9. Malfunctions, causes, and remedies
Fuse replacement, Fig. 31
Blade-type fuse FK1 3A (32 V) acc.
to ISO 8820-3
EN
WARNING
Electric shock
De-energize the controller prior to
beginning work.
Only qualified personnel autho-
rized by the operator may perform
work on the controller unit.
The electrical operating conditions
and local regulations (e.g., DIN,
VDE) must be observed.
81
9
9.1 Fuse replacement
• Remedy the cause of malfunction!
• Remove the defective blade-type fuse (1)
from the fuse holder (2)
• Insert a new 3-amp blade-type fuse (1)
into the fuse holder (2)
2
1
)See Figure 31
9. Malfunctions, causes, and remedies
The following tables provide an overview
of possible malfunctions and their causes.
Contact the SKF Service department if you
cannot remedy the malfunction.
IMPORTANT NOTE
Defective controller must be replaced. Only
SKF Service is capable of repairing them.
IMPORTANT NOTE
Before replacing a defective fuse, first
remedy the cause of the malfunction.
IMPORTANT NOTE
The LMC 301 Controller contains
electronic components that can be
destroyed by accidental electro-
static charge or discharge (ESD).
To prevent possible damage due to
ESD, hands and any tools must be
discharged on a bare grounded po-
sition on the installation site prior to
performing any work on the opened
controller. Conductors or compo-
nents within the device must not be
touched under any circumstances.