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Summary of Contents for Dormakaba 1856 HT SD
- Page 1 1856 HT SD, 1856 SFT SD Surface applied door closer HT (stnd track) < 2” frame face with smoke detector SFT (swing free track) < 2” frame face with smoke detector Installation instructions 08220880 – 03-2020 | EN |...
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Page 2: Table Of Contents
1856 HT SD, 1856 SFT SD Installation Instructions Table of Contents Table of contents 1 Technical specifications Final set up Overview Detector sensitivity test (ULC required only) Tools recommended Check connections Engage hold open Installation instructions Reset detector Overall... -
Page 3: Technical Specifications
1856 HT SD, 1856 SFT SD Installation Instructions Technical specifications 1 Technical specifications Overview Each 1856 HT SD & 1856 SFT SD unit contains a Additional functions are provided to separately door closer, hold open solenoid and a smoke power the hold open solenoids directly from the detector . -
Page 4: Installation Instructions
1856 HT SD, 1856 SFT SD Installation Instructions Closer overall Follow included template to properly prepare Verify closer spring size prior to installation. See door and frame for all accessories of the closer "Size selection chart" on page 3. -
Page 5: Install Track
1856 HT SD, 1856 SFT SD Installation Instructions Track 2.2 Install track Fig.2 2.2.1 Remove the cover (1) by unscrewing the two Phillips screws (2). Left hand installation Right hand installation 2.2.2 Prepare door and frame using the template provided. -
Page 6: Install Closer (Regular Mount)
1856 HT SD, 1856 SFT SD Installation Instructions Install closer Smoke detector attachment 2.3 Install closer (regular mount) Fig.3 Left hand installation Right hand installation 2.3.1 Prepare door and frame using the template 2.3.2 Attach unit (6) to frame with 5 combo screws provided. -
Page 7: Secure Arm
1856 HT SD, 1856 SFT SD Installation Instructions 2.6 Secure arm Fig.6 Note: This step will keep the pinion square from rotating while you are attaching the track arm or free swing sweep arm. 2.6.1 Turn sweep and latch valve clockwise until snug (closed). -
Page 8: Swing Free Track Mount (Sft)
1856 HT SD, 1856 SFT SD Installation Instructions Free swing track (FST) mount 2.7 Swing free track mount (SFT) Fig.7 Right hand installation Left hand installation 2.7.1 After rotating the pinion square (step 2.6.2) attach sweep arm (12) to pinion square as shown. -
Page 9: Adjustments
1856 HT SD, 1856 SFT SD Installation Instructions Adjustments: closing speeds Adjustments: hold open Adjustments Check closing sweep (S) and latch (L) speed; adjust Be sure closer has appropriate spring as necessary. power prior to making any closer speed Backcheck position will advance approximately 15 adjustments. -
Page 10: Wiring
1856 HT SD, 1856 SFT SD Installation Instructions Wiring Wiring 4.1 Electrical specifications Fig.10 DISCONNECT ALL POWER BEFORE INSTALLATION BEGINS TO PREVENT ELECTRICAL SHOCK AND COMPONENT DAMAGE. INSTALLATION MUST BE PREFORMED BY TRAINED EXPERIENCED SERVICE PERSON. WIRE THE UNITS ACCORDING TO BUILDING AND SYSTEM REQUIREMENTS. -
Page 11: Power Supply 120 Vac, 50/60 Hz
1856 HT SD, 1856 SFT SD Installation Instructions Wiring 4.2 Power supply 120 VAC, 50/60 HZ Fig.11 120 VAC, 50/60 HZ: Connect the 120 VAC incoming voltage wires to the primary wires of the transformer. Connect the secondary transformer wires to terminals #3 and #14 of the detector module. This connection is not polarity dependent. -
Page 12: Power Supply 24 V Ac/Dc With Remote Detectors
1856 HT SD, 1856 SFT SD Installation Instructions Wiring 4.4 Power supply 24 V AC/DC with remote detectors Fig.13 24V AC/DC with remote detectors: The step down transformer is not used in this connection. Perform wiring connections as illustrated below. Additional units are wired in the same manner as unit #2. Installations using a combination of SD-2 modules with and without remote area detectors can be wired accordingly by substituting the wiring diagram section from unit #1, #2, or #3 in step 4.11 instead of unit #1, #2, or #3... -
