SECTION 4, Page 1
SJ-600 Series Engine Powered
112715
June 2001
SECTION 4
TROUBLESHOOTING INFORMATION
The following pages contain a Table of Troubleshooting information for locating and correcting most
service trouble which can develop. Careful inspection and accurate analysis of the systems listed in the
Table of Troubleshooting Information will localize the trouble more quickly than any other method. This
manual cannot cover all possible troubles and deficiencies that may occur. If a specific trouble is not listed,
isolate the major component in which the trouble occurs, isolate whether the problem is electrical or
hydraulic, and then isolate and correct the specific problem.
4
ELECTRICAL SYSTEM
TROUBLESHOOTING INFORMATION
ALL CONTROLS
INOPERATIVE
1. Battery disconnected or discharged.
2. Loose or dirty battery cables.
3. Open or defective main power
disconnect switch (S1).
4. Loose or broken wire #03 from main
power disconnect switch (S1) to
circuit breaker (CB1).
5. Tripped or defective circuit breaker
(CB1).
6. Loose or broken wire #05 from
breaker (CB1) to base terminal block
(TB-1).
7. Loose or broken wire #05 from base
terminal block (TB-1) to engine off/
on switch (S30).
8. Loose or broken wire #100 from
battery (B1) to main power
disconnect switch (S1).
1. Open or defective engine off/on
switch (S30).
2. Loose or broken wire #07 from
engine off/on switch (S30) to base
terminal block (TB1).
3. Loose or broken wire #07 from base
terminal block (TB-1) to emergency
stop switch (S4).
4. Open or defective emergency stop
switch (S4).
1. Open or defective engine off/on
switch (S30).
2. Loose or broken wire #07 from
engine off/on switch (S30) to base
terminal block (TB-1).
3. Loose or broken wire #07 from base
terminal block (TB-1) to emergency
stop switch (S6).
4. Loose or broken wire #07 from
emergency stop switch (S6) to
platform/base select switch (S10).
1. Reconnect battery. Recharge if
discharged.
2. Clean and tighten battery cables.
3. Close switch. Replace if defective.
4. Check continuity. Replace if
defective.
5. Reset breaker. Check for defective
wiring. Replace breaker if defective.
6. Check continuity. Replace if
defective.
7. Check continuity. Replace if
defective.
8. Check continuity. Replace if
defective
1. Check switch. Replace if defective.
2. Check continuity. Replace if
defective.
3. Check continuity. Replace if
defective.
4. Check switch. Replace if defective.
1. Check switch. Replace if defective.
2. Check continuity. Replace if
defective.
3. Check continuity. Replace if
defective.
4. Check continuity. Replace if
defective.
TROUBLE
PROBABLE CAUSE
REMEDY
NO POWER TO
PLATFORM
(Machines Without
Base Control Box
Option)
NO POWER TO
PLATFORM
(Machines With Base
Control Box Option)
6
5
3
2
1
toc
Содержание SJ-7027
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