Instruction/ maintenance manual of the product 81 Greenheck Fan
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PRODUCT DATA 63-2187-3 ® U.S. Registered Trademark Copyright © 2000 Honeywell • All Rights Reserved Series 41 and 81 Modutrol IV™ Motors APPLICATION The Series 41 and Series 81 Modutrol IV Motors are 2-position (line- and low- voltage, respectively) spring-return motors.
SERIES 41 AND 81 MODUTROL IV™ MOTORS 63-2187—3 2 ORDERING INFORMATION When purchasing replacement and modernizat io n products from your TRADELINE® whol esaler or distributor , refe r to the TRADELINE® Catalog or price sheets for complete ordering number .
SERIES 41 AND 81 MODUTROL IV™ MOTORS 3 63-2187—3 Fig. 1. Series 4 1 and Series 81 Modutrol IV Motor mounting dimensions in in. (mm). Dead Weight Load On Shaft (maximum): Power or Auxiliary End: 200 lb. [90.8 kg]. Combined Load: 300 lb. [136 kg]. (Dua l-stroke motors only .
SERIES 41 AND 81 MODUTROL IV™ MOTORS 63-2187—3 4 Accessories (continued): 4074EZE Bag Assembly with parts to provide CE compliance. 7617ADW Crank Arm approximate ly 0.75 in. shorter than 7616BR Crank Arm. Can rotate through do wnward position and clear motor base without requiring ad apter bracket.
SERIES 41 AND 81 MODUTROL IV™ MOTORS 5 63-2187—3 Mounting Use the following guidel ines for proper motor mounting: • Always install motors with the crankshaft horizontal. • Mounting flanges extending from moto r housing base are drilled for 6.
SERIES 41 AND 81 MODUTROL IV™ MOTORS 63-2187—3 6 Damper Linkages A 220738A Adapter Bracket is packed with TRADELINE motors. Use of this bracket is optional for many damper applications. This bracket or a 221455A Crank Arm might be needed in applications that require the crank arm to rotate through the motor bottom p lane.
SERIES 41 AND 81 MODUTROL IV™ MOTORS 7 63-2187—3 Fig. 6. T ypical connectio ns for Series 41 Motors. Fig. 7. T ypical connectio ns for Series 81 Motors. Fig. 8. Power connections for Series 41 Lin e V oltage Motors control ling two-pos ition out side air dampers.
SERIES 41 AND 81 MODUTROL IV™ MOTORS 63-2187—3 8 Setting Stroke (Fig. 11) CAUTION Motor Damage Hazard. Pressing screwdriver ag ainst sides of cam slots or use of excessive force can da mage the cams. Set cams by moving top of screwdriver only . 1.
SERIES 41 AND 81 MODUTROL IV™ MOTORS 9 63-2187—3 CAUTION Equipment Damage Hazard . Can damage the motor beyo nd rep air . Never turn the motor shaft by hand or with a wrench. Forcibly turning the motor shaft damages the gear train and stroke limit contacts.
SERIES 41 AND 81 MODUTROL IV™ MOTORS 63-2187—3 10 Fig. 13. Auxiliary switch adjustments. OPERATION AND CHECKOUT Operation In an operational circuit, a si ngl e-pole, single-throw control ler or fan starter (line voltage for Series 41, or low voltage for Series 81) is wired in series with the moto r circuit.
1 1 63-21 87—3 Valve Application 1. Check entire motorized valve assembly to ensure that the mechanical connection s (among motor , l inkage, and valve) are proper and secu re. Be certain that the linkage is adjusted according to the linkage instruction s.
63-2187—3 B.B. Rev . 10-00 www .honeywell.com/building/components Home and Building Control Home and Building Control Honeywell Asia Pacific Inc. Honeywell Europe S.
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