Stanley 73483, Instruction And Service Manual

Page: 19 / 92

7. FAULT DIAGNOSIS
SYMPTOM POSSIBLE CAUSE REMEDY PAGE REFERENCE
Placing tool will not
operate
Inoperative pump unit
Check pump power supply and
refer to pump unit instruction
manual
Faulty Quick Couplers 9 and 10 Replace Quick Couplers 15
Trigger Control Cable 14 not
connected correctly
Check Control Cable is correctly
connected at pump and placing
tool
11
Damaged Trigger Switch 6 or
Control Cable 14
Replace Trigger Switch and/or
Control Cable
16
Trigger Switch 6 does not
function
Pump in local mode Refer to pump instruction manual
Trigger Switch 6 , Control Cable
14 or connector damaged
Replace Trigger Switch and/or
Control Cable
16
Pump running but
placing tool does not
function
Hydraulic Hoses not connected
Check for correct connections at
pump and placing tool
11
Low oil level
Ensure placing tool is fi lled with oil
and correctly primed Refer to pump
instruction manual
11
Placing tool external oil leak
Inspect placing tool – replace worn
or damaged components
13 – 17
Hose Assembly external oil leak
Inspect Hose Assembly – ensure
hose connections are tight and/or
replace damaged hose connectors
16
Pump internal/external oil leak Refer to pump instruction manual
Placing tool operates
erratically
Low or erratic hydraulic pressure
supply
Refer to pump instruction manual
Worn or damaged hydraulic seals in
placing tool Inspect placing tool – replace worn
or damaged seals
13 – 17
Worn or damaged hydraulic sealing
surfaces in placing tool Inspect placing tool – replace worn
or damaged components
13 – 17
Pump internal/external oil leak Refer to pump instruction manual
Pump builds full pressure,
but pintail does not break
Breakload greater than placing tool
capacity at full pressure
Refer to placing tool specifi cation 6 – 7
Flow to placing tool blocked
Check Quick Couplers 9 and 10 for
full engagement
11
Pump pressure relief value set too
low Adjust pressure relief valve settings
– refer to pump instruction manual
Pull grooves on fastener pintail
stripped
See symptom on page 20 12 – 13
Improper tool operation 11 - 12
Placing tool Piston 18 will
not return
Return fl ow restricted or blocked
Check Quick Couplers 9 and 10 for
full engagement and/or fault
12
Hydraulic Hoses not connected
Check for correct connections at
pump and placing tool
12
Pump valve malfunction Refer to pump instruction manual
19
O R I G I N A L I N S T R U C T I O N E N G L I S H