HP-Service-Note-211A-1A 电路图.pdf

hp MODEL 211A SQUARE WAVE GENERATOR Serial No. 1463 and Below REPLACEMENT FAN KIT hp STOCK NO. 211A-95A The motor used inhpModelW1ASquare Wave Gerera- tors with SerialNo. 1463 and below has been discon- tinued by the manufacturer and is no longer available. This obsolete motor had hp Stock No. 315-3and used the hp Stock No. 314-9 fan blade in the Model 211A. A replacement fan motor kit for theabove instruments is available under hpStock No. 211A-95A. This kit is supplied complete with a new motor and mounting bracket assembly, matching fan blade, and mounting screws. INSTALLATION INSTRUCTIONS- The motor and mounting bracket assembly supplied in the 211A-95A kit is a direct replacement for L/ the original motor and mounting bracket. Remove and bolt the replacement assembly in the same location. the four rivets holding the orignal mounting brackets . Check that both fan collar set s c r e 4 are tight and that the fan blade does not strike components within the instrument before turning the instrument on. You will find the 3140-0010 motor inall211Ainstru- ments with Serial No. 1464 and above. Only the 3140-0010 motor will be neededfor replacement pur- poses in these instruments or instruments in which the 211A-95A kit has been installed. COMPONENTS FURNISHED IN THE 211A-95A KIT L QUANTITY 1 DESCRIPTION Motor, 60 cps, shaded Fan Blade 6 - 32 x 3/8 machine screw with lockwasher 6 -32 x 5/16 hex nut with lockwasher Service Notes Instal - lation Instructions Brackets pole hP STOCK NO. 3140-0010 3 160- 0013 2 3 9 0- 0009 2420-0001 211A-1A 2 11A- 12C 12/6 5- 8 I 7SOO Garden of the Gods Road, Colorado Springs, Colorado, U. S. A. To/. fSOS1 686-5171 Europe: 54 Route Des Acacias, Geneva, Switzerland, Cable: *HEWPACKSA* hi. (on) 48.81.60 RadioFans.CN 收音机爱 好者资料库