SERIES L260 - CARD-LOK RETAINER (LEVER-LOK) Calmark offers the Series L260 Lever-Lok Card-Lok retainer for cold plate/heat exchanger applications. This totally unique design provides tool free, lever action locking on the advance design Series 260 Card-Lok. The Series L260 provides visual indication of accurate, repeatable locking to a preset clamping force. FEATURES n Tool free actuation n Visual indication of locked or unlocked status n Preset and adjustable clamping force Series L260 Card-Lok Retainer (lever-lok) n Clamping force consistently repeated Cold Plate n Maintained wedge and body alignment for easy installation Spring n Special lengths, finishes, or other Washer design options available on request Stack MATERIALS & FINISHES Square Flatwasher WEDGES, SHAFT AND LEVER Material: Aluminum Alloy 6061-T6, ASTM-B221 Finish: Wedge & Shaft: Black Anodize per Mil-A-8625 Type II, Class 2 Wedges: also have Dry Film Lube per Mil-L-46010 Type 1 Lever: Hard Black anodize per Mil-A- 8625 Type III, Class 2 ADJUSTMENT SCREW Material: Board Stainless Steel per ASTM-A582 QQ-S-763 Module Assembly Finish: Passivate per Mil-S-5002 Locking element per Mil-F-18240 Adjustment Screw Recommended Gap: HARDWARE Board Module Material: Assembly thickness plus 7.62 (.300) Wedges Front Washer: MPIF Standard 25 Rear Washer: ASTM-A240 Spring Washers: ASTM-A266 Finish: Passivate per Mil-S-5002 WEIGHT 1.17 g/cm (.105 oz/in) Lever Arm Shaft may be riveted, screwed or bonded to Board Module Assembly 38 www.calmark.com 800-854-7086SERIES L260 - CARD-LOK RETAINER (LEVER-LOK) 6.35 (.250) Assembly Length (AL) 2.67 (.105) 6.86 (.270) Capable of max. expansion range of 6.86 (.270) to 2.38 (.094) 8.26 (.325). Hex Socket Cap Adjustment Per ANSI/ASME required to an B18.3 exact dimension within this range. Assembly Length +26.4 (1.04) REF when fully relaxed and unadjusted. Dimension will shorten by 5.3 (.21) when adjusted. 3.31 (1.305) 1.5 (.06) M/2 .13 (.005) 7.04 (.277) M = Assembly Length minus 48.26 (1.90) .13 (.005) 3.63 (1.43) Units: mm (in) Unless specified otherwise, .xx = .25, .x = .5 (.xxx = .010, .xx = .02) -1 Shown -2 Opposite CLAMPING FORCE ADJUSTMENT CLAMPING FORCE DATA PROCEDURE Direct force of assembly is approximately 556N (125lbs), Lever-Lok is furnished unadjusted and when adjusted per recommended will require the use of the following procedure. procedure to achieve proper clamping. Direct force of assembly is affected NOTE: Factory preset adjustment approximately as follows: available on request. (See part number code) 26.7N (6lbs) per each .025 (.001) variation of cold plate slot width, 1. F asten Lever-Lok to Board Module or 169N (38lbs) per each full turn Assembly of screw. 2. Insert Board Module Assembly into slot in cold plate 3. Actuate lever to locked/closed position 4. Tighten screw on end of shaft until wedges initially contact wall of cold plate slot, or slight insertion extraction drag is felt 5. Additionally tighten locknut 2 full turns. DO NOT EXCEED TWO (2) TURNS 6. Lever-Lok is now ready to use Part Number Code Example: Part Number Code L260-3.80TM2-1 Series L260 Card-Lok Five Piece Series L260 five piece lever actuated Card-Lok 96.52 L260 - 3.80 TM2 -1 P (3.80) long with black anodized finish, -1 lever direction Suffix options and no factory preset clamping load. Assembly length from 2.50 (63.5) to 12.99 (329.9) length.xx Preferred lengths are 71.12 (2.80), 96.52 (3.80) and 121.9 (4.80) MOUNTING METHOD TABLE Other lengths available upon request Code Mounting Options - M2 x 0.40 tapped holes TM2 Letter Method or choose from Mounting Option Table see table blank 2-56 tapped hole Lever Direction -1 TM2 M2 x 0.40 tapped hole -2 TM2.5 M2.5 x 0.45 tapped hole Factory Preset clamping force when expanded to 7.63 (.300) 556N (125lbs) P 645N (145lbs) P1 None blank www.calmark.com 800-854-7086 39