Honeywell Switch 43191105 User's Manual
Contents
1. Honeywell Inc Honeywell Limited Honeywell Limit e Honeywell Plaza 155 Gordon Baker Road P O Box 524 North York Ontario Minneapolis MN 55408 0524 M2H 2C9 63 2524 G C 1 97 Printed in U S A2. Honeywell 43191680 105 Auxiliary Switch INSTALLATION INSTRUCTIONS APPLICATION INSTALLATION The 43191680 105 Dual Auxiliary Switch provides two independent spdt switching functions Switching points are adjustable over the full length of the actuator stroke for example the switch can be used to switch pumps at any point or to provide remote indication of any specific stroke properly position These switches are used with valve actuators as Check the part numbers in the preceding section to shown in Table 1 The switches are furnished factory wired be sure that the product is suitable for your applica When Installing this Product Read these instructions carefully Failure to follow them could result in the equipment not operating to the terminal block Fig 1 illustrates the parts furnished tion with this switch and the wiring connections oes must be a trained experienced service technician IMPORTANT After completing installation use these instructions These switches are rated at 24 Vac maximum to check product operation Table 1 Applicable Actuators f uN 43191680 105 Dual Auxiliary Switches CAUTION pa ae Disconnect the power supply to the auxiliary Spring Action on Power Failure potentiometer and actuator before beginning installation to prevent electrical shock or equip M64298 Mounting Connecting and Adjusting ment damage ML7425A Extends stem Remove actuator cover ML7425B Re
3. spring handle is under tension and could turn quickly when lifted resulting in injury to fingers pinched between the handle and plastic casing Maintain handle orientation while lifting and remove fingers quickly when releasing Fig 4 Securing terminal block and label 9 Repeat the preceding Steps a and b for Switch S2 Remove manual spring handle retaining clip if necessary and lift and release the handle See Fig 5 The easiest way to perform this operation safely is to a Remove the retaining clip shipping stop and discard b Wedge a small flat bladed screwdriver under the manual spring handle at the point marked in Fig 5 and pry up the handle 63 2524 2 Fig 6 Adjusting switching points 43191680 105 AUXILIARY SWITCH Wiring Route field wiring in through the conduit opening in the bottom of the actuator connect to the switch assembly terminal block according to the job drawings and replace the actuator cover See Fig 1 for terminal identification CAUTION Disconnect the power supply to the auxiliary switches and actuator before wiring to prevent electrical shock or equipment damage All wiring must comply with local codes regulations and ordinances CHECKOUT Drive actuator shaft fully up and fully down and check the function of the auxiliary switches in the control system 63 2524 Honeywell Home and Building Control Home and Building Control Helping You Control Your World
4. tracts stem Mount the auxiliary switch assembly and terminal label on the actuator base Make sure the two tabs on the bottom of the switch assembly slip snugly into the slots provided See Fig 2 C8394 Fig 1 Auxiliary switch parts and wiring Fig 2 Installing auxiliary switch assembly Secure auxiliary switch assembly by pressing top back until assembly snaps into place See Fig 3 Copyright 1997 Honeywell Inc All Rights Reserved 63 2524 43191680 105 AUXILIARY SWITCH Fig 3 Securing auxiliary switch assembly Secure terminal block and terminal label with Phillips head screws See Fig 4 Fig 5 Removing spring retaining clip and releasing manual spring handle Adjust switching point for each switch See Fig 6 a Using manual spring handle on the actuator adjust the actuator shaft to the required switching point for Switch S1 NOTE Turning the spring handle clockwise extends the actuator shaft When the shaft gets to the required position press the handle down to hold the shaft in position Turning the spring handle requires two hands one to turn the handle and the other to hold it in place on each consecutive turn Observe the preceding caution and release the handle only as noted in 8396 the preceding Step 5 lo Loosen the Phillips head set screw on the cam for Switch S1 set the cam to the required f position and tighten the set screw CAUTION The manual
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