TM 5-3610-286-20
Table 2-5. Organizational Troubleshooting (cont).
Malfunction
Test or inspection
Corrective action
16. DELIVERY PILE BOARD WILL NOT RAISE (cont).
Step 9.
Using a multimeter set to ohms range, check for continuity between points 220
and negative ( - ) on terminal strip.
If continuity is present, go to step 10.
if no continuity Is present, replace delivery brake electromagnet (s9)
(para. 2-64).
Step 10.
Using a multimeter set to range higher than 220V ac, check for 220V ac between
points L1 and L2, L2 and L3, and L1 and L3 of motor protection switch (a8).
If power is present, go to step 5 to recheck contactor (c7).
If no power is present, replace motor protection switch (a8)
(para. 2-93).
17. DELIVERY PILE BOARD WILL NOT LOWER.
l
l
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WARNING
HIGH VOLTAGE
Do not operate printing press until you are sure TSS Press Section is
connected to a suitable ground. Failure to do so may result in death or
serious injury.
Shut off power source before attempting to disconnect, service, or con-
nect wires or cables. Failure to do so may result in death or serious injury.
When working on high-voltage components, always have another person
present, and keep one hand away from equipment to reduce hazard of
current flowing through vital organs of body. Remove all jewelry from
fingers, wrists, and neck prior to working on electrical components.
Failure to do so may result in death or serious burns.
Step 1.
Check chain and sprocket drive for binding, wear, broken or damaged parts.
Repair or replace (para. 2-64).
Step 2.
Check for bound or frozen delivery pile motor.
Replace motor (m5) (para. 2-64).
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