CHIEF SL-236, Installation Instructions Manual

Page 1: ... 6480 I N S T A L L A T I O N I N S T R U C T I O N S The Model SL 236 Electric Ceiling Lift is a reliable heavy duty video lift mechanism for LCD DLP projectors requiring an extended drop from their hidden location The ceiling lift is designed for home theater conference room or school applications The SL 236 provides an attractive solution to recess a projector in the ceiling The lift is suitabl...

Page 2: ...d wired through the provided strain relief use of Class II control wiring and all open holes in housing except joist tabs must be sealed using foil tape WARNING Electrical outlets must be installed by a qualified electrician Follow all electrical codes CAUTION Test the lift for shipping damage See PRETEST THE LIFT BEFORE INSTALLING on page 6 CAUTION For smooth and reliable operation the lift must ...

Page 3: ... Using Internal 24VAC Power Supply 14 Supplied SPST Switch Using Internal 12VDC Power Supply 14 Supplied SPST Switch Using External Power Supply 14 SPDT Switch or 2 Dry Contact Closures Momentary or Latching 15 Internal 12VDC Power Supply 2 5A Maximum 15 Internal 24VAC Power Supply 1 2A Max 15 Internal Dry Contact Closures 15 Service Position 15 INSIDE TERMINAL WIRING EXAMPLES 16 Push Button 16 Su...

Page 4: ...Instruction Manual SMART LIFT 236 Electric Ceiling Lifts 3 DIMENSIONAL DRAWING FD SP ...

Page 5: ...ILABLE TRAVEL DISTANCE 36 00 ROLL ADJUSTMENT 2 PITCH ADJUSTMENT 15 YAW ADJUSTMENT 10 INTERNAL HEIGHT ADJUSTMENT 2 00 INTERNAL FORE AFT ADJUSTMENT 3 00 1 2 INCREMENTS INTERNAL LEFT RIGHT ADJUSTMENT 2 00 1 2 INCREMENTS COLOR WHITE MAXIMUM WEIGHT CAPACITY 35 NET WEIGHT 85 OUTPUT RELAYS 1 0 AMP 30VDC 0 5 AMP 125VAC 0 3 AMP 60VDC INTERNAL POWER SUPPLY 12VDC 2 5A MAX 24VAC 1 2A MAX CURRENT DRAW 75A FUSE...

Page 6: ...taches the suspended ceiling grid to the lift Includes 8 clips Simple lift control Multiple code settings Discrete UP DOWN SERVICE commands Attaches to any 1 1 2 NPT extension column Allows 3 fore aft and 3 left right adjustment Permits slight roll pitch and yaw adjustment Single button control of the lift Used with most universal remotes Installation Allows 2 height adjustment after installation ...

Page 7: ...upports not supplied to the top of the lift see Figure 1 2 Suspend the lift at least 3 1 2 feet high from a suitable structure i e saw horses ladders or tables see Figure 2 NOTE The supplied momentary push button and power cord can be used to pre test the lift see and OUTSIDE TERMINAL WIRING EXAMPLES on page 13 3 Cycle the lift through the show and service positions mak ing sure the unit operates ...

Page 8: ...elines Carefully determine the position of the ceiling opening and its distance from and orientation toward the screen If possible prepare an area above the ceiling that is sufficiently larger than the lift Leaving at least an 8 access to all sides and above the top of the lift for any future maintenance or repair WARNING Improper installation can result in serious personal injury To avoid such in...

Page 9: ...e channel of the lift will support the weight of the ceiling grid and tiles 2 If using the SMA 620 see the SMA 620 instructions and install them now 3 Cut surrounding ceiling tile to appropriate size 4 Make sure the unit is level square parallel and there is no stress applied to the box chassis 5 Using the test push button carefully operate the lift all the way up and down to be sure the clearance...

Page 10: ... stressing the lift at any time during installation 2 Position the lift in the desired location making sure the unit is level square parallel and there is no stress applied to the box chassis 3 Secure the lift to the joists or wood framework Drive at least six 1 4 x1 1 4 in lag screws through the mounting tabs around the inside of the lift housing and mounting holes across the back of the lift The...

Page 11: ...t and terminate the leads to the power cord receptacle and using the access holes provided for a strain relief hard wire the unit to a power source WARNING Failure to disconnect and terminate power leads properly may result in equipment damage or personal injury 1 Disconnect and terminate the electrical leads from the power cord receptacle at the interior junction box see Figure 8 2 Remove the ele...

Page 12: ...d remove cover plate from SL 236 See Figure 9 5 Place switch hole cover behind the cover plate and attach with two Phillips head screws from the kit 6 Replace cover plate and attach using two Phillips head screws removed in Step 4 7 Remove three Phillips head screws from SL 236 8 Place motor wiring cover in place and attach with three Phillips head screws removed in Step 7 9 Remove three Phillips ...

