Transcriber's Note
This ebook contains two manuals by Delco: Delco RadioOwner's Manual Model 633 and Delcotron Generator Installation. They are separated by a divider.In the list on pages 10 and 11 of Delco Radio Owner's Manual Model 633,the second station line for Tulsa (which is CFRB 690) has been removed,as it is believed to be an accidental reprinting of the following stationline. Redundant headers and (foot)notes on these pages have also beenremoved.
INSTALLATION AND OPERATING
INSTRUCTIONS
This model of the Delco Radio is a six-tube super-heterodyne[1]receiver designed for operation with aHEADER type speaker. It comprises the best inautomotive radio engineering, featuring Syncro-Tuning—thenewest, most efficient antenna circuityet developed, and Sensitivity Control.
The speaker and remote control unit are suppliedin separate packages and are available in a widevariety of types and styles, depending upon themake and model of car the unit is to be used on.
The package contains:
| Part No. | |
| 1 Receiver Unit, complete with tubes | |
| 1 Speaker Unit (less Adapter) | 1210934 |
| 1 Combined Drilling Template and Radio—Dash Spacer | |
| 2 Chassis Mounting studs, ¼—20 x 2½ | 1207562 |
| 2 Chassis Mounting Shakeproof Washers | 1208565 |
| 2 Chassis Mounting Nuts, ¼—20 | 120375 |
| 1 Antenna Lead | 1209622 |
| 1 Distributor Suppressor | 1207818 |
| 1 Generator Condenser | 1849014 |
| 1 Ammeter Condenser | 1209333 |
INSTALLATION
See Instructions in antenna package.[2]
This receiver may be installed on any car withPositive or Negative ground without any changesof wiring.
When possible, locate the chassis on the driver'sside of the dash, over the steering column, withthe removable cover plate facing the floor. Thisposition places the control shafts on the end ofthe case facing the center of the car.
Locate the position of the mounting holes bymeans of the template included in the package.Drill the holes, using a 3/8" drill, and scrape thepaint from around the holes on the engine side ofthe dash to insure a good ground connection asthere is no other g