Страница 1: ...A N U A L P R E V E N T I V E Alphabetical Interpreter MAINTENANCE Type 552 CONTENTS Page CAM AND DRIVE SHAFTS 2 FEED UNIT 2 PRINT U N I T 3 BASE 4 TESTS 5 Copyright 1949 INTERNATIONAL BUSINESS MACHIN...
Страница 2: ...reverse friction lock arm IBM 77 1 Light film on all linen dilecto gears 2 All gears and cam surfaces not lubricated by Bijur System IBM 27 1 Zerk fitting in drive pulley F E E D U N I T I Cleaning S...
Страница 3: ...rcuit breakers or a total of 7 duration at selection time See information on CB s under Base for this machine 3 Stacker a STACKER ROLLS for freedom of operation and wear b JAM CONTACT for adjustment a...
Страница 4: ...f the CB cams contacts and cam followers resulting in longer impulses aggravates this condition A worn brush making contact early through a hole in the card before CB 5 and 6 have broken the circuit f...
Страница 5: ...the printing has been the same every time 1 Check a test deck punched with numeric information in all positions 2 Check alphabetical interpretations with the same control panel using cards punched wit...
