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CALIBRATION PROCEDURE

KEISER M3/M3i & M5/M5i CARDIO EQUIPMENT

2

1X

RPM

WATTS

ODO

ODO

GEAR

1X

RPM

WATTS

ODO

RPM

WATTS

ODO

GEAR

RPM

ODO

GEAR

RPM

ODO

1X

6X

Begin with the Computer off. Then, 

push the Resistance Lever to the lowest 

position.

Please be sure to read and understand all instructions on page 1 prior to beginning the calibration procedure below. 

The M3i Indoor Cycle is featured in the calibration procedure below (M3, M5/M5i similar). 

Please note: STEP 3 through STEP 6 must be completed 

within 30 seconds

.

Pedal 1 full revolution. The following 

“Time Row” value will be displayed:

• 

M3i/M5i = “1”

• 

M3/M5 = “0:00”

Position the Calibration Tool (Cal Tool):

• 

Place the Cal Tool onto the 

Flywheel as shown above. 

• 

Slide the Cal Tool up until the Cal 

Tool comes to a hard stop beneath 

the Magnet Holder.

Engage the Magnets into the Cal Tool:

• 

Turn the Magnet Cover counter-

clocwise until the Magnets stop 

against the cutouts in the Cal Tool.

• 

Release the Magnet Cover and 

allow it to return to its rest position.

• 

Remove Cal Tool (it is no longer 

needed). 

Pedal 1 full revolution. The following 

“Time Row” value will be displayed:

• 

M3i/M5i = “2”

• 

M3/M5 = “0:01”

“CAL’b” will display upon successful completion of the Calibration procedure. 

(NOTE: Diagnostic values above the “CAL’b” row will vary). 

Allow the computer to 

sleep before use.
TROUBLESHOOTING: 

If an error symbol “Err#” appears on the display, allow the 

computer to enter sleep mode, then begin the calibration procedure again from STEP 1.
If the error persists, note the error number and diagnostic values and contact Keiser 
Customer Support at 1 559 256 8000.

CUSTOMER SUPPORT: 

If you have any questions regarding this procedure and/or 

operation after reading this guide, contact Keiser Customer Support:

1

2

3

4

5

6

Time

Row

M3i/M5i

M3/M5

Time

Row

Magnets

Magnet Cover

(transparent view)

Move the Resistance Lever from stop to 

stop 6 times.

IMPORTANT: 

Make sure the Resistance 

Lever makes the complete travel from stop 
to stop all six times. Failure to do so may force 
an error.

Cal Tool

cut-outs

Cal Tool

Calibration Successful

M3i/M5i

M3i/M5i

M3/M5

M3/M5

555519_B

© Copyright 2017, Keiser Corporation. All rights reserved.

keiser.com/support

1 559 256 8000

service@keiser.com

Flywheel

Magnet Cover

PLEASE READ ALL INSTRUCTIONS CAREFULLY

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