Aft Cabin Heat Ejector; Aft Cabin Heat Ejector Removal; Aft Cabin Heat Ejector Installation - MD Helicopters MD Explorer Servicing And Maintenance

7. Aft Cabin Heat Ejector

A. Aft Cabin Heat Ejector Removal
(Ref. Figure 403)
(1). Remove aft cabin seats assembly, if
applicable (Ref. Section 25-20-00).
(2). Remove right-hand baggage compart­
ment interior trim insulation panel
(Ref. Section 25-50-00).
(3). Remove guard (32) from lower ejector
screen. Guard is attached with hook
and pile tape.
(4). Remove screws (19), washers (20),
ejector screen (17) and ejector gasket
(18) from interior panel. Two places.
(5). Remove cabin interior trim panel
adjacent to ejector outlet (Ref. Section
25-20-00).
NOTE:
Avoid damage to insulation during re­
moval if possible. Reuse foam on installa­
tion.
(6). Remove and discard tape (7,) and
remove insulation (6) from connections
(8).
(7). Remove screw (30), washer (26), spacer
(31), cushioned support clamp (27) from
aft cabin heat ejector (22) and compos­
ite standoff (29).
(8). 900 CONFIG - Disconnect flexible
coupling assembly (8) and retainer (9)
from heating system flow control valve
(5) and aft cabin heat ejector (22).
(9). 900 CONFIG - Retain spacer fitting
(11), remove and discard seals (10) from
cabin heat ejector.
(10). 902 CONFIG - Disconnect coupling
nut (33) from heating system flow
control valve (5) and aft cabin heat
ejector (22).
(11). Remove screws (12) and washers (13)
from fuselage frame and remove aft
cabin heat ejector.
MD Helicopters, Inc.
Rotorcraft Maintenance Manual
B. Aft Cabin Heat Ejector Installation
(Ref. Figure 403)
Item
C801
C709
C610
C710
(1). Install screws and washers through
(2). Install screw washer spacers and
(3). 900 CONFIG - Install threadless
(4). 900 CONFIG - Install spacer fitting,
(5). 902 CONFIG - Install coupling nut,
NOTE:
and tape. Overlap the existing insulation on
tube and line assemblies one inch.
(6). Install insulation (6) over tube connec­
(7). Position ejector gaskets, between
(8). Install cabin compartment right side
(9). Install baggage compartment interior
(10). Install cabin seats assembly, if applica­
21-40-00
Consumable Materials
(Ref. CSP−SPM)
Nomenclature
Foam (900 CONFIG)
Tape, Adhesive (900 CONFIG)
Rubber, Expanded (902 CONFIG)
Tape, Glass Fabric (902 CONFIG)
fuselage frame into ejector mounting
bracket. Torque screws. Position ejector
as far inboard as possible.
cushioned support clamp to cabin heat
ejector and composite standoff.
flexible coupling seal with cup facing
tube end (Ref. Section 21-40-00).
connecting cabin heat ejector to heating
system flow control valve with retainer
and flexible coupling assembly.
connecting cabin heat ejector to heating
system flow control valve. Torque nut.
Wrap tube connections with insulation
tions and wrap with tape (7).
ejector outlets and interior trim and
install ejector screen, screws and
washers through interior trim panel
into ejector. Torque screws.
wall interior trim insulation panel
adjacent to ejector outlet (Ref. Section
25-20-00).
trim insulation panels (Ref. Section
25-50-00).
ble (Ref. Section 25-20-00).
CSP−900RMM−2
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