EFA SK23/ 18, Operating Instructions Manual, Page: 24 / 35

Schmid & Wezel
D-75433 Maulbronn Seite/ Page
23/ 34
Ausführung/ Version
0
2
.20
1 4
Turn on switch (31), the
motor starts
Saw blade does not come
up to speed
Saw blade too slow
(n=1350 rpm)
16. Centrifugal brake is set with too
high a braking effect
Adjust to a braking time of under 3 s
(see chapter 3.5 "Repair of the cen-
trifugal brake" (p. 21))
Turn on switch (31), the
motor is blocked
17. Fan on armature (5) broken
Replace the complete armature (5),
the fan is not available as a spare part
18. Circlip (81) of gear wheel vst
(80) broken or loose
Inspect, replace if necessary
Turn on switch (31), the
motor starts
Saw blade binding
19. Interior of gear head is full of
lubricating grease (overgreased)
Completely clean the interior, then
grease all individual parts (see )chap-
ter 5.3 "Extended maintenance (after
approx. 500 operating hours)" (p. 24)
Turn on switch (31), the
motor starts
Gear head (1) becomes
hot
20. Interior of gear head is full of
lubricating grease (overgreased)
Completely clean the interior, then
grease all individual parts (see )chap-
ter 5.3 "Extended maintenance (after
approx. 500 operating hours)" (p. 24)
Turn on switch (31), the
motor starts
Saw blade does not run
21. Pinion (8) broken Inspect, replace if necessary
Saw is unusually loud
(motor or gear head)
22. Motor bearings (7+6) defective Inspect, replace if necessary
23. Bevel gear pair (70) incorrectly
adjusted
Adjust correctly with shims (87)
24. Bevel gear pair (70)
Teeth worn or broken
Inspect, replace if necessary
25. Bearings in gear head defective
(see spare parts list)
Inspect, replace if necessary
26. Bearing of planetary gear (78)
defective
Inspect, replace if necessary
27. Hollow wheel (61) or gear wheel
vst (80)
Teeth worn
Inspect, replace if necessary
Brush sparking in motor
28. Armature (5) soiled or defective
Inspect and clean armature (see
chapter 3.4 "Changing the carbon
brushes" (p. 20), replace if necessary
29. Carbon brushes (15) worn
Inspect, replace if necessary, (see
chapter 3.4 "Changing the carbon
brushes" (p. 20))
Saw blade "wobbles"
30. Saw blade not correctly installed
or secured
Check mounting
retighten nut to 50 Nm, if necessary
No cutting performance 32. Saw blade blunt Sharpen or replace saw blade
Water in gear head
33. Seals (12a and 91) or O-ring
(82) defective
Inspect, replace if necessary
Table 3: Troubleshooting