Avdel 74201 Betriebsanleitung Seite 42

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
runs slowly
Insert does not
deform properly
Drivescrew turns
independent of
motor
Insert will not
place onto
drivescrew
Tool is jammed
on placed insert
Drive screw
breaks
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
18
Air leak from motor
Low air pressure
Air way blockage
Worn drive screw
Vanes jamming
Force incorrectly set
Air pressure outside the tolerance
Low oil level
Insert out of grip
Worn or damaged drive shaft
Worn or damaged drive screw
Adaptor nut loose
Lock Nut 6 missing
Incorrect Insert thread size
Incorrect drive screw fitted
Worn or damaged drive screw
Nose equipment incorrectly assembled
Excessive force/
Defective insert/
Worn or defective drive screw
Force of tool excessive
Side load on drive screw
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 lock nut
Change to correct insert
Change to correct drive screw
Replace
Disconnect air supply, re-fit nose
equipment carefully
DO NOT DEPRESS TRIGGER. Unlock
force locking device.
Depress trigger. Tool
should spin off. Reset force. If unable to reset,
disconnect air to tool. Insert a
4 mm Ø pin through nose casing slots
into Spindle Connector 3. Turn until drive screw
withdraws from the insert. Use new insert and
drive screw.
Re-set force
Hold tool square to application when
placing Insert
®
authorised distributor or repair centre.
P a g e R e f
13
7
8
7
7
17
8
8
13
8-9
continued overleaf