 |
|||
|
|
|||
|
Page Title:
TSUM - 2-029 Upper Winch Function Check Part 1 |
|
||
| ||||||||||
|
|
 TM 5-5420-279-23
All Maintainer Tasks
Upper W inch
does not operate
W ARNING
CRUSH INJURY. BEFORE CARRYING OUT
CAUTION
TROUBLESHOOTING INVOLVING SV10, A
W hen checking function of
SUSPENDED OR PART BUILT BRIDGE M UST
winches by paying out rope allow
Select top winch
BE M ADE SAFE EITHER BY COM PLETING THE
ONLY SUFFICIENT SLACK to
function on chest
BUILD OPERATIONS IN BACK-UP M ODE OR
dem onstrate correct functioning.
pack.
BY RETRIEVING THE BRIDGE.
DO NOT ALLOW SLACK rope to
Operate joystick
CRUSH INJURY. A SUSPENDED BRIDGE W ILL
becom e caught on other parts of
to pay out rope.
M OVE IF SV10 IS M ANUALLY OPERATED AND
the equipm ent or becom e
NOTE CAUTION
THE CHEST PACK RIGHT-HAND JOYSTICK IS
incorrectly positioned on sheave
M OVED FROM THE CENTRAL POSITION
blocks etc.
CAUSING ACTIVATION OF OTHER SOLENOID
VALVES.
Does
No
Yes
winch rotate to
pay out
Operate joystick to
Carry out electrical checks
rewind rope
on solenoid valves
SV6, SV10 on Launch
Fram e Pilot Manifold
NOTE W ARNING and
Carry out electrical checks on
SV13b, SV14b, SV15a &
solenoid valves
PV1b on Launch Fram e
SV6, SV10 on Launch Fram e
Does
W inch Control Manifold
Pilot Manifold
No
winch rotate to
NOTE W ARNING and
wind in
SV13b, SV14b, SV15a & PV1a
on Launching Fram e W inch
Control Manifold
Yes
Ensure LED & MIMIC
panel indications
correspond to energisation
Fault cleared
Fit pressure gauge to
Fit pressure gauge
Ensure LED & MIMIC panel
TPA2 on W inch Control
to TPA1 on W inch
indications correspond to
Manifold. Operate joystick
Control Manifold.
energisation chart in Appendix
to pay out.
Operate joystick to
NOTE CAUTION
wind in
Does
Go to Part
Go to Part
No
gauge read 3191 psi
2
4
(22000 kPa)
Yes
Check winch for m echanical
fault or jam m ing See -10 chapter 9. If
required replace upper winch
assem bly. See m aintenance rocedure
6-017
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals