SECTION 4, Page 3
SJ-600 Series Engine Powered
112715
June 2001
ELECTRICAL SYSTEM
TROUBLESHOOTING INFORMATION
ENGINE WILL NOT
CRANK FROM ENGINE
CONTROLS
(Continued)
2. Loose or broken wire #05A from
off/on switch (S30) to engine start
switch (S32).
3. Defective engine start switch (S32).
4. Loose or broken wire #32A from
engine start switch (S32) to starter
contactor (32ACR).
5. Loose or broken wire #00 from
starter contactor (32ACR) to base.
6. Defective starter contactor (32ACR).
7. Loose or broken wire #103 from main
power disconnect switch (S1) to
starter contactor (32ACR).
8. Loose or broken wire #104 from
starter contactor (32ACR) to starter
motor.
9. Defective starter motor.
1. Open diode (D32A-2) from engine
start switch (S32) to base terminal
block.
2. Open diode (D32A-3).
3. Loose or broken wire #32B from
diode (D32A-3) to vacuum switch
(VS1).
4. Defective vacuum switch (VS1).
5. Loose or broken wire #55 from
vacuum switch (VS1) to fuel relay
(55CR).
6. Defective fuel relay (55CR).
7. Loose or broken wire #02 from fuel
relay (55CR) to base terminal block.
8. Loose or broken wire #37 from fuel
relay (55CR) to ignition coil (Dual
Fuel Only).
9. Loose or broken wire #37 from base
terminal block to diesel valve solenoid
(2D37) (Diesel Only).
10. Loose or broken wire #57 from
starter contactor (32ACR) to diesel
valve solenoid (2D37) (Diesel Only).
11. Defective fuel valve solenoid (2D37)
(Diesel only).
12. Loose or broken wire #56 from fuel
relay (55CR) to fuel select switch
(S33).
13. Defective fuel select switch (S33).
14. Defective fuel relay (55CR).
15. Loose or broken wires #50 (Liquid
Propane) or #11 (Gasoline) from fuel
select switch (S33) to fuel valve (2P50)
(Liquid Propane) or (2G11) (Gasoline).
2. Check continuity. Replace if
defective.
3. Check switch. Replace if defective.
4. Check continuity. Replace if
defective.
5. Check continuity. Replace if
defective.
6. Check contactor. Replace if
defective.
7. Check continuity. Replace if
defective.
8. Check continuity. Replace if
defective.
9. Check motor. Repair or replace if
defective.
1. Check diode. Replace if defective.
2. Check diode. Replace if defective.
3. Check continuity. Replace if
defective.
4. Check switch. Replace if defective.
5. Check continuity. Replace if
defective.
6. Check relay. Replace if defective.
7. Check continuity. Replace if
defective.
8. Check continuity. Replace if
defective.
9. Check continuity. Replace if
defective.
10. Check continuity. Replace if
defective.
11. Check solenoid. Replace if
defective.
12. Check continuity. Replace if
defective.
13. Check switch. Replace if defective.
14. Check relay. Replace if defective.
15. Check continuity. Replace if
defective.
ENGINE CRANKS BUT
WILL NOT START
TROUBLE
PROBABLE CAUSE
REMEDY
Содержание SJ-7027
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