CSP−900RMM−2MD Helicopters, Inc.
Rotorcraft Maintenance Manual
Page 401
Original
79-00-00
ENGINE OIL
REMOVAL / INSTALLATION
1. Engine Oil In Hose
A. Engine Oil In Hose Removal
(Ref. Figure 401)
NOTE: This task is typical for left or right hand
engine oil in hoses.
(1). Open transmission access door assem
bly L210 or R210 (Ref. Section
06-00-00).
NOTE: Residual oil could remain in oil lines.
When removing oil lines or components,
take precautions to catch oil with rags or a
suitable container.
(2). Remove lockwire and disconnect oil in
hose (1) from oil cooler.
(3). Remove lockwire and disconnect oil in
hose from engine gearbox.
B. Engine Oil In Hose Installation
(Ref. Figure 401)
Consumable Materials
(Ref. CSP−SPM)
Item Nomenclature
C106 Oil, Lubricating
C702 Lockwire
NOTE: This task is typical for left or right hand
engine oil in hoses.
(1). Connect oil in hose (1) to engine and
torque hose fittings. Safety hose with
lockwire (C702).
(2). Connect oil in hose to oil cooler and
torque hose fittings. Safety hose with
lockwire (C702).
Oil, Lubricating (C106)
(3). Service engine with lubricating oil
(C106) (Ref. Section 12-00-00).
(4). Close transmission access door assem
bly L210 or R210 (Ref. Section
06-00-00).
(5). Verify no leaks are present in
flammable fluid systems, where
maintenance or replacement of
components, lines, or fittings has
occurred, by application of system
pressure and visual inspection prior to
helicopter being returned to service.
2. Engine Oil Out Hose
A. Engine Oil Out Hose Removal
(Ref. Figure 401)
NOTE: This task is typical for left or right hand
engine oil out hoses.
(1). Open transmission access door assem
bly L210 or R210 (Ref. Section
06-00-00).
NOTE: Residual oil could remain in oil lines.
When removing oil lines or components,
take precautions to catch oil with rags or a
suitable container.
(2). Remove lockwire and disconnect oil out
hose (2) from oil cooler.
(3). Remove nuts (3), washers (4) and oil
out hose.
(4). Remove and discard O-ring (5).
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