERTER POWER SUPPLY
FAULT
FORCED HEATING
COOLING MODE
HEAT PUMP ANALYSIS 1-6
SET SUPERHEATING
ACTUAL SUPERHEATING V
CONTROL DEVIATION
P FACTOR
I FACTOR
D FACTOR
PRE-CTRL OPENING EXV
Level 2 Level 3
OPENING EXV
SET SUPERHTG SG V HD
ACTUAL SUPERHTG SG V HD
P FACTOR V-HD
I FACTOR V-HD
D FACTOR V-HD
SET SUPERHEATING SG V-ZE
ACTUAL SUPERHEATING SG V-ZE
P FACTOR V-ZE
I FACTOR V-ZE
D FACTOR V-ZE
V OPENING DEGREE EXV ZE
OPENING EXV ZE
SUPERCOOLING COND
ACTUAL SUPERHEATING REK
INTERMEDIATE INJ PRESSURE
ACTUAL SUPERHEATING ZE
AMBIENT TEMP. INVERTER
TEMP. INV. COMPRESSOR
TEMPERATURE INV. FAN
MOTOR CURRENT
BYPASS VALVE OPENING LVL
SYSTEM
BUS SUBSCRIBER
HEAT PUMP TYPE
INTERNAL CALCULATION
INTERVAL
LIVE STAGES
FAULT LIST
RELAY TEST SYSTEM
DHW CIRCULATION PUMP
BUFFER CHARGING PUMP 1
BUFFER CHARGING PUMP 2
DHW CHARGING PUMP
HEATING CIRCUIT PUMP
HEAT SOURCE 2
WE 2 MIN OUTPUT
WE 2 MAX OUTPUT
MIXER OPEN
MIXER CLOSE
MIXER PUMP
SOURCE PUMP
SOLAR CIRCUIT PUMP
COOLING MODE
DRAIN HYD
NHZ 1
NHZ 2
NHZ 3
RELAY TEST HEAT PUMP 1-6
DEFROST
FAN
NHZ 1
NHZ 2
OIL SUMP
COMPRESSOR
STEPPER MOTOR PHASE 1
STEPPER MOTOR PHASE 2
STEPPER MOTOR PHASE 3
STEPPER MOTOR PHASE 4
STEPPER MOTOR PHASE 1 ZE
STEPPER MOTOR PHASE 2 ZE
STEPPER MOTOR PHASE 3 ZE
STEPPER MOTOR PHASE 4 ZE