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Honeywell 220736B manual

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Table of contents for the manual

  • Page 1

    CONTENTS Specifications ................................................ 2 Ordering Information .................................... 2 Installation .................................................... 2 Setting and Adjustments ................................ 6 Checkout ...................................................... 11 220736A,B Internal Au[...]

  • Page 2

    Specifications 2 MODELS: 220736A,B Internal Auxiliary Switches for TRADELINE Modutrol IV Motors. Switches are actu- ated by cams in the motor. The cams can be set to operate the switches at any point in the motor stroke. 220736A—Includes one Spdt Micro Switch V3 snap acting switch, mounted on left side and operated by outer cam. 220736B—Include[...]

  • Page 3

    8. Lower the switch assembly into place and tighten the two mounting screws, making sure the switch follow- ers are properly aligned with the inner and outer cams in the motor. The 220736A includes only the switch for the outer cam. 9. Run all switch leadwires through slots to line volt- age section (at auxiliary end of motor), where connections to[...]

  • Page 4

    TABLE 1—AUXILIARY SWITCH LEADWIRE COLORS FOR LOW AND MEDIUM TORQUE SERIES 91 MOTORS WITH ONE AUXILIARY SWITCH. Replace with 220736A,B Factory-Installed Auxiliary Switch Leadwire Color a,b Leadwire Left Auxiliary Switch N.O. Yellow W/Yellow Orange N.C. Blue W/Blue Purple Com. Red W/Red Red Right Auxiliary Switch N.O. B/Yellow B/Yellow B/Orange N.C[...]

  • Page 5

    Replace with 220736A,B Factory-Installed Auxiliary Switch Leadwire Color a,b Leadwire Left N.O. Blue Blue W/Yellow Purple Auxiliary N.C. Yellow Yellow W/Blue Orange Switch Com. Red Red W/Red Red Right N.O. B/Blue B/Yellow B/Purple Auxiliary N.C. B/Yellow B/Orange Switch Com. B/Red B/Red B/Red Motor M445A M4182B M644D M6181F M9182W M8175B M6184D1035[...]

  • Page 6

    TABLE 4—AUXILIARY SWITCH POSITION WITH MOTOR SHAFT ROTATED TO EITHER SIDE OF AUXILIARY SWITCH OPERATING POINT, AS VIEWED FROM POWER END. Auxiliary Switch Contact Positions N.O. Contact a N.C. Contact a (Red and Purple Leads) (Red and Orange Leads) Shaft Shaft Shaft Shaft Rotated Rotated Rotated Rotated ccw of cw of ccw of cw of Switch Switch Swit[...]

  • Page 7

    To turn the cams, insert small screwdriver (1/8" or 3 mm blade) through wiring box into slot on cam and move the screwdriver at the top. Refer to Fig. 3. Each division on the cam represents 15 ° of motor rotation. A) Two position motors (M8185): 1. Turn off power and remove cover of wiring box. 2. Determine amount of shaft rotation, in degree[...]

  • Page 8

    7. Check for proper switch differential and switching of auxiliary equipment by driving the motor through full stroke (in both directions) using the potentiometer. If necessary repeat steps 5 and 7 for 1 ° differential, or 6 and 7 for 10 ° differential until correct switching action is obtained. 8. Turn off power and disconnect potentiometer. 9. [...]

  • Page 9

    220736A,B SETTINGS AND ADJUSTMENTS 5. For switch differential of 10 ° , the cams must be rotated with screwdriver approximately 180 ° prior to setting the switching action. Refer to Fig. 3. Check continuity of the N.O. (Red to Purple) contacts and rotate cams as follows: a. If contacts are open, rotate cam counterclock- wise until N.O. (Red to Pu[...]

  • Page 10

    10 Fig. 8 — Auxiliary switch adjustment for M6184, M6194 motors. 4. For switch differential of 1 ° , check continuity of auxiliary switch N.O. (Red to Purple) contacts and, with screwdriver, rotate cam as follows: a. If contacts are open, rotate cam clockwise until N.O. (Red to Purple) contacts close. b. If contacts are closed, rotate cam counte[...]

  • Page 11

    W ARNING FIRE OR EXPLOSION HAZARD CAN CAUSE SEVERE INJURY OR DEATH When auxiliary switches control combustion equipment, incorrect wiring of the switches can allow the burner to come on at high fire. Check auxiliary switch wiring and cam adjustment be- fore turning on the system. Watch the controlled equipment through one complete cycle. Shut the s[...]

  • Page 12

    220736A,B SETTINGS AND ADJUSTMENTS Residential and Residential and Helping You Control Your World Building Controls Division Building Controls Division Honeywell Inc. Honeywell Limited—Honeywell Limitée 1985 Douglas Drive North 740 Ellesmere Road Golden Valley, Minnesota 55422 Scarborough, Ontario M1P 2V9 QUALITY IS KEY[...]