Page 13: ...ached NOTE If desired the projector can be set directly on the bottom plate of the lift not secured by the bracket The bracket may be removed for esthetic purpose by removing four roll height adjustment nuts see ADJUSTMENTS Install and Route Cables CAUTION Do not attach cables to lower lifting arms or sides of cradle This may result in damage when lift retracts NOTE Two routing paths are provided ...

Page 14: ...osition 2 Pitch and forward Aft There are four 10 24 Nylock nuts two on each side on the outside of the carriage Loosen these nuts slightly tip the carriage in the slotted holes to the desired angle and tighten the nuts For forward and aft adjustment loosen the four pitch adjustment nuts Lift slightly moving for ward or aft until tray falls into desired notch and tighten the nuts CAUTION Each side...

Page 15: ...tton Supplied Single Pole Single Throw SPST Switch Using Internal 24VAC Power Supply a Connect the green jumper wire supplied to terminals 1 5 see Figure 13 b Connect the SPST switch supplied to terminals 2 6 Supplied SPST Switch Using Internal 12VDC Power Supply a Connect the green jumper wire supplied to terminals 5 9 see Figure 14 b Connect the SPST switch supplied to terminals 6 10 Supplied SP...

Page 16: ...onnect the up wire from your switch to terminal 3 c Connect the down wire from your switch to terminal 4 Internal 12VDC Power Supply 2 5A Maximum Terminal 10 Terminal 9 NOTE Non regulated open circuit voltage may exceed 18V Internal 24VAC power supply 1 2 A max Terminal 1 Terminal 2 Internal dry contact closures Common Terminal 12 Closed when lift reaches show position 14 Closed when lift is fully...

Page 17: ... Push Button Supplied Single Pole Single Throw SPST Switch Using Internal 24VAC Power Supply a Connect the green jumper wire supplied to terminals 2 6 see Figure 17 b Connect the SPST switch supplied to terminals 1 5 Supplied SPST Switch Using Internal 12VDC Power Supply a Connect the green jumper wire supplied to terminals 6 10 see Figure 18 b Connect the SPST switch supplied to terminals 4 5 Sup...

Page 18: ...rminals 16 and 17 Closed when lift is fully closed Terminals 18 and 19 Low Voltage Sensing a Connect the positive of your power supply to terminal 7 b Connect the negative of your power supply to terminal 8 NOTE The lift will complete a full cycle even if the supply is turned off before the lift reaches full extension NOTE When the lift is in the lowered position using this option the lift will ig...

Page 19: ... Momentary Switch to terminal 4 Connect other line of Momentary Switch to terminal 5 To Operate using External Power Source Connect External Power Supply s Common to terminal 6 Connect initiating signal to terminal 5 NOT TO BE USED AS GROUND FOR FUNCTION OTHER THAN EXTEND RETRACT TERMINAL 5 7 VOLTAGE SENSOR When terminal senses voltage unit will extend When terminal senses cessation of voltage uni...

Page 20: ...rectionof travelwhentriggeredwhileunitis extending 15 RETRACT ERROR Immediatelyreversesdirectionof travelwhentriggeredwhileunitis retracting Momentary contact toGround terminals3 10 13 or 20 Chief Mfg offers theSS 10Pressure SensitiveSafetyStriptoprovidethis function Pleasespecifyhowmanyinchesrequired spanningentirepinchzone TheSS 10mustbeorderedwiththeST 15 Terminals 16 EXTEND LIMIT RELAY 17 EXTE...

Page 21: ...tion Direction of travel will be opposite of last directionof travel To Operate usingInternal Power Source Connect terminals 9 5 with Jumper Wire Connect MomentarySwitch to terminal 10 Connect other line of MomentarySwitch to terminal 6 To Operate usingExternal Power Source Connect External Power Supply s Common to terminal 5 Connect initiatingsignal toterminal 6 Functionoperates on momentaryswitc...

Page 22: ...IT RELAY COMMON 13 RETRACT LIMIT RELAY Closes set of internal dry contacts when unit reaches full retraction 14 EXTEND LIMIT RELAY Closes set of internal dry contacts when unit reaches full extension RATED FOR 1 AMP 24 VOLTS 1 0 AMP 30VDC 0 5 AMP 125VAC 0 3 AMP 60VDC ...

Page 23: ... ROUTED PROPERLY SEE INSTALL AND ROUTE CABLES PAGE 11 FAILED MOTOR CALL CHIEF FOR VERIFICATION FAILED CONTROL BOX CALL CHIEF FOR VERIFICATION PROJECTOR CRADLE BOTTOM PANEL LOWER ON ONE SIDE NORMAL OPERATION A DIFFERENCE OF UP TO 3 16 WITHIN THE FINAL 4 OF TRAVEL IS NORMAL WHEN THE LIFT IS EXTENDED BEYOND 4 UP TO 3 8 DIFFERENCE IS NORMAL LIFTING LINKS OUT OF ADJUSTMENT CALL CHIEF LIFTING BRACKET DA...

Page 24: ...Instruction Manual SMART LIFT 236 Electric Ceiling Lifts 23 PAGE LEFT BLANK INTENTIONALLY ...