John Deere 318 User Manual
Page 269

7a
Engine Under
No-Load
M55061 -UN-09DEC89
Start engine.
Move throttle lever from slow idle to fast idle.
LISTEN: Engine must accelerate smoothly,
without hesitation.
LOOK: Exhaust must be clear.
LISTEN: Governor must hold engine at a
constant rpm and not surge.
LISTEN: Engine must not make any abnormal
sounds or backfire.
OK:
GO TO
7b
NOT OK:
GO TO
;
,
GROUP 10.
7b
Engine Under
Load
M55019 -UN-09DEC89
Start engine and run at half throttle.
Engage PTO lever with implement attached.
Move throttle lever to fast idle position.
Cycle attached implement, if possible, to load
engine.
LISTEN: Governor must increase and decrease
engine rpm to match load condition.
LOOK: Exhaust must be clear.
LISTEN: Engine must not make any abnormal
sounds or backfire.
OK:
System Normal.
NOT OK:
GO TO
;
,
GROUP 10.
Ú
OPERATOR
COMPLAINT NOT
IDENTIFIED
If you completed the checkout procedure and did
not isolate a malfunction, the problem may be
intermittent.
Try to duplicate the conditions of the malfunction
identified by the operator.
Repeat system checkout in this group.
IF A MALFUNCTION IS NOT IDENTIFIED
AFTER REPEATING SYSTEM CHECKOUT
PROCEDURE, FACTORY ASSISTANCE IS
AVAILABLE THROUGH THE DEALER
TECHNICAL ASSISTANCE CENTER (DTAC).
MX,159022005,9 -19-27APR95
MX,159022005,10-19-27APR95
MX,159022005,11-19-27APR95
Engine, Fuel and Air System Checkout/Operator Complaint Not Identified
TM1590 (17MAY95)
220-05-3
316, 318 & 420 Lawn and Garden Tractors
020895
220
05
3