Valve To Deck Tube Assembly (900 Config); Valve To Deck Tube Assembly Removal; Valve To Deck Tube Assembly Installation - MD Helicopters MD Explorer Servicing And Maintenance

12. Valve To Deck Tube Assembly (900
CONFIG)
A. Valve to Deck Tube Assembly Removal
(Ref. Figure 404)
(1). Open right engine cowl assembly R260
(Ref. Section 06-00-00).
(2). Remove baggage compartment interior
trim roof insulation panel (Ref. Section
25-50-00).
(3). Remove right aft station 230.00
bulkhead baggage compartment
interior trim insulation panels (Ref.
Section 25-50-00).
(4). Remove bolts (22) from deck tube
assembly (19) flange and engine deck
and tube assembly (21). Remove and
discard deck gaskets (20) from top and
bottom of engine deck.
(5). Remove support clamp and attaching
hardware from deck line assembly.
(6). Disconnect flexible coupling (13) and
retainer (12) from deck tube assembly
(19) at bleed air flow control shutoff
valve (17).
(7). Retain spacer fitting (14). Remove and
discard seals (15) from flow control
shutoff valve and deck tube assembly.
(8). Remove tube assembly.
MD Helicopters, Inc.
Rotorcraft Maintenance Manual
B. Valve to Deck Tube Assembly Installation
(Ref. Figure 404)
Item
C211
(1). Install new gaskets on top and bottom
(2). Install threadless flexible coupling seals
(3). Install spacer fittings, connecting bleed
(4). Install support clamp and attaching
(5). Install right aft station 230.00 bulk­
(6). Install baggage compartment interior
(7). Close right engine cowl assembly R260
21-40-00
Consumable Materials
(Ref. CSP−SPM)
Nomenclature
Sealing Compound, Corrosion Inhibitive
of engine deck between deck assembly
and tube flanges.
(a). Install bolts in tube assembly flange
through engine deck and flange of
tube assembly. Torque bolts.
Sealing Compound (C211)
(b). Apply sealing compound (C211) to
faying surfaces of tube assembly
flange (19 and 21) (Ref. Section
20-50-00).
with cup facing tube end (Ref. Section
21-40-00).
air flow control shutoff valve to deck
tube assembly with retainer and
flexible coupling.
hardware to deck tube assembly.
head baggage compartment interior
trim insulation panels (Ref. Section
25-50-00).
trim roof insulation panel (Ref. Section
25-50-00).
(Ref. Section 06-00-00).
CSP−900RMM−2
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