Precor EFX 5.21si Using a Program Course, Following briefly explains the purpose for each program

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You can choose the Manual course program in two different ways:

•pressing Quick Start at any of the setup prompts displays the manual course. The weight setting defaults to 150 pounds (68 kg) so all calorie calculations and their associated displays are based on a body weight of 150 pounds (68 kg). The Smart Rate displays do not work when you use Quick Start. For more information, refer to Using the Quick Start Feature.

•entering your weight, age, and selecting the “MANL” course. At your next workout (if no one else has used the machine), tap Enter three times to access this same program.

When you choose the Manual course, the display continuously scans through the features unless you press the Scan/Hold key. The Resistance or keys change the resistance and the Cross Ramp or keys affect the elliptical orbit of the foot pedals.

Important: To access cool down from Manual mode, you need to press and hold Pause for 3 seconds. Remove pressure from the key while the cool down message is scrolling on the display.

Using a Program Course

To use one of the program courses, follow the instructions below. Remember, when you press any keys on the display console, hold onto the handrail to maintain your balance.

The EFX is equipped with several preprogrammed courses that can vary in ramp settings. No course, except WTLS, HRC, and CST1 and CST 2, is limited in its duration so you need to press the Hold to Reset key to access the cool down mode and end your workout. Refer to the label on the display console for a representation of the course profiles.

The following briefly explains the purpose for each program:

XTR Use this course to provide greater overall muscle tone to the widest range of your lower- body muscle groups. When you are comfortable with the movement of the EFX try both forward and backward strides throughout your workout. Reverse motion increases muscle tone in your hamstrings, quadriceps, and calf muscles.

GLT A workout utilizing higher ramp settings which provide a more circular elliptical path which increases your leg extension and concentrates the most muscle tone toward your upper legs and buttocks.

Other programs provided, but discussed in another section include:

INTV The Interval course on the EFX lets you set the course duration, resistance, and ramp settings for 2-minute rest, 2-minute work intervals. See Changing the Interval Course Profile.

HRC With the optional receiver installed in the display console and the POLAR® chest strap, you can utilize this course to its fullest extent. The EFX automatically sets the resistance to help keep you in the cardiovascular zone. For more information, refer to Using the EFX Heart Rate Control Course.

WTLS Similar to the interval course, this course provides a 28-minute course (4-minute rest and 4-minute work intervals) that maximizes your weight loss results. See Using the Weight Loss Program.

CST1 Provides a course where you determine the resistance and ramp settings while you work out. Once you complete the course, it is stored in the system’s memory for future use.

CST2 Provides a second custom course. See Creating Custom Courses. RAND The course profile is different each time this course is selected.

To use a Program course, follow the steps in Working Out on the EFX and add the following variation.

•At the course prompt, enter a course name or number (refer to page 13).

Note: If you do not press Enter to select a course, after 10 seconds the prompt “PRESS ENTER TO BEGIN” appears. This prompt continues to scroll across the display every few seconds until Enter is pressed.

In several of the program courses, the ramp level is preset, but you can adjust either the ramp or resistance settings any time during your workout by pressing the appropriate or keys.

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Contents Elliptical Fitness Crosstrainer Important Safety Instructions Personal Safety Precor Heart Rate Option-Safety GuidelinesCanadian Department of Communications Information Regarding Regulatory RequirementsFCC Federal Communications Commission, Part Safety Approval Diagram aGrounding Instructions ConnectionTable of Contents Using the Precor Heart Rate Option Getting the Most Out of Your WorkoutMaintaining the EFX ViiAllen wrench, power cord, and tie wrap Power cordBefore You Begin Unpacking the EFXAssembly Instructions Setting Up the EFXInstallation Requirements Pulling out Get assistance before performing the following stepsDiagram Secure handrail to baseConnect Using the EFX Locating the on and OFF SwitchRemoving the Locking Pin Understanding the Display ConsoleCross Ramp keys Features on the DisplayEFX5.21si display Keys on the Display Console Cooling Down After a WorkoutCustomizing the Display Display returns to the Precor bannerEnter weight or press Quick Start Enter Age Select Course Working Out on the EFXHeart rate. See Cooling Down After Your Workout Remove the locking pinStart working out Using the Quick Start FeaturePausing Your Workout Using Manual Mode Cooling Down After a WorkoutEnding Your Workout Inserting the Locking PinUsing a Program Course Following briefly explains the purpose for each programChanging the Interval Course Profile Using the Weight Loss Program Creating Custom Courses Deleting Custom CoursesUsing the Precor Heart Rate Option Wearing the Chest Strap TransmitterDetermine proper length Buckle chest strapUsing the EFX Heart Rate Control Course Utilizing the Heart Rate Interactive CapabilitiesCorrecting Inconsistent Heart Rate Readings Trapezius Getting the Most Out of Your WorkoutMuscles improved Heart Rate Training Zone How Hard Should I Exercise?How Long Should I Exercise? How Often Should I Exercise?Cleaning the Equipment Accessing the Odometer and Software Version NumbersPower Cord Maintenance Maintaining the EFXEFX5.21Si Obtaining ServiceEFX Long Term Storage Electronic Specifications Programs Display Readouts

EFX 5.21si specifications

The Precor EFX 5.21si is an elliptical fitness machine that provides a unique and effective workout experience for users at all fitness levels. Designed with versatility and user comfort in mind, the EFX 5.21si combines advanced technology with an intuitive design to help users achieve their fitness goals efficiently.

One of the standout features of the EFX 5.21si is its CrossRamp technology. This innovative feature allows users to adjust the ramp angle of the machine, enabling them to target different muscle groups across the lower body. With a range of ramp settings available, users can easily customize their workouts to focus on their preferences, whether that be quads, hamstrings, glutes, or calves. This versatility adds variety to workouts, helping to keep users engaged and motivated.

The EFX 5.21si also boasts a low-impact cardio workout that mimics natural walking or running, making it an excellent choice for those seeking to avoid joint strain. The smooth motion provided by the machine helps prevent injuries while still offering an effective calorie-burning workout. This design is particularly beneficial for users who may be recovering from injuries or are just beginning their fitness journey.

In terms of user interface, the EFX 5.21si features an easy-to-read console that displays essential workout metrics, including time, distance, calories burned, and heart rate. The heart rate monitoring system is integrated into the handlebars, allowing users to maintain their desired intensity levels efficiently. With various preset workout programs available, users can choose routines based on their specific fitness goals, whether it’s weight loss, endurance training, or interval workouts.

Durability and stability are crucial characteristics of the Precor EFX 5.21si. Constructed with commercial-grade materials, this elliptical is designed to withstand regular use, making it suitable for both home gyms and commercial fitness facilities. The solid build ensures that users experience a stable platform, enhancing safety and performance during workouts.

Overall, the Precor EFX 5.21si is an exceptional choice for anyone looking to elevate their fitness routine. With its adjustable ramp, low-impact cardio benefits, user-friendly console, and durable construction, the EFX 5.21si stands out as a top contender in the elliptical trainer market. It offers a comprehensive workout experience that caters to diverse fitness levels, making it a valuable addition to any exercise regimen.
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