SECTION 4, Page 27SJKB-40-D, SJKB-40-D/F JUN. 1999
TROUBLESHOOTING (Cont.)
TROUBLE PROBABLE CAUSE REMEDY
ELECTRICAL SYSTEM (Cont.)
EMERGENCY PUMP IN-
OPERATIVE FROM
PLATFORM AND BASE
CONTROLS (Cont.)
12. Loose or broken cable from
emergency pump contactor
108CR to emergency pump motor
DCM1.
13. Loose or broken 02 cable to DCM!.
14. Defective emergency pump motor
DCM1.
12. Check Continuity. Replace if
defective.
13. Check Continuity. Replace if
defective.
14. Check Motor. Replace if
defective.
EMERGENCY PUMP IN-
OPERATIVE FROM
PLATFORM CONTROLS
1. Loose or broken wire #08 from
platform terminal block TB1 to
emergency pump switch S5.
2. Defective emergency pump switch
S5.
3. Loose or broken wire #01 from
emergency pump switch S5 to
platform terminal block TB2.
4. Loose or broken wire #01 from
platform terminal block TB2 to
base terminal block TB3.
1. Check Continuity. Replace if
defective.
2. Check Switch. Replace if
defective.
3. Check Continuity. Replace if
defective.
4. Check Continuity. Replace if
defective.
EMERGENCY PUMP IN-
OPERATIVE FROM BASE
CONTROLS
1. Loose or broken wire #10 from
telescope switch S23 to
emergency pump switch S4.
2. Defective emergency pump switch
S4.
3. Loose or broken wire #01 from
emergency pump switch S4 to
base terminal block TB3.
1. Check Continuity. Replace if
defective.
2. Check Switch. Replace if
defective.
3. Check Continuity. Replace if
defective.
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