Wilo STRATOS GIGA, Installation And Operating Instructions Manual, Page: 121 / 265

English
Installation and operating instructions Wilo-Stratos GIGA, GIGA-D, GIGA B
(11-22kW)
121
E025 Faulty contact Electronic module has no
contact to motor Request customer service A A
Winding interrupted Motor faulty Request customer service
E026 WSK or PTC
interrupted Motor faulty Request customer service B A
Electronic
module error E030 Excess temperature
Electronic module Limited air supply to the
heat sink of the
electronic module Provide unobstructed air
access B A
E031 Excess temperature,
hybrid/power
section Ambient temperature too
high Improve room ventilation B A
E032 Intermediate circuit
undervoltage Voltage fluctuations in
the mains Check electrical installation F D
E033 Intermediate circuit
overvoltage Voltage fluctuations in
the mains Check electrical installation F D
E035 DP/MP: multiple
instances of same
identity Multiple instances of
same identity Reallocate master and/or slave
(see chapter 9.2 "Double pump
installation/ Y-pipe
installation" on page 110) E E
Communica-
tion errors E050 BMS communication
timeout Bus communication
interrupted or timed out
Cable break Check cable connection to
building automation F F
E051 Impermissible DP/
MP combination Different pumps Request customer service F F
E052 DP/MP
communications
timeout Cable MP communication
defective Check cable and cable
connections E E
Electronics
errors E070 Internal
communication
error (SPI) Internal electronics error Request customer service A A
E071 EEPROM error Internal electronics error Request customer service A A
E072 Power section/
electronic module Internal electronics error Request customer service A A
E073 Impermissible
electronic module
number Internal electronics error Request customer service A A
E075 Charging relay
defective Internal electronics error Request customer service A A
E076 Internal transformer
defective Internal electronics error Request customer service A A
E077 24 V operating
voltage for
differential pressure
sensor defective Differential pressure
sensor defective or
connected incorrectly Check differential pressure
sensor connection A A
E078 Impermissible motor
number Internal electronics error Request customer service A A
E096 Infobyte not set Internal electronics error Request customer service A A
E097 Flexpump data
record missing Internal electronics error Request customer service A A
E098 Flexpump data
record invalid Internal electronics error Request customer service A A
E110 Motor
synchronisation
error Internal electronics error Request customer service B A
Classification No. Error Cause Remedy Error type
HV AC