MAINTENANCE AND SERVICING
Form 169552 / 169554 / 169555
127
Revision A
7.8 ENGINE
CAUTION
•
Never operate engine in a closed
building. Proper ventilation is required to
avoid exhaust gas hazards.
•
Keep the engine clean. Straw and chaff
on a hot engine are a fire hazard.
•
Never use gasoline, naphtha or any other
volatile material for cleaning purposes.
These materials are toxic and/or
flammable.
7.8.1 GENERAL ENGINE INSPECTION
Engine inspection should be performed by your
MacDon Dealer.
Refer to your Engine Manual for further
information. (Owner’s Manual QSB4.5 and
QSB6.7 Engine Cummins # 4021531 supplied
with your machine).
7.8.2 MANUALLY TURNING ENGINE
To manually turn the engine with the flywheel,
an access hole is provided on the left front side
for a barring tool (C) that is available from
Cummins.
Manually turn engine as follows:
IMPORTANT
Ensure nothing falls into gearbox oil
reservoir.
DANGER
Stop engine, and remove key from ignition
before leaving Operator's seat for any
reason. A child or even a pet could engage
an idling machine.
a. Remove key from ignition.
b. Move platform on right front side of machine to
“open position” to allow access to the battery.
c. Remove red plastic covers (A) from positive
cable clamps. Loosen clamps, and remove
cable from batteries.
d. Open engine compartment hood to lowest
position. See Section 7.4 ENGINE
COMPARTMENT HOOD.
e. Clean area around the plastic cap on access
hole (B). Remove the cap.
f. Insert the tool (C) into the flywheel housing until
it engages the ring gear.
g. Attach a 1/2 inch square drive ratchet or breaker
bar, and turn.
h. Remove barring tool (C), and clean oil from
around access hole.
i. Clean plastic cap, and re-install in hole with
silicone sealant.
j. Reconnect the battery.
k. Close hood, and move maintenance platform
back to “working position”.
A
B
C