Page 13: Wire Gauge
1856 HT SD, 1856 SFT SD Installation Instructions Wiring 4.6 Wire gauge Fig.15 Wire gauge: The maximum wire gauge for wiring the SD-2 detector module is #18 AWG. The method for determining wire gauge is given below. NOTE: A minimum of 20.4 VDC must be supplied to each solenoid in the run. -
Page 14: Detector To Main Solenoid Connection
1856 HT SD, 1856 SFT SD Installation Instructions Wiring 4.7 SD-2 detector to main solenoid connection Fig.16 Strip approximately 1/4” of plastic insulation from the end of the two solenoid wires supplied. Connect one end each of the solenoid wires to terminals 6 & 9 of the SD-2 detector as shown. -
Page 15: Detector Interconnection
1856 HT SD, 1856 SFT SD Installation Instructions Wiring 4.10 SD-2 detector interconnection Fig.19 Up to (5) SD-2 detectors, with or without connection to an auxiliary unit or remote area detector may be interconnected. This limitation applies only to interconnected units and assumes a power supply large enough to handle this load if the power supply is common to all units interconnected. -
Page 16: Detector To Remote Area Detector
1856 HT SD, 1856 SFT SD Installation Instructions Wiring 4.11 SD-2 detector to remote area detector Fig.20 A remote open area detector can only be connected to a unit whose trouble relay contacts (#5 & #13) are connected in a circuit for the purpose of obtaining an audible trouble signal in the event of a circuit fault. In the event that the unit is used for releasing service only, the trouble contacts are connected to the trouble circuit of a UL/ULC listed alarm control panel. -
Page 17: Detector To Remote Alarm Indicator Lamp
1856 HT SD, 1856 SFT SD Installation Instructions Wiring 4.13 SD-2 detector to remote alarm indicator lamp Fig.22 Connect the positive wire of the remote alarm indicator lamp to terminal #8 of the detector module. Connect the negative terminal of the indicator lamp to terminal #7 of the SD-2 detector. - Page 18 1856 HT SD, 1856 SFT SD Installation Instructions Wiring Fig.24 Connections for two (2) SD-2 detectors would consist of detector (1) in figure below connected to detector (3) in the same manner as it is shown connected to detector (2). Detector (2) would be deleted.
- Page 19 1856 HT SD, 1856 SFT SD Installation Instructions Final setup Final set up 5.1 Detector sensitivity test (ULC required only) Fig.25 Voltage output terminals are provided to measure the sensitivity of the smoke detector. With power applied to the detector, connect a volt meter to the two test terminals. The normal range is between 1.27 - 3.38 VDC.
- Page 20 1856 HT SD, 1856 SFT SD Installation Instructions Final setup Maintenance 5.5 Unit testing Fig.29 IMPORTANT: THE UNIT MUST BE TESTED AFTER THE INSTALLATION, BY THE END USER, TO ASSURE THAT THE DOOR CLOSER UNITS FUNCTION PROPERLY WHEN THE ALARM SYSTEM IS ACTIVATED. THE ENTIRE SYSTEM MUST ALSO BE TESTED PERIODICALLY AFTER THE INITIAL INSTALLATION TEST, IN CONJUNCTION WITH THE TESTING OF THE FIRE ALARM SYSTEM.
- Page 21 1856 HT SD, 1856 SFT SD Installation Instructions Maintenance 6.2 Measure and record test voltage Fig.32 Measure and record test voltage at test points RP1 & RP2. If the product is operating normally, and was cleaned effectively, the test voltage will be less than the voltage recorded earlier (typical voltage for a clean device is 1.27-3.38...
- Page 22 1856 HT SD, 1856 SFT SD Installation Instructions Testing 6.4 Testing (continued) • Point the Smoke Detector Tester tube at the in accordance with the instructions detector and release a burst of aerosol by stated above.If the preceding depressing the nozzle for 1 second. Give the requirements are not met, the use of detector sufficient time to respond.
- Page 23 DORMA USA, Inc. 1 Dorma Drive, Drawer AC Reamstown, PA 17567 T: 717-336-3881 F: 717-336-2106 www.dormakaba.com...
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