Nikon kogaku motor drive f36 f250 repair manual. Available to purchase for immediate download. Below is an extract from the manual converted to text for a quick impression on the content. Nikon kogaku motor drive f36 f250 repair manualNikon MOTOR DRlVE F36, F250 (S36, S72) (Cord No.2oF'A94) REPAIR MANUAL SUPPLEMENTImprovement of Motor Drive Model F-36 and F-250 The following improvements have been carried out in the design of the Nikon Motor Drive Model F-36 and F-250 which are delivered since oc- tober, 1962, for the purpose of further increasing the durability es- pecially of the built-in switches. Therefore, if it happens to under- take some repairs or checking of the inside switches. it is desirable to do the amendments described in Section 1 and 2. For the Motor Drive Model 8-36 (to be used on the Nikon SP) and 8-72 (to be used on the Nikon SSM), do the amendments described below in Section 2. Section 1 Time lag device (E-Assembly) and time lag switches (N- Assembly) The improvement has been made in view of securing the contact pressure by preventing poor contact of the time lag switches. 1a. The new type Motor Drive differs from the earlier in the fol- lowing points. (See Fig. 6-1 and 6-2) la-(l) Instead of pin #281 provided on the fly wheel (#255) in the earlier type, closing of the switch is made by means of insu- lating pin #282 A, B on the end of switch closing lever #281 attached to base plate #256 and a cam added to the fly wheel (#255).