John Deere 318 User Manual

Page 50

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5. Disconnect items (A—F).

6. Disconnect drive shaft at engine.

7. Loosen PTO belt tension and remove belts from
engine.

8. Remove engine mounting cap screws.

9. Attach load positioning sling to lift eyes and remove
engine.

10. Make repairs as necessary. (See CTM2.)

A—Positive Battery Cable
B—Choke Cable
C—Throttle Cable
D—Battery Ground Cable at Engine
E—Positive Battery Cable from Starter
F—Starter Solenoid Lead

M49501

-UN

-20DEC89

11. Installation is done in the reverse order of removal.

• Tighten engine mounting cap screws to specifications.

• When connecting drive shaft, tighten cap screws to
specifications.

NOTE: Determine which adjuster you have. (420 only)

• When adjusting PTO belt tension on horizontal
adjuster, tighten bolt until spring measures 41 mm (1.600
in.).

Horizontal Adjuster (Early 420)

When adjusting PTO belt tension on vertical adjuster,
tighten nut until spring measures 35 mm (1.380 in.).

• Adjust slow and fast idle. (See Section 220, Group 10.)

TORQUE SPECIFICATIONS

Engine Mounting Cap Screws
316 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39 N·m (29 lb-ft)
318 and 420 . . . . . . . . . . . . . . . . . . . . . . . . . 47 N·m (34.5 lb-ft)
Drive Shaft Mounting Cap Screws . . . . . . . . . . . . . 27 N·m (20 lb-ft)

Vertical Adjuster (Later 420)

M49503

-UN

-20DEC89

M49502

-UN

-20DEC89

MX,15902005,3 -19-24FEB95

MX,15902005,4 -19-24FEB95

Engine/Remove and Install

TM1590 (17MAY95)

20-05-2

316, 318 & 420 Lawn and Garden Tractors

020895

20

05

2

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This manual is related to the following products:

316, 420