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EFA SK23/18 Betriebsanleitung Seite 24

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Turn on switch (31), the
motor starts
Saw blade does not come
up to speed
Saw blade too slow
(n=1350 rpm)
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
Saw is unusually loud
(motor or gear head)
Brush sparking in motor
Saw blade "wobbles"
No cutting performance
Water in gear head
Schmid & Wezel
D-75433 Maulbronn
Table 3: Troubleshooting
16. Centrifugal brake is set with too
high a braking effect
17. Fan on armature (5) broken
18. Circlip (81) of gear wheel vst
(80) broken or loose
19. Interior of gear head is full of
lubricating grease (overgreased)
20. Interior of gear head is full of
lubricating grease (overgreased)
21. Pinion (8) broken
22. Motor bearings (7+6) defective
23. Bevel gear pair (70) incorrectly
adjusted
24. Bevel gear pair (70)
Teeth worn or broken
25. Bearings in gear head defective
(see spare parts list)
26. Bearing of planetary gear (78)
defective
27. Hollow wheel (61) or gear wheel
vst (80)
Teeth worn
28. Armature (5) soiled or defective
29. Carbon brushes (15) worn
30. Saw blade not correctly installed
or secured
32. Saw blade blunt
33. Seals (12a and 91) or O-ring
(82) defective
Seite/ Page
23/ 34
Adjust to a braking time of under 3 s
(see chapter 3.5 "Repair of the cen-
trifugal brake" (p. 21))
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 )chap-
ter 5.3 "Extended maintenance (after
approx. 500 operating hours)" (p. 24)
Completely clean the interior, then
grease all individual parts (see )chap-
ter 5.3 "Extended maintenance (after
approx. 500 operating hours)" (p. 24)
Inspect, replace if necessary
Inspect, replace if necessary
Adjust correctly with shims (87)
Inspect, replace if necessary
Inspect, replace if necessary
Inspect, replace if necessary
Inspect, replace if necessary
Inspect and clean armature (see
chapter 3.4 "Changing the carbon
brushes" (p. 20), replace if necessary
Inspect, replace if necessary, (see
chapter 3.4 "Changing the carbon
brushes" (p. 20))
Check mounting
retighten nut to 50 Nm, if necessary
Sharpen or replace saw blade
Inspect, replace if necessary
Ausführung/ Version
02.2014

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Sk30/18

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