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Page Title:
Table 4-3 . Troubleshooting Symptom Table - continued |
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  TM 11-7025-210-23
Table 4-3 . Troubleshooting Symptom Table -- Continued
INDICATORS
ITEM
SYMPTOM
LIT
PROBABLE CAUSE
CORRECTIVE ACTION
SEE PARAGRAPH
e. Prints but snags fingers
1. Bent clevis
1. Replace hammerbank assembly
on one column only
2. Plunger binding in coil
2. Replace hammerbank assembly
4-46
3. Hammer throw adjustment
3. Replace hammerbank assembly
4-46
f. Prints but snags fingers on
1. LHD board
1. Swap LHO boards. Replace
odd or on even columns only
faulty board
2. HYS board
2. Swap HVS boards. Replace
faulty board
4-23
g. Prints but snags fingers
1. Bent print finger
1. Straighten finger
at any column or character
2. Photocell timing
2. Adjust photocell timing
or install new photocell
3. LHD board
3. Swap LHD boards. Replace
faulty board
4-23
4. HVS board
4. Swap HVS boards. Replace
4-23
faulty board
h. Gapping (not associated
1. Photocell defective
1. Replace photocell
4-50
with a particular column).
2. PSR board
2. Replace PSR board
4-23
3. Print belt slippage
3. Replace pulley shaft bearings
i. Gapping (associated with
1. Worn clevis & plunger
1. Replace hammerbank assembly
4-46
a particular column).
4.
PRINTS LIGHT ON ONE PART OF
CHARACTER
a. Light on top or bottom. all columns
1. Hammerbank not seated
1. Reseat hammerbank
4-46
properly
b. Light on top, one character only
1. Finger not seated in
1. Reseat finger
4-59/60
belt
c. Light on left
1. Hammer throw adjustment
1. p lace hammerbank assembly
4-46
2. Bent clevis
2. Replace hammerbank assembly
4-46
3. Plunger binding in coil
3. Replace hammerbank assembly
4-46
bank
4. PSR board
4. Replace PSR board
4-23
d. Light on right
1. Bent print finger
1. Straighten print finger
4-59/60
2. Photocell timing
2. Adjust photocell timing
4-51
3. PSR board
3. Replace PSR board
4-23
4-13
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