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Murray MP450D20 - Page 15

Murray MP450D20
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Not for
Reproduction
15
ITEM
SERVICE
PERFORMED
EACH USE 5 Hours 25 Hours 50 Hours 100 Hours
Engine Oil
Check Oil Level X
Initial Oil Change X
Periodic Oil change X*
Air Cleaner Clean or Replace X**
Spark Plug Replace X
Blade, blade adapter, blade
washer, blade bolt
Check For
Wear, Damage&
Replacement
X
Mower Deck
Clean Debris
Accumulation
X
9.6 Wheel Maintenance
At least once per season, lubricate the ball bearings in each
wheel with light oil.
9.7 Storage
9.7.1 Storage for Short Periods
The lawnmower can be stored for short periods of time (less
than 15 days) without performing any storage maintenance.
However before placing the lawnmower into storage area,
always carry out the following steps:


2. Allow the engine to fully cool.
3. Where applicable, ensure the grass bag is empty.
4. Fully clean the lawnmower, including the engine.

mower upright.
6. Store in a safe place which is not accessible by children or
people who are not familiar with operation.
7. The storage area must be well ventilated with no risk of

electric spark.
8. It is recommended to use a fuel stabilizer additive to protect
the fuel tank and engine, particularly when using fuel with
ethanol content (max E10).

petrol storage area free of grass, leaves, or excessive grease.
9.7.2 Store the Lawnmower for Extended Period
!
WARNING! Fuel and its vapors are extremely

severe burns or death:
- Never remove the cap of the fuel tank or add fuel while the
engine is running or when the engine is hot.
- Fill or drain fuel only in a well-ventilated area.


1. Empty the fuel tank; ideally let the engine run until all the
fuel is used up;
Never leave the lawnmower unattended while running.
• Only run in a well-ventilated area.
• If the fuel tank has to be drained, this should be done
outdoors.
2. At the end of every season, replace the engine oil with
fresh oil (not applicable on Briggs & Stratton EXi model
engines – for these engines, just Check & Add to ensure that
the engine oil is kept topped up. To replace the oil, follow the
directions in the Operators Manual of the engine.
3. Fully clean the lawnmower, including the engine, paying

cylinder.
4.Wipe clean the deck to protect the paintwork.

mower upright.
6.Store in a safe place which is not accessible by children or
people who are not familiar with operation.
7.The storage area must be well ventilated.

petrol storage area free of grass, leaves, or excessive grease.
9.8 Maintenance Schedule
Performing routine maintenance correctly on your lawnmower
will ensure of safe and reliable use. Follow the below
maintenance schedule:
*Change oil every 25 hours when operating under heavy load or high temperature.
**Clean more often under dusty conditions or when air debris is present.

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