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The M7161, M7164 and M7184 Electronic
Modutrol Motors provide proportioning control
of zone dampers and valves when used with
modulating dc voltage input.
M7161 and M7164 replace M734H,J Motors and
Ranco LA2-1000 and 2000 Linear Actuators.
M7184 replaces M744D Motors.
M7161, M7164 rated for 35 lb-in. torque.
M7184 rated for 150 lb-in. torque.
M7164G is electrically normally open; all other
motors are electrically normally closed.
Oil immersed motor and gear train for reliable
performance and long life.
Wiring box provides NEMA 3 weather protection.
Actuator motor and circuitry operate from 24 Vac.
Models available with factory installed transformer,
or an internal transformer can be field added.
M7161, M7164, M7184
Modutrol IV Motors
CONTENTS
G. R. • Rev. 12-92 • ©Honeywell Inc. 1992 • Form Number 63-2197-2
Quick-connect terminals standard-screw termi-
nal adapter available.
Adapter bracket for matching shaft height of older
motors is standard with replacement motors.
Nominal timing of 30 seconds for 90° stroke and
60 seconds for 160° stroke.
Valve and damper linkages, explosion proof hous-
ing, and auxiliary switches available as accessories.
Die-cast magnesium housing.
Used with Honeywell W7080 Multizone System.
Specifications ................................................ 2
Ordering Information .................................... 2
Installation .................................................... 4
Operation and Replacement .......................... 9
Checkout ...................................................... 11
Related Manuals for Honeywell M7164
Summary of Contents for Honeywell M7164
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Page 1: Table Of Contents
CONTENTS Specifications ..........2 Ordering Information ........2 Installation ............ 4 Operation and Replacement ......9 Checkout ............11 G. R. • Rev. 12-92 • ©Honeywell Inc. 1992 • Form Number 63-2197—2... -
Page 2: Specifications
If you have additional questions, need further information, or would like to comment on our products or services, please write or phone: 1. Your local Honeywell Home and Building Control Sales Office (check white pages of your phone directory). 2. Home and Building Control Customer Satisfaction Honeywell Inc.,... - Page 3 M7161, M7164, M7184 SPECIFICATIONS Q605 Damper Linkage: Connects motor to damper. In- through the downward position and clear base of motor cludes motor crank arm. without requiring use of adapter bracket. Q618 Linkage: Connects Modutrol Motor to water or 220738A Adaptor Bracket: Raises shaft height 0.75 in.
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Page 4: Installation
M7161, M7164, M7184 INSTALLATION Installation WHEN INSTALLING THIS PRODUCT... damper linkage applications (either to provide clearance 1. Read these instructions carefully. Failure to follow for the crank arm to rotate through the downward position, them could damage the product or cause a hazardous or to allow the damper linkage to reach the shaft). - Page 5 M7161, M7164, M7184 INSTALLATION applications requiring the crank arm to rotate through the the maximum required distance while the motor moves bottom plane of the actuator. If the bracket is not used in a through its full stroke. replacement application, the damper linkage must be ad- 2.
- Page 6 M7161, M7164, M7184 INSTALLATION Fig. 4—Motor mounting on Q618 Valve Linkage. BOLTS PROVIDED (4) POWER END OF MOTOR WIRING VALVE LINKAGE STANDARD BOLTS MOTOR ADAPTER BRACKET NO. 12 OR 1/4 IN. ZINC PLATED MACHINE SCREWS OR BOLTS. FIRST HAND TIGHTEN BOLTS VALVE SECURING BRACKET TO LINKAGE.
- Page 7 M7161, M7164, M7184 INSTALLATION Fig. 6—Parallel-connected motors with one Fig. 8—Auxiliary switch color-coded leadwires input signal. in M7161B, M7164B. DAMPER MOTORS RIGHT AUXILIARY SWITCH MODULATING (HOT) DC VOLTAGE BLACK/BLUE SOURCE N.C. BLACK/RED COM. BLACK/YELLOW N.O. NORMALLY CLOSED CONTACT MAKES RED TO YELLOW WHEN SWITCH FOLLOWER IS ON UPPER LEVEL.
- Page 8 M7161, M7164, M7184 INSTALLATION Fig. 9—Auxiliary switch adjustments. M7161B1018 MOVE SCREWDRIVER AT TOP ONLY TO ADJUST CAM. (HOT) 1/8 IN. STRAIGHT-BLADE SCREWDRIVER RIGHT/INNER AUXILIARY SWITCH R(-) C(+) F SLOW RISE SWITCH PORTION FOLLOWER (APPROX. 10° DIFF.) INNER FAST RISE AUXILIARY...
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Page 9: Operation And Replacement
PACKAGED HVAC UNIT MOTORS positioning a valve or damper at any position between fully The M7164 Motors may be used for field replacement open and fully closed. The input signal causes the modified of Ranco LA2-1000 Series Zone Mixing Damper Actuators dc bridge circuit in the motor to become unbalanced. - Page 10 M7161, M7164, M7184 OPERATION AND REPLACEMENT MOUNTING IN A DAMPER APPLICATION Remove the Ranco Actuator and mount the M7164 re- Fig. 10—Replacing Ranco Linear Actuator with placement as shown in Fig. 10. M7164 in a damper application. Use linkage (Q605 recommended) and pushrod to change from a linear to a circular force.
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Page 11: Checkout
M7161, M7164, M7184 OPERATION AND REPLACEMENT • CHECKOUT Fig. 11—Wiring for replacement of Ranco LA2-1000/2000 Series Actuators with Honeywell 24V M7164A,G. Checkout After installation and linkage adjustment, operate the MOTOR OPERATION CHECK motor through the thermostat or panel. Make sure that: M7161A,B, M7164A,B and M7184A •... - Page 12 Home and Building Control Home and Building Control Helping You Control Your World Honeywell Inc. Honeywell Limited—Honeywell Limitée 1985 Douglas Drive North 740 Ellesmere Road Golden Valley, Minnesota 55422 Scarborough, Ontario M1P 2V9 QUALITY IS KEY Printed in U.S.A.