MacDon 9250 SP - Manual (Page 124)

Form # 46584 Issue 11/06 Web Rev_01 122
TROUBLE SHOOTING
SYMPTOM
PROBLEM SOLUTION REF.
Engine runs irregularly
or stalls frequently. Unsteady fuel supply. Change filter on fuel
tank vent line. Replace
clogged fuel filters. 71
Water, dirt or air in fuel
system. Drain, flush, fill and
bleed system. 74
Low coolant
temperature. Remove and check
thermostat. *
Dirty or faulty injectors. Clean or replace
injectors. *
Lack of power. Incorrect timing. Time injection pump. *
Engine oil viscosity too
high. Use recommended oil. 60
Intake air restriction. Service air cleaner. 69
Clogged fuel filter. Replace fuel filter. 73
High back pressure. Clean out muffler (N.A.
engine). 76
Improper type of fuel. Use proper fuel. 59
High or low engine
temperature. Remove and check
thermostat. See "Engine
Overheats". *
Improper valve
clearance. Set valve clearance. *
Faulty injectors. Clean or replace
injectors. *
Engine temperature
below normal. Defective thermostat. Remove and check
thermostat. *
* See your Windrower dealer.