5
Supplier’s Federal Identification Code: 11815
TM-G704B_SR; Rev.: A
Date: 11/06/13
DCR# 13-1687
TROUBLESHOOTING
PROBLEM
POSSIBLE REASONS / SOLUTIONS
Piston does not move after depressing Trigger
- No air supply is connected:
Connect to a clean, filtered air source at 90 to 110 psi (6,2 to 7,6 bar).
- Faulty trigger:
Remove and replace trigger assembly.
- Broken power piston:
Service the Handle Subassembly.
Short stroke or low pull force
-
Significant fluid loss:
Bleed the system to purge the air out.
If performance doesn’t improve, or excessive leakage continues, see below.
Head Cylinder Fluid leakage
-
Leaks around the seals or fittings indicate that they are not tightened to seal
properly:
Tighten until no more leaks are observed.
-
Leaks at the front of head cylinder indicate worn/ damaged seals
Service head cylinder per instructions provided herein
Air leakage at the spool valve
-
Broken or dislodged valve spring-
Service and replace
-
Worn or damaged valve spool seals:
Disassemble and service air valve per Air
Sub-Assembly Overhaul Instructions.
Head piston is slow or seizes
- Piston or seal damage
: Service head cylinder.
-
Clogged air muffler or filter
Clean thoroughly with solvent and back-blow with
compressed air.
