MD Helicopters MD Explorer - Lower Fuel Supply Hoses and Shrouds (900 CONFIG)

CSP−900RMM−2MD Helicopters, Inc.
Rotorcraft Maintenance Manual
Page 449
Revision 1
28-00-00
Sealing Compound (C207)
(b). Apply a fillet of sealing compound
(C207) at junction of spacer and tube.
Ensure that sealing compound does
not block holes in spacer.
(c). Slide LH or RH vapor shroud hose (1,
2) over tube assembly and spacers.
(d). Install LH or RH engine feed tube
assembly (7, 8) and connect lower
end to LH or RH fuel interconnect tee
fitting (9, 10). Torque tube nuts.
(e). Connect upper end of LH or RH
engine feed tube assembly (7, 8) to
union (12). Torque tube nuts.
Grease (C109)
(f). Lightly lubricate outside surface of
beaded tube ends with grease (C109).
(g). Connect LH or RH vapor shroud hose
(1, 2) to LH or RH fuel shut-off valve
vapor shroud box (3, 4) and LH or
RH fuel interconnect tee fitting vapor
shroud box (5, 6). Secure vapor
shroud hose with lockwire (C702).
(h). Install cushioned support clamp (16)
around tube assembly vapor shroud
hose at location of center spacer with
pan head bolt (13), washers (14) and
nut (15). Torque nut.
Sealant, Electrically Conductive (C230)
(2). Prepare vapor shroud box and vapor
shroud box cover surface for electrical
bonding (Ref. CSP-SPM).
(3). Apply sealant (C230) to faying surfaces
between vapor shroud box cover and
vapor shroud box and install vapor
shroud box cover assembly with bolts
(19) and washers (18). Torque bolts.
(4). Fuel helicopter if necessary (Ref.
Section 12-00-00).
(5). Install electrical load center (Ref.
CSP-900RMM-3, Section 96-00-00).
(6). Install hinged avionic shelf (Ref.
Section 25-70-00).
(7). Install Electronic Engine Control (EEC)
(Ref. Section 76-00-00).
(8). Perform fuel booster pump operational
test (Ref. Section 28-00-00) and check
for fuel leakage.
(9). Perform fuel supply vapor shroud leak
check/pressure test (Ref. Section
28-00-00).
(10). Close access as required.
(a). Install baggage compartment floor
panels A235, AR250, AL250 (Ref.
Section 53-20-00).
(b). Install baggage compartment roof
panels (Ref. Section 25-50-00).
(c). Close baggage compartment door
L262 (Ref. Section 06-00-00).
23. Lower Fuel Supply Hoses and Shrouds
(900 CONFIG)
A. Lower Fuel Supply Hoses and Shrouds
Removal
(Ref. Figure 419)
NOTE: This task is typical for LH and RH low
er fuel supply hoses and shrouds.
Aviation Turbine Fuel
(1). Defuel helicopter (Ref. Section
12-00-00).
(2). Open baggage compartment door L262.
(Ref. Section 06-00-00).
(3). Remove baggage compartment floor
panels A235, AR250, AL250 (Ref.
Section 53-20-00).