# Service Mode

Service mode is used for periodical service operations.

## Preparation

1. Mark the number of bolts to be tested.

2. Make sure the threads are clean from the rust and lubricated.

3. Rundown the tensioner on the bolt threads until it touches down the flange.

On the Tasks tab on the hand controller, select Batch Bolt service, then Bolt Service. Scan the bar codes and accept it by pressing the forward button. For exapleScan Tower Section ID, Scan Bolt Data ID and Scan Operator ID, then add batch of bolts to be serviced, select bolt position on Position tool on bolt and start the program.

## Installation

1. Press the pressurize button to install the tensioner.

2. Rotate the click wrench clockwise until all three LEDs on the tensioner or the hand controller are green.

3. Change the rotational direction on the click wrench to counterclockwise and rotate till all LEDs on the middle row are green.

4. Release hand from the click wrench and finger from the trigger before starting the next step.

Both clockwise and counterclockwise rotation must be done gently.

## Pressurization

1. Press again the pressurize button and hold it till the pressure reaches the set pressure and all the LEDs in the first row are green.

2. Rotate the nut for minimum of 10 degree counterclockwise.

3. Change direction of the click wrench to clockwise and rotate gently until the minimum required torque is achieved.

## Pressure release

When all parameters are within the set limits and all LEDs are green, pressure will be released automatically or manually depending on the chosen initial setup. A tightening OK or NOK message will appear on the screen of the hand controller to take further actions.

Move to the next bolt and repeat all the steps from Installation phase until the batch is completed.

## Applies to: