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OWNER'S MANUAL
MEDIUM DUTY JACK SHAFT OPERATOR
MODEL NO.
READ AND FOLLOW ALL INSTALLATION INSTRUCTIONS
SAVE THESE INSTRUCTIONS
MDJ, MDJH, MDJB, MDJBH
NOT FOR RESIDENTIAL USE
This unit is intended for limited
duty applications not to exceed
12 cycles of opening and
closing per hour.
0MAGA0AA - CDJ MANUAL - 03
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Summary of Contents for Lynx MDJ
- Page 1 OWNER’S MANUAL MEDIUM DUTY JACK SHAFT OPERATOR MODEL NO. MDJ, MDJH, MDJB, MDJBH NOT FOR RESIDENTIAL USE This unit is intended for limited duty applications not to exceed 12 cycles of opening and READ AND FOLLOW ALL INSTALLATION INSTRUCTIONS closing per hour.
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Page 2: Specifications
HAND CHAIN Left or Right frames (Figure 1). WHEEL(optional): All MDJ, MDJH, MDJB, and MDJBH operators have dual IMPORTANT NOTE: To aid installation, see page 16 output shafts and may be mounted on either the right (Shop Drawing) for mounting consideration. -
Page 3: Installation
(Figure 4, page 5). Pulling down on the sash chain pull ring, should disengage Manual Disconnect Switch the motor from door assembly allowing for manual operation. FIGURE 4 FIGURE 5 FIGURE 3 MDJ, MDJH, MDJB, MDJBH MDJ, MDJH, MDJB, MDJBH... -
Page 4: Power Wiring
4. Repeat Steps 1 and 2 for close cycle. Adjust ADVANCED Close Limit Switch close limit nut so that actuator is engaged as door fully seats at the floor. CLOSE Limit Switch FIGURE 6 MDJ, MDJH, MDJB, MDJBH MDJ, MDJH, MDJB, MDJBH... -
Page 5: Control Wiring
FIGURE 8 on sensors are pointing up. same as a wall control station. Also on all MDJ series on both transmitter and receiver will be lit if installed and aligned operators, terminal strip is provided on the side of the properly;... - Page 6 LED will turn ON and the operator will stay at LEARN mode for 15 seconds only. While in LEARN mode, press (any) button on the transmitter and notice that the LEARN LED will flash four (4) times, indicating that the transmitter has been programmed to the operator. The controller will learn up to 20 Lynx transmitters. To reduce the risk of serious injury or death, follow these instructions carefully: • Read and follow ALL instructions.
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Page 7: Clutch Adjustment
To achieve the proper operation, adjust the upper and lower pad spacing bolts (A&B) accordingly. Lower Pad Spacing Bolt (B) Lower Brake Pad Spring Tension Adjustment Bolt MDJ, MDJH, MDJB, MDJBH MDJ, MDJH, MDJB, MDJBH... - Page 8 WIRING DIAGRAM (FACTORY) WIRING DIAGRAM (FIELD) MDJ, MDJH, MDJB, MDJBH MDJ, MDJH, MDJB, MDJBH...
- Page 9 SHOP DRAWING 1.50" TYP. 5.0 " TYP. 5.5" 14.1" 0.406" 18.0" MDJ, MDJH, MDJB, MDJBH...
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