Sunny Health & Fitness SF-RB4905 User Manual (English)

Questions and Answers:

T
Theresa DavisAug 2, 2025
Why is there no display on my Sunny Health & Fitness SF-RB4905 Exercise Bike computer?
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  ptorresAug 3, 2025
  If there is no display on the computer of your Sunny Health & Fitness Exercise Bike, try the following: * Ensure the wire from the computer is properly connected to the wire coming from the front post. * Verify the batteries are correctly positioned and the battery springs are making proper contact. * Replace the batteries with new ones, as the current batteries may be unresponsive.
A
Amanda WilliamsAug 7, 2025
What to do if my Sunny Health & Fitness Exercise Bike is making a squeaking noise?
- D
  David SotoAug 8, 2025
  If your Sunny Health & Fitness Exercise Bike is making a squeaking noise, the bolts may have become loose. Inspect all bolts and tighten any that have loosened.
N
Nancy FowlerAug 12, 2025
How to stop my Sunny Health & Fitness SF-RB4905 Exercise Bike from wobbling?
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  Sherry HolderAug 12, 2025
  To stop your Sunny Health & Fitness Exercise Bike from wobbling, turn the end cap on the rear stabilizer as needed to level the bike.
J
Jamie SantanaAug 18, 2025
What to do if there is no display on Sunny Health & Fitness SF-RB4905?
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  benjamin44Aug 18, 2025
  If the computer display on your Sunny Health & Fitness Exercise Bike isn't working, first, detach the computer and ensure the wire from it is securely connected to the wire from the front post. Next, verify that the batteries are correctly placed and that the battery springs properly contact the batteries. If the display still doesn't work, try replacing the batteries with new ones.

Sunny Health & Fitness SF-RB4905 Specifications

General

Display	LCD
Resistance Type	Magnetic
Drive Mechanism	Belt Drive
Drive System	Belt Drive
Transportation Wheels	Yes
Type	Recumbent
Weight Capacity	300 lbs
Inseam Length	29 - 39 inches
Batteries	2 AA (not included)
Connectivity	No
Programs	No
Seat	Adjustable
Pedals	with Straps
Resistance Levels	8 Levels