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Page Title:
TSUM - 3-020 A-Frame Rotate (Park) (119) Part 1 |
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 TM 5-5420-279-23
A-Fram e does not rotate when
A-Fram e Rotate Park Button on
Operator Panel is pressed
For the A-Fram e to rotate to the parked position
the following conditions m ust be satisfied:-
* Neutral gear selected
* Parking brake applied
* Tail Lift Pendant connected & powered
* Chest Pack not connected
* 4-Position Switch at position 2
* A-Fram e unfolded (open)
* A-Fram e Rotate Park button depressed
Power down & replace
Perform
defective Interface
No
Enclosure. To replace
lam p test on
Operator Panel. Are all
Interface Enclosure see
lam ps lit?
m aintenance procedure
5-098
Yes
Are
Is
Adjust / replace Lim it
Lim it Switches
launcher
Switch(es) as
LS2 & LS4 functioning
No
No
deploym ent lam p and
appropriate.
correctly? See wiring diag
solenoid SV19a lam p lit on
See m aintenance
G406-8604 Sheet 5 at
Operator
procedure 5-023
Panel?
Yes
Yes
Is
Disconnect connector
solenoid SV19a
Insert probes of DMM
No
from solenoid SV19a.
connector LED lit on the
into sockets 1 & 2 of
See m aint procedure
A-Fram e Rotate
connector
5-141
Manifold?
Yes
Disconnect connector from
solenoid SV19a.
See m aint procedure 5-141
Replace solenoid
Connect DMM across solenoid
harness if
Is 24V
Yes
coil pins. See resistance
connector LED
solenoid supply
check in m aint procedure
not lit. See
present?
5-124
m aintenance
procedure 5-139
No
Replace faulty harness, Interface
Power down & check
Enclosure or junction box as appropriate
harness continuity from
using the following m aintenance procedures:-
solenoid SV19a to
Go to
Harness 5-139
Interface Enclosure
Part 2
Interface Enclosure 5-098
using the cable routing
Slide Fram e Junction Box
tables in section 3.6 of
5-089
Chapter 3
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