ARRI ARRIFLEX 16S Operating Instructions Manual Download Page 11

Motors  

The 8 Volt VARIABLE SPEED MOTOR 
is generally standard equipment for 
16S/B. All motors are interchangeable. 
By simply opening lock lever (24), the 
motor may be pulled out of the camera 
housing and replaced with any other 
motor such as -GOVERNOR 
CONTROLLED CONSTANT SPEED 
MOTOR, 110V 60 HZ SYNCHRONOUS 
MOTOR, ANIMATION MOTOR and 
UNIVERSAL CRYSTAL CONTROLLED 
MOTOR. When mounting a motor, care 
must be taken to line up the locating pin 
with the keyway in the camera and to 
insert the motor, all the way into the 
motor cavity to insure proper electrical 
contact.  

   

  

 

 

 

Variable Speed Motors  

By turning ribbed motor housing, a rheostat is actuated to regulate the speed of 
the motor. The figures around the motor shell are arbitrary, however, after some 
experience, they permit the operator to reset the camera quickly for any desired 
speed. (With, a full charged 8

 

Volt battery the rheostat will be set between 3 and 

4 to give 24 fps. 
 

 

A knurled disc (see Illustration) marked 
"R"-"F" is located at the back of the 
variable speed motor. When turned all 
the way to "F" (click stop), the camera 
will run Forward; turned to "R" (click-
stop), the camera will run in Reverse. 

 

When using a magazine, both, camera 
motor and magazine torque motor, 
must be set to run in the same 
direction, i.e. BOTH forward or BOTH 
reverse! 

 

     

 

     

 

 

The inching knob (27) in the center of the motor is used to turn the shutter and 
actuate the registration pin and film transport claw during the film loading 
operation.  

 

Constant Speed Motor  

The constant speed motor is used when only

 

one single camera speed 

(24/25Fps) is required. In size and shape similar to the variable motor, the 
constant speed motor uses a centrifugal switch (governor) to keep the motor 
speed accurate within 1% under varying load and power conditions. The motor 
runs forward only and requires an 8V DC power source.  

Summary of Contents for ARRIFLEX 16S

Page 1: ...Arriflex 16S Operating Instructions...

Page 2: ...Footage Counter 23 Re Set for Frame Counter 24 Motor Lock Lever 25 Variable Speed Motor 26 Rheostat To Control Camera Speed 27 Inching Knob 28 Eyelet for Carrying Strap 29 Knurled Dis Camera Take Up 3...

Page 3: ...rator is built into the camera When the camera runs at 24 fps the generator ooutput is a 60 cycle signal of approximately 1 2 volts This signal is the heart of all Piloton synchronizing systems The ou...

Page 4: ...a will supply 8 volts DC through pin 3 on the Tuchel outlet See schematic This voltage energizes a 1000 cycle oscillator built into the tape recorder The 1000 cycle signal is recorded on the tape and...

Page 5: ...a Place thumb of right hand between contour grip 21 and side of camera while the other fingers reach forward around the bulge so they are free to actuate the follow focus grips 38 and diaphragm ring o...

Page 6: ...uld then be secured with the diopter lock ring 7 This setting need never be changed unless other persons use the camera Once proper finder focusing is obtained you can focus on a subject by actuating...

Page 7: ...lockwise Exercise care not to cross thread the collar and make sure the eyepiece is flush against the finder flange The rubber eyecup swivels freely in its ball stop bearing and can be pulled off for...

Page 8: ...6 To open the turret lock turn th elever counterclockwise Three turret grips 47 make it easy to rotate the selected lens into taking position Always turn the turret by means of the grips never by the...

Page 9: ...terclockwise Then lift the lens out of the cavity Always try to hold the lens on a fixed part of the barrel Don t rotate the lens for mounting purposes by the focusing or iris rings The Bayonet Lock m...

Page 10: ...the front frame Two filter stages accept rectangular 60x75mm and 60x100mm GLASS FILTERS or ARRI FILTER HOLDERS with frame for 2 square gelatine or glass filters One of the stages can be rotated for us...

Page 11: ...for any desired speed With a full charged 8 Volt battery the rheostat will be set between 3 and 4 to give 24 fps A knurled disc see Illustration marked R F is located at the back of the variable spee...

Page 12: ...TAIN PROPER POLARITY IS MAINTAINED To use any Arriflex DC motor on 110 Volt AC current a power supply with transformer and rectifier is necessary See 16S price list Camera Tachometer Film Counter The...

Page 13: ...ground glass of the viewfinder exactly the same image as is registered on the film All of the light rays reach the film through the lens without any interference while the shutter is open and are alt...

Page 14: ...n against the aperture plate then close gate Thread film around sprocket drum G forming a lower loop according to the marking in the camera body below the gate and close pressure roller D2 At this poi...

Page 15: ...otor The camera can only be switched on again after the pressure roller assembly A has been opened and closed as described in the previous paragraph The buckle switch also stays OFF in the event that...

Page 16: ...keep the end of the last exposed scene from becoming light struck when the camera door is opened Then stop the camera open the camera door check for and correct any malfunction reset the buckle trip m...

Page 17: ...The following procedure must be done in total darkness when using core load film To open magazine cover depress the safety latch leaf spring and turn lock 2 counterclockwise to its stop Swing supply g...

Page 18: ...by depressing the buttons at the ends of the film spindles A standard core adapter can be substituted for the collapsible one on the take up side In this case a regular plastic film core would have to...

Page 19: ...ith the magazine loosely seated in the camera casting pull the latch 3 of the magazine lock down and the resulting expansion of the wedges will secure the magazine to the camera To prevent an accident...

Page 20: ...he magazine All later model torque motors are equipped with a grounding plug for a small wire which leads directly from the negative pole of the battery cable to the torque motor The most probable cau...

Page 21: ...t After cleaning polish gently with chamois or other soft clean optical cloth From time to time the lens mounts and the three lens sockets in the turret should be cleaned to remove dirt and dust After...

Page 22: ...mera serial numbers are engraved on each coyer and camera DON T use old or shrunk film the registration pin s stroke is adjusted to the perforation pitch of fresh film 0 2994 according to ASA specific...

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