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MAINTENANCE MANUAL
ENGINE OIL — SERVICING
1. Replenishing Engine Oil — Normal Method
A. Procedure
WARNING: THE SYNTHETIC LUBRICATING OIL USED IN THIS ENGINE CONTAINS
ADDITIVES WHICH, IF ALLOWED TO COME INTO CONTACT WITH SKIN FOR
PROLONGED PERIODS, CAN BE TOXIC THROUGH ABSORPTION.
CAUTION: THE OIL SPECIFIED FOR USE IN THIS OIL SYSTEM IS DAMAGING TO PAINT
WORK AND CERTAIN TYPES OF RUBBER AND MUST NOT BE ALLOWED TO
CONTAMINATE THOSE PARTS OF ENGINE NOT NORMALLY IN CONTACT WITH IT.
ANY OIL SPILL DURING SERVICING MUST BE WIPED UP IMMEDIATELY.
NOTE: To add oil, use engine oil replenishing system located in tail compartment.
Tail compartment entrance door must be open to operate system.
Examine the oil tank 15 to 30 minutes after engine shutdown.
(1) Energize the essential 28 Vdc bus.
(2) Ensure ENGINE OILER circuit breaker located on pilot circuit breaker panel is depressed.
(3) Open tail compartment door for access to engine oiler replenishing system.
(4) Ensure oil replenishing reservoir located in tail compartment, right hand side, is full.
(5) Lift guard on ENGINE OILER switch (located below oil reservoir) and place switch to ON.
(6) Remove telescopic tail compartment entrance ladder from tail compartment door and put in
place (lower engine cowl left engine, fuselage forward of APU exhaust panel for right engine).
(7) Open oil tank replenishing access door on engine lower cowl.
(8) Using a flameproof flashlight, check oil tank sight glass and determine quantity required to fill
system.
NOTE: The sight glass has two graduated scales, one for left hand and one for right hand
engine installations. Select appropriate scale. See Figure 301.
(9) Remove dust cap from oil tank FILL port.
(10) Remove replenishing pump hose from storage connector (located aft of oil tank) and connect
hose to oil tank FILL port, see Figure 302.
(11) Hold ENGINE OILER solenoid switch, located aft of oil tank, in ON position. Verify oil transfer to
engine oil tank by observing oil tank sight glass and when required oil quantity is indicated,
release switch.
(12) Remove hose from FILL port and secure hose to storage connector.
(13) Replace dust cap on FILL port.
(14) Close access door on engine cowl.
(15) Remove electrical power.
(16) Install telescopic tail compartment entrance ladder onto tail compartment door.
(17) Place ENGINE OILER switch in tail compartment to OFF and push guard down to cover switch.
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B. Follow On
(1) Inspect for presence of foreign objects.
(2) Close and secure tail compartment entrance door.
(3) Record all maintenance actions in accordance with current governing authority.
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Oil Replenishment Points
Figure 301
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12-01-06 RIGHT ENGINE
ON
ENG RIGHT ENG
OILER OILER SW
(SPRING LOADED)
OFF
Prev Page
STOW
TAIL COMPARTMENT
Engine Oil Replenishing System - Simplified Diagram
FILL
SOLENOID RESERVOIR
MAINTENANCE MANUAL
VALVE
PUMP
Next Page
FILTER
Figure 302
LEFT ENGINE PINTS
TEE
ON LEFT ENG
ENG OILER SW
OILER (SPRING LOADED)
OFF
SOLENOID
STOW VALVE
TOC
FILL
03609C00
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2. Replenishing Engine Oil — Emergency Method
A. Procedure
(1) Using a flameproof flashlight, check oil tank sight glass and determine quantity required to fill
system.
(2) If replenishing oil tank to capacity, remove overfill outlet dust cap.
(3) Remove emergency filler cap by removing retaining bolts. See Figure 301.
(4) Using a clean syringe, inject sufficient oil to fill oil tank indicated by oil draining from overfill
outlet.
NOTE: Use oil tank sight glass for partial oil tank replenishing.
If oil level is not visible in sight glass, add oil in ½ pint increments until level registers,
then fill tank.
(5) When draining has stopped, replace dust cap to overfill outlet.
(6) If more than six pints were required to fill system, motor engine for 30 seconds then check oil
level and replenish as necessary.
(7) Install emergency filler cap using a new sealing gasket and secure with retaining bolts.
(8) Inspect for presence of foreign objects.
(9) Record all maintenance actions in accordance with current Federal Aviation Regulations.
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