Continuous Geared Hinges - Full Surface Models
Documents  Cross Reference  CR78 1120 & CRHD78 1120  CR78 1570 & CRHD78 1570
CR78 2100 & CRHD78 2100  CR78 2240 & CRHD78 2240  General Information  Fully Concealed Clearance

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CR78 1570, CRHD78 1570, CR78 2100, CRHD78 2100
The above models require no special dimensioning, they are designed for retrofit applications. Full Surface models are designed to be mounted to the exposed surface of the door and frame. Additional clearance is not needed except for door and frame painting.
Required Clearance
  Standard Metric
Single Doors (Square & Beveled Edged)
A. Thickness of Hinge 0"  (0")   0mm
B. Allowances for door and frame painting (Optional) 1/32"  (1/32") 0.8mm
C. Single Door Clearance on Lock side 1/8"  (4/32") 3.2mm
Total 5/32" 4.0mm
Pair of Doors (Square & Beveled Edged)
A. Thickness of Hinge 0"  (0") 0mm
B. Frame Irregularities, additional allowance 1/32"  (1/32") 0.8mm   
C. Recommended clearance, edge to edge 3/16"  (6/32") 4.8mm
D. Frame irregularities, second allowance 1/32"  (1/32") 0.8mm
E. Second Hinge Thickness 0"  (0") 0mm
Total 8/32" 6.3mm