Gage Bilt GB703VT Manual de instalación - Página 8
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TROUBLESHOOTING
Providing all maintenance conditions have been met, follow this systematic approach to diagnosis.
1. MORE THAN ONE PULL IS REQUIRED TO BREAK RIVET.
a)
Tool needs to be bled. (See filling and bleeding instructions.)
b)
Spring has fatigued, replace.
c)
Jaws are stripped or packed with chips. Clean or replace.
d)
Incorrect nose tip.
2. SLOW OR PARTIAL OPERATION WHEN THE ACTUATOR LEVER ASSY (704343) IS DEPRESSED
a)
Polyseal (405865) and o'ring (400788) on piston (703607) could be worn or damaged. Replace.
b)
Back-up ring (401102) and o'rings (S945) on piston rod assy (704138) could be worn or damaged. Replace.
c)
Muffler (704146) or filter inside valve spool assy (703142) may be plugged with dirt. Clean thoroughly and back-blow
with compressed air.
d)
Hole in metering screw in valve spool assy (703142) may be blocked or damaged. Hole diameter should be .028". Clear
and size or replace.
3. NO OPERATION WHEN ACTUATOR LEVER ASSY (704343) IS DEPRESSED
a)
Tool seized due to mechanical failure or damaged parts.
4. OIL LEAKAGE
a)
DO NOT
OPERATE WITH OIL LEAKING FROM TOOL. HIGH PRESSURE OIL MAY CAUSE SEVERE PERSONAL INJURY.
b)
Any oil leaking externally should be traced to its source. An o'ring or seal that leaks should be replaced.
5. AIR BYPASS FROM VALVE HOUSING
a)
If the spring (704141) breaks or dislodges, air will flow freely through the muffler (704146). Replace or reset. Valve
spring installation tool (704162) is recommended.
b)
Check o'rings on valve sleeve (703139), valve spool assy (703142), and valve plug (704145). If worn or damaged,
replace. Valve sleeve removal tool (704163) is recommended.
6. FASTENER STEM JAMMED IN NOSE ASSEMBLY
a)
Nose assembly components require service.
disassemble. Replace worn or broken parts. Clean the surface the jaws ride on.
b)
Stems lodged side by side in the follower. Disassemble, remove stems, and reassemble.
c)
Incorrect follower.
7. PINTAIL IS NOT BEING VACUUMED THROUGH
a) Check vacuum pressure using vacuum gage (703567) (sold separately). NOTE: Offset nose assemblies must be checked
by removing the vacuum line from the nose assembly.
b) Press gage against the vacuum line or nose assembly to create seal. Optimum vacuum pressure at nose assembly must
be between 15-22 in.Hg.
HOW TO CLEAN VACUUM REGULATOR
1.
Remove vacuum regulator (703515) from hose.
2.
Remove (4) S.H.C.S. from front of regulator and disassemble.
3.
Clean both pieces in clean mineral spirits and blow dry.
4.
Reassemble and connect hoses.
Note: The vacuum regulator may visually appear clean, but still may be contaminated with a thin film, therefore, the steps above
should be performed to assure best performance.
S/N: 3157 AND ABOVE
PLEASE CONTACT GAGE BILT FOR ALL OTHER SERIAL NUMBERS.
DISCONNECT AIR FROM
8
TOOL, remove the nose from the tool and
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