MD Helicopters MD Explorer - Page 2114

CSP−900RMM−2 MD Helicopters, Inc.
Rotorcraft Maintenance Manual
Page 402
Original
78-00-00
B. Secondary Ejector Weldment Assembly
Installation
(Ref. Figure 402)
NOTE: This task is typical for left or right hand
secondary ejector weldment assembly.
(1). Install secondary ejector insulation
(Ref. Section 78-00-00).
(2). Install secondary ejector weldment
assembly (9) on firewall assembly with
screws (11) and washers (12). Torque
screws (11).
(3). Install bolt (5), secondary exhaust
bushing (4), washers (3) and nut (2)
attaching weldment assembly (9) to
bearing assembly support (6). Torque
nut (2) and install new cotter pin (1).
(4). Connect engine oil breather hose and
tighten hose clamp (Ref. Section
79-00-00).
(5). Install exhaust ejector cowl assembly
L270 or R270 (Ref. Section 53-30-00).
3. Bearing Assembly Support
A. Bearing Assembly Support Removal
(Ref. Figure 402)
NOTE: This task is typical for left or right hand
bearing assembly support.
(1). Remove exhaust ejector cowl assembly
L270 or R270 (Ref. Section 53-30-00).
(2). Remove secondary ejector weldment
assembly (Ref. Section 78-00-00).
(3). Remove screws (11), washers (12) and
bearing assembly support (6) from
secondary exhaust support brace
assembly (10).
B. Bearing Assembly Support Installation
(Ref. Figure 402)
NOTE: This task is typical for left or right hand
bearing assembly support.
(1). Install bearing assembly support (6) on
secondary exhaust support brace
assembly (10) with screws (11) and
washers (12). Torque screws (11).
(2). Install secondary ejector weldment
assembly (Ref. Section 78-00-00).
(3). Install exhaust ejector cowl assembly
L270 or R270 (Ref. Section 53-30-00).
4. Secondary Ejector Insulation
A. Secondary Ejector Insulation Removal
(Ref. Figure 402)
NOTE: This task is typical for left or right hand
secondary ejector insulation.
(1). Remove exhaust ejector cowl assembly
L270 or R270 (Ref. Section 53-30-00).
(2). Remove secondary ejector weldment
assembly (Ref. Section 78-00-00).
(3). Remove lockwire from top half insula
tion (7) and bottom half insulation (8)
and remove insulation from secondary
ejector weldment assembly (9).
Consumable Materials
(Ref. CSP−SPM)
Item Nomenclature
C702 Lockwire
B. Secondary Ejector Insulation Installation
(Ref. Figure 402)
NOTE: This task is typical for left or right hand
secondary ejector insulation.
(1). Install top half insulation (7) and
bottom half insulation (8) on secondary
ejector weldment assembly (9) with
lockwire (C702) using single wire
method with at least one full turn
around each capstan.
(2). Install secondary ejector weldment
assembly (Ref. Section 78-00-00).
(3). Install exhaust ejector cowl assembly
L270 or R270 (Ref. Section 53-30-00).