Avdel 74200 Betriebsanleitung Seite 37

F a u l t D i a g n o s i s
S y m p t o m P o s s i b l e C a u s e
Pneumatic motor Air leak from motor
runs slowly Low air pressure
Air way blockage
Worn drive screw
Vanes jamming
Insert does not Stroke incorrectly set
deform properly Air pressure outside the tolerance
Low oil level
Insert out of grip
Drivescrew turns Worn or damaged drive shaft
independent of Worn or damaged drive screw
motor Adaptor nut loose
Locking ring 90 missing
Insert will not Incorrect Insert thread size
place onto Incorrect drive screw fitted
drivescrew Worn or damaged drive screw
Nose equipment incorrectly assembled
Tool is jammed Excessive stroke/
on placed insert Defective insert/
Worn or defective drive screw
Drive screw Stroke of tool excessive
breaks Side load on drive screw
Item numbers in bold refer to general assembly drawings and parts list (pages 14-15).
Other symptoms or failures should be reported to your local Avdel authorised distributor or repair centre.
R e m e d y
Check for worn seals. Replace
Increase
Clear restriction in air supply
Replace
Lubricate tool through air inlet
Adjust
Adjust
Prime tool
Check grip range of Insert
Replace
Replace
Tighten
Fit new locking ring
Change to correct insert
Change to correct drive screw
Replace
Disconnect air supply, re-fit nose
equipment carefully
DO NOT DEPRESS TRIGGER. Unlock
stroke locking device and bring
rear casing forward to zero stroke
position. Depress trigger. Tool
should spin off. Reset stroke. If not,
disconnect air to tool. Insert a
4 mm Ø pin through nose casing slots
into spindle 44. Turn until drive screw
leaves. Insert. Use new insert AND
drive screw.
Re-set stroke
Hold tool square to application when
placing Insert
P a g e R e f
13
7
8
7
7
16
8
8
13
8-9
continued overleaf
17