MD Helicopters 369-500, Инструкция по техническому обслуживанию

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CSP-HMI-3
MD Helicopters, Inc
.
MAINTENANCE MANUAL
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Revision 14
96-45-00
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Neither this document nor any part hereof may be reproduced or transferred to
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purpose except as specifically authorized in writing by MD Helicopters, Inc.
Copyright
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1999 − 2016 by MD Helicopters, Inc.
support column is aligned with control
column handle during installation
(handle and hole should face aft).
(7). While installing lower support column,
twist grip on control handle until key
on upper internal aft (in control
column) engages keyway on lower
internal shaft (in support) column.
(8). Hold searchlight in assembled position
and have helicopter lowered to ground
with jacks or hoist (Ref. Sec. 07-00-00).
(9). Position upper bearing plate so that
lock slot faces aft, and secure plate to
floor pan with bolts.
(10). Assemble slidelock housing, spring, and
pin. Compress and hold spring com­
pressed, with a suitable tool so that
attachment end of pin protrudes from
housing.
(11). Insert slidelock pin through slot on
control column and into hole near top of
support column. Tighten setscrew on
top of support column making certain
that retaining hole in slidelock pin is
engaged. Remove tool used to compress
housing spring.
(12). Check mechanical operation of search­
light by extending, rotating, tilting,
retracting, and stowing unit. If exces­
sive friction is evident, spray lower
support column with dry lubricant
(CM102).
(13). Check that external wiring cable is
properly wrapped around support
column; then route cable through access
holes in lower fuselage skin and
searchlight lower support.
(14). Install seal and clamp on support to
retain external wiring cable.
(15). Connect wiring at splices SP66 and
SP67, ground terminal E27, and relays
K302 and K303. (For detailed wiring
instructions, refer to Initial Installation
- Electrical Wiring.)
(16). Verify that caution decal is attached to
forward side of control column just
below switch housing.
(17). Verify that light switch ON-OFF decal
is attached to top of control column just
forward of handle.
(18). Perform Searchlight Operational Check
of searchlight system.
4. Searchlight Lamp Replacement
(Ref. Figure 201) Remove and replace search­
light lamp as follows:
(1). Remove screws from lens ring and
remove ring from lamp housing.
(2). Lift sealed beam lamp from housing
and remove screws from wire terminals
at back of lamp. Remove lamp.
(3). Install replacement lamp by connecting
wire terminals in housing to back of
lamp, and secure wiring to lamp with
screws. Position lamp in housing.
(4). Install lens ring and secure to lamp
housing with screws.
5. Searchlight Operational Check
With helicopter on ground, perform operation­
al check of searchlight system as follows:
(1). Hoist or jack up helicopter until landing
gear skids or floats are approximately 2
feet (61 cm) above ground (Ref. Sec.
07-00-00).
(2). Place BATTERY-OFF-EXT PWR
(master) switch at BATTERY position.
(3). Using slidelock, extend searchlight to
full down position. SEARCHLIGHT
EXT
caution light on lower switch and
circuit breaker panel should come on
and stay on.
(4). Using control handle, check movement
of dual lights in forward aft, and tilted
positions; then return lights to forward
and level position. Lights should not
impinge on skids or floats.