Ordnance Maintenance: 9-cylinder, Radial, Gasoline Engine (Continental Model R975-C1) - TM 9-1751 War Department Technical Manual

a. Purpose. The instructions contained in this manual are for the information and guidance of personnel charged with the maintenance and repair for the Continental R975-C1 engine. These instructions are supplementary to Field Manuals and Technical Manuals prepared for the using arms. This manual does not contain information which is intended primarily for the using arms, since such information is available to ordnance maintenance personnel in 100-series Technical Manuals or Field Manuals.

b. Contents. This manual contains a description of and procedure for disassembly, inspection, repair and assembly of the Continental R975-C1 engine.

c. Accessories. The present accessories used with this engine and the publications which contain the disassembly, inspection, repair, and assembly instructions for these accessories are:

Ordnance Maintenance: Electrical Equipment (Delco Remy)

Ordnance Maintenance: Accessories for Wright R975EC2 Engines for Medium Tanks M3 and M4 Ordnance Maintenance: Accessories for Wright R975EC2 Engines for Medium Tanks M3 and M4 Ordnance Maintenance: Fuel Pumps Figure 1 — R975-C1 Engine - Left Front View, Ordnance Maintenance: Accessories for Wright R975EC2 Engines for Medium Tanks M3 and M4 Ordnance Maintenance: Carburetors (Stromberg)

Ordnance Maintenance: Carburetors (Stromberg)

Figure 2-R97S-C1 Engine— Right Rear View Magnetos SCI-VAG-9-DFA TM 9-1750D Ordnance Maintenance: Accessories for Wright R975EC2 Engines for Medium Tanks M3 and M4 Ordnance Maintenance: American Bosch Magnetos, MJT7A302, MJT9A304, and MJT9A306 a. Description. Every vehicle is supplied with a copy of AGO Form No. 478 which provides a means of keeping a record of each MWO completed or major unit assembly replaced. This form includes spaces for the vehicle name and U. S. A. Registration number, instructions for use, and information pertinent to the work accomplished. It is very important that the form be used as directed and that it remain with the vehicle until the vehicle is removed from service.

b. Instructions for Use. Personnel performing modifications or major unit assembly replacements must record clearly on the form a description of the work completed and must initial the form in the columns provided. When each modification is completed, record the date, hours and/or mileage, and MWO number. When major unit assemblies, such as engines, transmissions, transfer cases, are replaced, record the date, hours and/or mileage, and nomenclature of the unit assembly. Minor repairs and minor parts and accessory replacements need not be recorded.

c. Early Modifications. Upon receipt by a third or fourth echelon repair facility of a vehicle for modification or repair, maintenance personnel will record the MWO numbers of modifications applied prior to the date of AGO Form No. 478.

Contents

• Chapter I: Introduction 1-2 4
• Chapter 2: R975-C1 Engine (Continental) 3-38 8
• Section I: Engine description and data 3-4 8
• Section .,: 13-17 58
• Section 18-22: 63
• Chapter 3: Clutch 39-45 200
• Section I: Description and data 39-40 200
• Chapter 4: Special Tools 46 221

Republished by Liber Copia LLC for convenient study and reference on any device.