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Opening and closing the shaft cover

; beyond that you must open the 

Chapter 06: Using the shaft cover

Emergency release (optional equipment):

To operate the emergency release from inside the structure (from below), the 

activating lever must be pulled downwards. This disables the locking mechanism 

function, and the lid can then be opened / or pushed upwards.

To close the cover, the locking bracket must be reinserted into the guide and the 

lever moved back into its original position.

Opening the shaft cover from outside the structure (from above) is performed as 

described on the previous page.

Attention! 

- We advise that a combination of emergency release and safety 

barriers such as safety grilles or guard rails is not sensible. After operating the 

emergency release, it may potentially not be possible, or only possible with great 

difficulty, for a fleeing person to open or push up the lid if this is obstructed by a 

grille or a folded-up guard rail sitting in the frame.

Status: 10-2021

Page 12 of 16

Summary of Contents for Professional HS 8

Page 1: ...Mounting setting the cover in concrete Page 04 Chapter 03 Adjusting the hinges Page 05 Chapter 04 Installing the opening aids gas pressurised springs LA36 or hydraulic unit Page 06 Chapter 05 Install...

Page 2: ...riageway 120mm These dimensions must be observed at the rear including behind the hinge boxes Minimum quality of concrete C35 45 allowing for the customer s specifications The cover must be set in con...

Page 3: ...l add on to the cover with trough with the option Hydraulic opening using internal cordless screwdriver actuator the following dimensions must be considered when designing the concrete surround clear...

Page 4: ...fting tackle or equipment such as a crane forklift digger etc insert the shaft cover into the opening provided The cover must only be introduced in a closed and firmly screwed condition There are hook...

Page 5: ...hinge brackets initially just on one side and slide the lid approx 1 2 mm in the direction respectively required If the lid needs e g to sit further back towards the hinge box when closed with the li...

Page 6: ...sed spring the point is to be chosen such that the lid stops when opened at around 80 It is then easy to move the lid manually into the latch locking position On lids with a depth of 600 mm the stop i...

Page 7: ...e frame bracket with the motor side as shown in the images below at the bottom using the screw nut and anti removal bolt Tighten the nut only to the point where the anti removal bolt does not stick ag...

Page 8: ...r tubes Only tighten the nuts to a point where the screws can still be rotated 3 Attach hose1 as shown in the illustration below to the cylinder and quick release unit and hose 2 to the cylinder and h...

Page 9: ...id 2 Folding to the side Installation on mounting tracks on the hinge side and locking side of the frame The grilles are inserted into these tracks When opened they stand up on their own and they can...

Page 10: ...in order to avoid damage during transport and concreting in After the construction works are completed the shaft cover can be opened and the elements of the guard rail fitted There are threaded bolts...

Page 11: ...ore them somewhere clean figure 1 2 Use the key to unlock and remove the lock assembly if any 3 Release the bottom brass three sided screw bolt s figures 2 and 3 4 Use the key hook to reach into the o...

Page 12: ...ed into the guide and the lever moved back into its original position Opening the shaft cover from outside the structure from above is performed as described on the previous page Attention We advise t...

Page 13: ...and stops moving immediately the button is released and at the latest in the end position The lid latch must be released before the cover can be closed 5 When leaving the cover the emergency off swit...

Page 14: ...e mounting cone of the outlet valve and turned in an anti clockwise direction the valve opens and the shaft cover lid closes under its own weight Please operate the outlet valve carefully to familiari...

Page 15: ...unit 1 To p and fra 2 The shaft c 3 The sealing 4 For betwee The us This en Chapter 06 Using the shaft cover Valve Cone hexagon 12mm Pump Cone square 1 4 Hydraulic unit cover caps Emergency opening Co...

Page 16: ...t always be kept clean in order to avoid damage and the resulting loss of sealing 4 For that reason clean the seal around the frame and the stainless steel contact surfaces between the lid and the fra...

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