ekwb EK-FB ASUS CROSSHAIR IV Installation And Mounting Manuals Download Page 2

All

 

disclosures,

 

notices

 

and

 

warranty

 

conditions

 

are

 

being

 

written

 

on

 

the

 

back

 

of

 

the

 

box.

          

 

 

 

 

          

Released

 

on

 

18

th

 

of

 

June,

 

2010.

 

STEP 3:  PREPARING YOUR WATER BLOCK 

1. ATTACHING STANDOFFS. Apply small amount of thermal grease around mounting holes 
and place acetal standoffs (thickness 2,5 mm) so the holes are concentric. Thermal paste 

provides enough adhesive force for standoffs to stay in a place. 

 

 

 
 

2. PLACING BLOCK OVER GPU. Place the motherboard on the inverted water 
block or vice versa and attach it with enclosed screws as shown. Make sure that 

mounting holes are aligned. 

STEP 4:  ATTACHING BLOCK TO MOTHERBOARD                                          STEP 5:  PREPARING YOUR NICKEL BACKPLATE 

1. MOUNTING THE BLOCK.  
Tightening the screws beginning in the center of the block near the 
northbridge, and continue evenly outwards. Do not use too much 
pressure on screws, because motherboard might bend and either 
cause bad contact with water block, or break a connection on the board. 
Use the enclosed screws and washers as shown in diagram below:                                
 
 
 
                                                    
 
 
 
 
 
 
 
 
 
 

1. ATTACHING STANDOFFS. Apply small amount of thermal grease around mounting 

holes and place acetal standoffs (thickness 2,5 mm) so the holes are concentric. 

Thermal paste provides enough adhesive force for standoffs to stay in a place. 
 
 
 
 

 

 
 
 

 

 

 

 
 
                                                                                        

STEP 5:  ATTACHING BACKPLATE TO MOTHERBOARD                               6. POSITIONING FITTINGS AND CONNECTING TO WATER CIRCUIT 

Use M3x12 DIN965 screws in order to attach backplate to motherboard. Screws go into 

full board block. Backplate provides better contact along mosfet chips, thus block 

performs better. 
 

 

 

   

   

 

 

 
 
 
 

Please use spacer on shown hole only if you use fitting with G1/4 thread longer than 

5mm (see sample picture). Attach the liquid cooling tubes and connect the water-

block(s) into the cooling circuit. EKWB recommends using high flow fittings with the 
EK-FB Crosshair 4 series water blocks. To ensure that the tubes are securely attached 

to the barb/fittings, please use hose clamps or an appropriate substitute. The use of an 

algaecide is always recommended for any liquid cooling system.  

You can use any hole as an inlet/outlet hole. 

      
 

        

 

 
 
 

STEP 7:  CHECKING FOR CONTACTS 

Temporarily remove the water block to check for uniform surface contact between the block and the components. Note the pattern of contact on a piece of paper. Then repeat 
steps 3 and 5 to reattach the block applying more or less pressure to the areas where you have found it necessary. 

REQUIRED TOOLS AND MOUNTING SCREWS: 

   scissors         

   philips screwdriver            

4 screws M3x8 DIN7985    

2 screws M3x12 DIN965 

 

 

Make sure both of these two surfaces are fully 
covered with enclosed thermal pads, otherwise 
you may cause circuiting of board and making it 
useless! 

Please use the enclosed insulating 
washers on all M3x8mm screws. 

M3x12 DIN965 

Fitting/barb 

Spacer 

Washer 

 

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