MD Helicopters 369-500, Инструкция по техническому обслуживанию

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CSP-HMI-3
MD Helicopters, Inc
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MAINTENANCE MANUAL
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Revision 7
95-10-30
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1999 − 2016 by MD Helicopters, Inc.
(c). Drill instrument panel for bracket
installation in location shown.
(2). (Primary location only) If -7 clamp and
-11 bracket will be installed, perform
the following steps:
(a). Drill clamp, using 13/64 drill bit.
(b). Drill bracket for nutplates, using
13/64 inch (5.16 mm) drill followed
by 3/32 inch (2.38 mm) drill for rivet
holes. Rivet nutplates to bracket.
(c). Drill instrument panel for bracket
installation in location shown.
(3). (Primary location only) Using mounting
hardware, bracket assembly, and clamp
assembly, install IVSI in instrument
panel, as shown.
(4). (Alternate locations only) Using
mounting hardware, install IVSI in
instrument panel, as shown.
(5). Remove static line and fitting from
airspeed indicator; replace fitting with
connector, tube and tee. Connect static
line to tee on altimeter, as shown.
(6). Remove protective plug from rear of
IVSI and install 0-ring, reducer,
adapter and union elbow.
(7). Connect line to tee and union elbow.
H. IVSI Installation (369H90044 − 501,
Slim − Line Instrument Panels)
(1). (Primary location only) Prepare clamp,
bracket, and instrument panel for
installation (Ref. Instantaneous
Vertical Speed Indicator
(369H90044-BSC) Installation, first or
second step, above).
(2). (Primary location only) Using mounting
hardware, bracket assembly, and clamp
assembly, install IVSI in instrument
panel, as shown.
(3). (Alternate locations only) Using
mounting hardware, install IVSI in
instrument panel, as shown.
(4). Remove static line and fitting from
airspeed indicator; replace fitting with
connector, tube and tee. Connect static
line to tee on altimeter, as shown.
(5). Remove protective plug from rear of
IVSI and install connector.
(6). (S/N 0003 thru 1149) Connect lines to
tees and connector.
(7). (S/N 1150 thru 1185 and subsequent)
Connect lines to tees, connector and
union elbow.
I. IVSI and Bolt Light Installation (L/H
Command T − Panels)
(1). Remove protective plug from rear of
indicator and install union as shown
(Ref. Figure 202).
(2). Insert indicator into instrument panel
and secure with two screws, as shown.
(3). Remove plug and nut from bolt light
and install in mounting hole on IVSI.
Position bolt light to illuminate over
IVSI face as shown.
(4). Retrieve wire L537J20N from console
electrical wiring harness 369D24155
and attach it to tab.
(5). Install washers (as required), tab,
washer, lockwasher, nut, and plug to
bolt light, as shown.
(6). Attach contact to white pigtail wire
DS134 (from plug on bolt light) and
connect to TB503-1L.
(7). Remove static line from altimeter and
connect tube as shown.
(8). Remove static line from airspeed
indicator and connect tube as shown.
(9). Install tee between tubes in position
shown.
(10). Connect one end of tube to union on
IVSI, and the other end to tee as
shown.
J. IVSI and Grimes Light Assembly
Installation (R/H Command T − Panels)
Essentially, when the IVSI and/or the Grimes
half-fixture light assembly are initially
installed or replaced, they must be installed
simultaneously. When replacing the IVSI, the
light assembly must be dismantled because of