FTI LB-10 - Troubleshooting; Figure 5.0-1 FT-20 Powerpak; Figure 5.0-2 FT-200 Powerpak

Fatigue Technology Inc. 401 Andover Park East Seattle, WA • USA 98188-7605 Tel: (206)246-2010 Fax: (206)244-9886
10 57429 – Rev L
SECTION 5.0: TROUBLESHOOTING
This section provides solutions to some basic trouble spots. If you cannot solve your operational problems with the
information provided in this section, please contact your nearest FTI representative.
NOTE: Should difficulties originate in the PowerPak, consult the specific PowerPak Operations, Maintenance
and Repair Manual. Remember, always disconnect the PowerPak main air supply before performing any
repair or maintenance.
PROBLEM
CAUSE
SOLUTION
1. PowerPak will not build full
hydraulic pressure.
(a) The hydraulic pressure valve
has not been properly adjusted.
(a) Refer to Problem 4 for
resolution.
(b) One or more of the key air or
hydraulic lines has not been
securely connected.
(b) Check the following hose
connections:
(1) Main air line quick
disconnect fitting from
shop air system to
PowerPak.
(2) Hydraulic quick couplings
connecting the hoses to the
PowerPak manifold and
the puller to the hydraulic
hoses. See Figures 5.0-1
and 5.0-2.
(3) Two male/female air line
quick disconnect fittings
connecting the puller to the
PowerPak manifold.
(c) Inadequate external pressure.
(d) Inadequate air pressure.
(c) On FT-200, adjust external
pressure regulator.
(d) Check the main air supply has
not been interrupted and meets
minimum flow requirements
(90 psi (.621MPa), 50 cfm
(1.42m
3
/min)).
CAUTION:
Hydraulic oil under extreme pressure may cause serious injuries if not handled carefully. For
technical assistance, please contact FTI’s Sales Department.
Main
Air Input
Puller Unit Air
Hose Couplers
Puller Unit
Hydraulic
Hose Coupler
Trigger
Response Valve
Puller Unit Air
Hose Couplers
Puller Unit Hydraulic
Hose Couplers
Figure 5.0-1 Figure 5.0-2
FT-20 PowerPak FT-200 PowerPak