MD Helicopters MD Explorer - Range Extender; Range Extender Installation; Range Extender Removal

CSP−900RMM−2 MD Helicopters, Inc.
Rotorcraft Maintenance Manual
Page 422
Original
28-00-00
9. Range Extender
A. Range Extender Removal
(Ref. Figure 408)
Aviation Turbine Fuel
(1). Defuel helicopter (Ref. Section
12-00-00).
(2). Open fuel filler cap (1) and disconnect
filler cap lanyard (2) from fill port check
valve lanyard.
System Contamination
(3). Remove bolts (3) and washers (4) from
range extender flange (6) and remove
range extender.
B. Range Extender Installation
(Ref. Figure 408)
Consumable Materials
(Ref. CSP−SPM)
Item Nomenclature
C229 Sealant, Conductive
(1). Prepare range extender and fuel filler
neck surfaces for electrical bonding
(Ref. CSP-SPM).
Sealant, Conductive (C229)
(2). Apply sealant (C229) between range
extender flange (6), fuel filler neck
flange (5) and fuselage faying surfaces
(Ref. CSP-SPM).
(3). Install bolts (3) and washers (4)
through range extender flange (6), fuel
filler neck flange (5) and aircraft outer
skin. Torque bolts.
(4). Connect filler cap lanyard (2) to check
valve lanyard and install filler cap (1).
(5). Perform fuel cell leak check/pressure
test (Ref. Section 28-00-00).
(6). Fuel helicopter (Ref. Section 12-00-00).
9G28-047
1
6
2
3
4
5
1. FILLER CAP
2. LANYARD
3. BOLT
4. WASHER
5. FILLER NECK FLANGE
6. RANGE EXTENDER
Figure 408. Range Extender
CAUTION