MD Helicopters MD Explorer - Forward Fuel Gauging Probe Installation; Aft Fuel Gauging Probe; Aft Fuel Gauging Probe Removal

CSP−900RMM−2 MD Helicopters, Inc.
Rotorcraft Maintenance Manual
Page 416
Original
28-00-00
B. Forward Fuel Gauging Probe Installation
(Ref. Figure 405)
Consumable Materials
(Ref. CSP−SPM)
Item Nomenclature
C109 Grease
(1). Prepare probe surface for electrical
bonding (Ref. CSP-SPM).
Grease (C109)
(2). Lubricate O-ring (5) with grease
(C109) and install in forward fuel
gauging probe mating fuel cell fitting
groove.
(3). Carefully place forward fuel gauging
probe in position in fuel cell. Install
bolts (4) and washers (3). Torque bolts.
(4). 900 CONFIG - Attach forward fuel
gauging probe connector P1 A104 (6) to
mating connector J222 (8).
(5). 902 CONFIG - Attach left fuel gauging
probe connector P1 A107 (6) to mating
connector J222 (8)
(6). Install LH forward fuel cell access cover
(Ref. Section 28-00-00).
(7). Install sump access panel assembly
B178 (Ref. Section 06-00-00).
(8). Install cabin floor panels AL165,
AR165, A170 (Ref. Section 53-20-00).
(9). Perform fuel cell leak check/pressure
test (Ref. Section 28-00-00).
NOTE: Fuel helicopter (Ref. Section 12-00-00)
in conjunction with fuel quantity indicating
system functional test..
(10). Perform fuel quantity indicating system
functional test (Ref. Section 28-00-00).
(11). Install carpet, if applicable (Ref. Section
25-20-00).
(12). Install cabin seats, if applicable (Ref.
Section 25-20-00).
6. Aft Fuel Gauging Probe
A. Aft Fuel Gauging Probe Removal
(Ref. Figure 405)
Aviation Turbine Fuel
(1). Defuel helicopter (Ref. Section
12-00-00).
(2). Remove cabin seats, if applicable (Ref.
Section 25-20-00).
(3). Remove carpet, if applicable (Ref.
Section 25-20-00).
(4). Remove cabin floor panels AL165,
AR165, A170 (Ref. Section 53-20-00).
System Contamination
(5). Remove RH forward fuel cell access
cover (Ref. Section 28-00-00).
(6). Remove sump access panel assembly
B178 (Ref. Section 06-00-00).
(7). 900 CONFIG - Detach aft fuel gauging
probe connector P1 A107 (7) from
mating connector J223 (9).
(8). 902 CONFIG - Detach right fuel
gauging probe connector P1 A104 (7)
from mating connector J223 (9).
(9). Remove bolts (4) and washers (3)
attaching aft fuel gauging probe (2) to
fuel cell.
(10). Carefully remove aft fuel gauging probe
(2) from fuel cell and discard O-ring (5).
CAUTION