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OTC Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for OTC products.

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OTC manuals

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OTC Thumb Immobilizer User Manual

2072/L-S • August 1, 2025
OTC brand (model 2072) lightweight soft thumb immobilizer. Provides uniform compression over the affected area. Holds the thumb and wrist in opposition to help relieve discomfort and prevent…

OTC 7645 Parasitic Draw Tester User Manual

7645 • July 23, 2025
Finding electrical problems that drain the battery is getting harder all the time. But using No. 7645 with your digital amp meter takes the guesswork out of a…

OTC Tools 6553 Connecting Rod Guide User Manual

6553 • July 22, 2025
Comprehensive user manual for the OTC Tools 6553 Connecting Rod Guide, detailing product overview, setup, operation, maintenance, troubleshooting, specifications, and warranty information.

OTC 4295 Wheel Stud Service Kit Instruction Manual

4295 • July 19, 2025
Comprehensive instruction manual for the OTC 4295 Wheel Stud Service Kit, covering setup, operation, maintenance, troubleshooting, and specifications for efficient wheel stud removal and installation.

OTC 6691 Camshaft Retaining Tool User Manual

6691 • July 15, 2025
OTC's 6691 Camshaft Retaining Tool includes oversized retaining plates that lock camshafts together at top dead center (TDC) on GM 2.8L 3.0L and 3.6L DOHC engines. Three-plate set…

OTC 7248 C-Frame Press User Manual

7248 • July 3, 2025
Comprehensive user manual for the OTC 7248 C-Frame Press, covering setup, operation, maintenance, and specifications for U-Joints, Brake Anchor Pins, Wheel Studs, and Ball Joints.