Case IH AFX8010 Repair Manual page 1112

Problem
Starter motor continues
to operate when key is
released from START to
RUN position
Cold Start Does Not
Function Properly
POWER PRODUCTION - STARTING SYSTEM
Possible Cause
Excessive loading on engine
Engine mechanical problem
Key Switch S-02
Start Relay K-36
Starter Solenoid on 24V Starter motor
M-29
Cold Start Indicator Light E-36 not
indicating proper function
Grid Heater Relay K-39
Engine Grid Heater R-09
9677 1 27/05/2004
B.80.A / 10
Correction
Check PTO gearbox clutches and
hydraulic pumps to verify that they are not
causing excessive load on engine. Check
clutches for warped plates causing them to
drag. Check hydraulic pumps for incorrect
neutral position.
Rotate engine crankshaft manually to
determine if engine requires excessive
force to rotate. Refer to engine section in
repair manual for information on inspecting
engine internal components.
Start control Start switch - Testing
(B.80.A.90.82 - G.40.A.20)
Confirm that switch open when key switch
turned off.
Start control Start relay - Testing
(B.80.A.90.80 - G.40.A.20)
Confirm relay opens when key switch
turned off.
Engine starter - Testing (B.80.A.82 -
G.40.A.20)
Cold start aid Indicator lamp - Testing
(B.80.A.30.84 - G.40.A.20)
Cold start aid Relay - Testing
(B.80.A.30.21 - G.40.A.20)
Cold start aid Pre-heating - Testing
(B.80.A.30.81 - G.40.A.20)