John-deere z425 User Manual download pdf (Page 22)

Service Engine - 21

SERVICE ENGINE

6. Check oil level on dipstick. Oil must be between ADD and FULL marks.

7. If oil level is low, add oil to bring oil level no higher than FULL mark on

dipstick. Do not overfill.

8. Install and tighten dipstick.

Changing Engine Oil and Filter

1. Run engine to warm oil.

2. Park machine safely on level surface. (See Parking Safely in the

SAFETY section.)

3. Clean area around dipstick to prevent debris from falling into crankcase.

Single cylinder Briggs and Stratton:

MX37942

MX38113

1. Put drain pan under hole (A) of drain valve (B), and remove drain cap

(C).

2. Install drain hose (D) onto end of drain valve. Loosen engine dipstick.

Turn drain valve counterclockwise and pull outward to allow oil to drain

completely.

3. Push drain valve inward, and turn clockwise to tighten. Remove drain

hose, and install drain cap.

4. Add oil no higher than FULL mark on dipstick. Begin with approximately

1.2 L (1.25 qt). Do not overfill.

5. Install and tighten dipstick.

6. Start and run engine at idle to check for leaks. Stop engine. Fix any

leaks before operating.

7. Check oil level. Add oil if necessary.

IMPORTANT: Avoid damage! Operating in extreme conditions

may require more frequent service intervals:

• Engine components may become dirty or plugged when

operating in extreme heat, dust or other severe conditions.

• Engine oil can degrade if machine is operated constantly at slow

or low engine speeds or for frequent short periods of time.

IMPORTANT: Avoid damage! Dirt and contamination can enter

engine when checking oil level. Clean area around dipstick before

loosening or removing.

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Howard Konken 14 Apr 2024 | 17:35:04

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John-deere z425 User Manual Page 22