Stanley AV 734 Serie Instrucciones Originales página 22

E N G L I S H
SYMPTOM
Placing tool Piston 1
will not return
Placing tool does not
eject the collar from the
anvil
Pull grooves on fastener
pintail stripped during
installation
Avdelok® or Avbolt® col-
lar not fully swaged
Pintail fails to release
from nose equipment
Placing tool and Hy-
draulic oil runs hot
Hydraulic Quick Cou-
plers 10 and 11 leak oil
All numbers in bold refer to the General Assembly and Parts List on pages 16, 17 and 18.
* Service Kit on page 12.
22
POSSIBLE CAUSE
Return flow restricted or blocked
Hydraulic Hoses not connected
Pump valve malfunction
Pump Return Timer setting incor-
rect – set too low
Pump return pressure relief valve
set too low
Low or erratic hydraulic pressure
supply
Worn or damaged hydraulic seals
in placing tool
Worn or damaged hydraulic seal-
ing surfaces in placing tool
Pump internal/external oil leak
Operator not pushing nose com-
pletely onto fastener pintail before
operating tool
Incorrect fastener length / grip
length
Worn or damaged jaw segments
Debris in jaw segments and/or
pintail grooves
Excessive sheet gap
Improper tool operation
Worn Anvil bore
Incorrect assembly of nose equip-
ment
Restriction in hydraulic line
High ambient temperature
Worn O-Ring in body of Quick
Coupler Male 10
REMEDY
Check Quick Couplers 10 and 11 for full
engagement and/or fault
Check for correct connections at pump
and placing tool
Refer to pump instruction manual
Adjust Return Timer to recommended
setting – refer to pump instruction manual
Adjust return pressure relief valve to cor-
rect setting – refer to pump instruction
manual
Refer to pump instruction manual
Inspect placing tool – replace worn or
damaged seals
Inspect placing tool – replace worn or
damaged components
Refer to pump instruction manual
Instruct operator in correct installation
method
Use correct fastener
Check and replace jaw set – refer to nose
equipment datasheet
Clean jaw segments – refer to nose
equipment datasheet
Close gap between sheets
Check and replace Anvil – refer to nose
equipment datasheet
Refer to nose equipment datasheet
Check hydraulic Quick Couplers 10 and
11 and replace if necessary
Replace O-Ring and Back-up Ring in
Quick Coupler 10
O R I G I N A L I N S T R U C T I O N
PAGE REF.
10
10
13 - 15
13 - 15
11
11
11
11
15
15