Precor 956i will not come on - Precor Exercise & Fitness

A sticky button is the most likely cause

https://www.google.com/search?q=Model+956i+won%27t+speed+up

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Replacement Parts for Fitness Exercise Equipment at SPORTSMITH

The max user weight is 350 lbs.

Even in a commercial environment, the batteries eventually go dead. Will they go dead faster because of lack of use? Depends on what exactly 'occasionally' means in your case. If it means rarely, then get an adapter.

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/russell_1d1c35fa8a5a0be4

Sometimes a bad MCB will cause a vibration at certain low speeds. If you have another unit, swap MCBs to verify.

Btw, I’m available to help over the phone in case u need at https://www.6ya.com/expert/russell_1d1c35fa8a5a0be4

http://www.fixya.com/support/t23215313-replace_precor_treadmill_display_board

see the video attached. God bless you

hi,
your treadmill's belt is loose. You have to tight the belt from the both side.
all the treadmills follow the same procedure for tightening the waking belt. Watch the following video for the same.
ok

Most treadmills are designed to use the ground to disperse extra static energy - the ground on the GFCI is used to detect fluctuations in the current flow from the hot to the neutral side. The difference in current flow can be as small as 5 milliamps. When the ground pin on the GFCI detects this fluctuation, the ground will open the circuit. This is why it is not recommended to plug a treadmill into a GFCI.

There is a micro switch under the red "Stop" button. The switch is stuck and needs to be replaced.