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Malfunction
Turn on switch (31), the
motor does not start
Turn on switch (31), the
motor starts,
motor becomes hot,
saw blade running
Turn on switch (31), the
motor is blocked
Turn on switch (31), the
motor starts
Saw blade binding
Turn on switch (31), the
motor starts Gear head
(1) becomes hot
Turn on switch (31), the
motor starts
Saw blade does not run
Schmid & Wezel
D-75433 Maulbronn
Table 1: Troubleshooting
Possible cause
1. Connection to works mains defective
2. Circuit breaker of works mains FAULT
3. Switch (31) defective or connection loose
4. Core in lead (22) broken or defective
5. Fuse (41) defective
6. Field winding (2) or armature (5) defec-
tive
7. Soft-start electronics (20) defective
8. Soft-start electronics (20) connecting
lead not correctly connected to switch (31)
9. Carbon brushes (15) worn
10. Ventilation slots in motor housing (1) or
intermediate flange (9) are closed/clogged
11. Fan on armature (5) broken
12. Field winding (2) or armature (5) defec-
tive
13. Fan on armature (5) broken
14. Circlip (73) of gear wheel vst (72) bro-
ken or loose
15. Interior of gear head is full of lubricating
grease (overgreased)
16. Interior of gear head is full of lubricating
grease (overgreased)
17. Pinion (8) broken
18. Wobble bell (75) broken
Seite / Page
17/ 31
Remedy
Inspect the connection and
repair, as necessary
Inspect the circuit breaker,
switch on again or replace
Check contacts and connection,
replace switch if necessary
Inspect lead (22) and replace, if
necessary
Inspect, replace if necessary
Inspect, replace if necessary
Inspect, replace if necessary
Inspect and connect correctly, if
necessary
Inspect, replace if necessary
(see chapter 4.3)
Clean and open ventilation slots
again, then clean the motor (e.g.
air)
Replace the complete armature
(5), the fan is not available as a
spare part
Inspect, replace if necessary
Replace the complete armature
(5),
the fan is not available as a
spare part
Inspect, replace if necessary
Completely clean the interior,
then grease all individual parts
(see chapter 6.3)
Completely clean the interior,
then grease all individual parts
(see chapter 6.3)
Inspect, replace if necessary
Inspect, replace if necessary
Ausführung / Version
10.2007
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