Gage Bilt GB714 Manual Petunjuk Asli - Halaman 12

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Providing all maintenance conditions have been met, follow this systematic approach to diagnosis.

1. MORE THAN ONE PULL IS REQUIRED TO BREAK FASTENER.

Tool needs to be bled. (See filling and bleeding procedure pg. 11).

Spring has fatigued, replace.

Jaws are stripped or packed with chips. Clean or replace.

Incorrect nose tip.

2. SLOW OR PARTIAL OPERATION WHEN THE ACTUATOR ASSY-AIR (704130) IS DEPRESSED.

Polyseal (A-1119) and o'ring (400793) on the piston (713211) could be worn or damaged. Replace.

Back-up ring (S213) and o'ring (A-1581) on the piston rod assy (714136) could be worn or damaged. Replace.

Muffler (744143) or filter inside valve spool assy (743142) may be plugged with dirt. Clean thoroughly and back-blow

with compressed air.

Hole in metering screw in valve spool assy (743142) may be blocked or damaged. Hole diameter should be .028" (.71 mm).

Clear and size or replace.

3. NO OPERATION WHEN ACTUATOR ASSY-AIR (704130) IS DEPRESSED.

Tool seized due to mechanical failure or damaged parts.

4. OIL LEAKAGE.

DO NOT

OPERATE WITH OIL LEAKING FROM TOOL. HIGH PRESSURE OIL MAY CAUSE SEVERE PERSONAL INJURY.

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.

If the spring (744144) breaks or dislodges, air will flow freely through the muffler (744143). Replace or reset. Valve

spring installation tool (744251) is recommended.

Check o'rings on valve sleeve (743144), valve spool assy (743142), and valve plug (744142). If worn or damaged,

replace. Valve sleeve removal tool (744152) is recommended.

6. FASTENER STEM JAMMED IN NOSE ASSEMBLY.

Nose assembly components require service.

disassemble. Replace worn or broken parts. Clean the surface the jaws ride on.

Stems lodged side by side in the follower. Disassemble, remove stems, and reassemble.

Incorrect follower.

GB714 INSTALLATION TOOL

S/N: 1001 AND ABOVE

PLEASE CONTACT GAGE BILT FOR ALL OTHER SERIAL NUMBERS.

TROUBLESHOOTING

DISCONNECT AIR FROM

Disconnect air from tool.

Remove end cap.

Slide Stroke Limiter over rear Piston. (See Nose Assy

Selection Chart pg. 18 to select Stroke Limiter).

Tighten End Cap onto tool. (See pg. 10 for torque setting).

Images may not reflect actual tool

TOOL, remove the nose from the tool and

STROKE LIMITER

REV. 3/21