Rechercher

1.1 This Technical Information Letter (or TIL) contains construction, marking and test requirements for buffers intended to be installed in passenger and freight elevators in accordance with Safety Code for Elevators and Escalators ASME A17.1-2019/CSA B44-19. 1.2 This TIL covers oil buffers and elastomeric buffers. 1.3 The oil buffers may be provided with or without auxiliary electrical…

1.1 This Technical Information Letter (TIL) covers Escalator Driving-Machine Brake as requested by Safety Code for Elevators and Escalators ASME A17.1-2019/CSA B44-19 clauses 6.1.5.3.1 and 6.1.5.3.3. 1.2 This TIL also covers the new introduced requirements in ASME A17.1-2019/CSA B44-19 clause 6.1.5.3.4 and 6.1.5.3.3 for Escalator Driving-Machine motor-controlled dynamic barking systems.

1.1 This TIL contains construction, marking and test requirements for following devices intended to be installed in elevators in accordance with Safety Code for Elevators and Escalators ASME A17.1-2019/CSA B44-19. a) hoistway door interlocks, b) hoistway door combination mechanical locks and closed detection means, c) car-door interlocks, d) door and gate closed detection means, 1.2 This…