SL151SK1_SK5 INSTALLATION INSTRUCTIONS
Contents
1. SERVICE MANUAL Motor Replacement Our Mounts Your Vision CHIEF SL151 SK1 SL151 SK5 SL151 SK1 SL151 SK5 Service Manual DISCLAIMER Milestone AV Technologies and its affiliated corporations and subsidiaries collectively Milestone intend to make this manual accurate and complete However Milestone makes no claim that the information contained herein covers all details conditions or variations nor does it provide for every possible contingency in connection with the installation or use of this product The information contained in this document is subject to change without notice or obligation of any kind Milestone makes no representation of warranty expressed or implied regarding the information contained herein Milestone assumes no responsibility for accuracy completeness or sufficiency of the information contained in this document Chief is a registered trademark of Milestone AV Technologies All rights reserved A IMPORTANT WARNINGS AND CAUTIONS WARNING A WARNING alerts you to the possibility of serious injury or death if you do not follow the instructions TOOLS FOR INSTALLATION PARTS CAUTION A CAUTION alerts you to the possibility of damage or destruction of equipment if you do not follow the corresponding instructions WARNING Failure to read thoroughly understand and follow all instructions can result in serious personal injury damage to equipment or voiding of factory warran2. TION DAMAGE TO SL151 MAY OCCUR Support projector mounting apparatus while motor is disconnected until the chain has been removed from the motor sprocket in Step 13 11 Remove and save two rear motor mounting screws 12 Slide motor to the left out of bushings 13 Remove chain from sprocket on end of motor NOTE If necessary completely remove the screw loosened in Step 6 14 If the SL151 was not able to be fully lowered in Step 1 carefully lower the projector mounting apparatus to the fully lowered position NOTE If necessary use a screwdriver or similar tool to guide the chain around some of the sprockets SL151 SK1 SL151 SK5 Service Manual Figure 3 REPLACING MOTOR 1 Install chain onto sprocket on end of new motor IMPORTANT When reinstalling chain onto the motor sprocket ensure SL151 sides are straight and level or the lift may not engage limit switches correctly 2 Slide motor into bushings and reinstall two rear motor mounting Phillips screws removed in Step 11 or two Phillips 8 32 x 5 16 screws C See Figure 3 Ensure that chain is routed correctly See Figure 5 Tighten chain using screw loosened in Step 6 of Removing Motor section 5 Tighten one Phillips screw loosened in Step 5 of Removing Motor section See Figure 5 6 Tighten remaining socket head cap screw loosened in Step 5 of Removing Motor section See Figure 5 IMPORTANT When tightening c
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4. hain ensure SL151 sides are straight and level or the lift may not engage limit switches correctly 7 Plug motor into control box See Figure 4 Figure 5 Service Manual SL151 SK1 SL151 SK5 Restore power to SL151 Verify that SL151 is operating properly when moving up and down 10 Remove power from SL151 11 Add cable tie to hold motor wiring in place See Figure 4 12 Replace motor connector cover and reinstall two Phillips screws removed in Step 7 of Removing Motor section or two Phillips 8 32 x 5 16 screws C See Figure 4 13 Reinstall the projector into the SL151 following instructions included with the SL151 14 Reinstall ceiling pan following instructions included with the SL151 15 Restore power to SL151 SL151 SK1 SL151 SK5 Service Manual Service Manual SL151 SK1 SL151 SK5 SL151 SK1 SL151 SK5 Service Manual CHIEF Our Mounts Your Vision Chief Manufacturing a products division of Milestone AV Technologies 8820 002007 Rev01 2010 Milestone AV Technologies a Duchossois Group Company www chiefmfg com 04 10 USA International Europe Asia Pacific PnUTPnUD gt TU 8401 Eagle Creek Parkway Savage MN 55378 800 582 6480 952 894 6280 877 894 6918 952 894 6918 Fellenoord 130 5611 ZB EINDHOVEN The Netherlands 31 0 40 2668620 31 0 40 2668615 Office No 1 on 12 F Shatin Galleria 18 24 Sh
5. ty It is the installer s responsibility to make sure all components are properly assembled and installed using the instructions provided 5 32 included A 1 Replacement B 1 Cable Tie C 4 8 32 x 5 16 Y D 1 5 32 Sr E 1 10 24 x 7 8 Service Manual SL151 SK1 SL151 SK5 REMOVING MOTOR 1 Fully lower SL151 if possible Turn off and remove power from SL151 Remove ceiling pan following instructions included with the SL151 4 Remove projector from SL151 following instructions included with the SL151 5 Loosen BUT DO NOT REMOVE two screws from chain tensioning area See Figure 1 CAUTION DO NOT REMOVE TENSIONING SCREWS Removing either of these screws may cause problems in the tensioning system which MAY require complete removal of the SL151 from the ceiling for repair 6 Fully loosen one screw to allow plenty of slack in the chain See Figure 1 7 Remove and save motor connector cover screws See Figure 2 8 Remove motor connector cover See Figure 2 9 Cut cable tie which is holding motor wiring in place See Figure 2 10 Unplug motor from control box See Figure 2 e YN AER JL WY SYN Figure 1 Motor Connector Cover Figure 2 IMPORTANT If the SL151 was not able to be fully lowered in Step 1 the motor may rotate when the rear motor mounting screws are removed CAU
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