Scaffolding Hoist - Tractel

5.3 Emergency DescentIn case of emergency you can descend with the platformwithout power proceeding as follows:(1) Take the brake release lever (A) from the carryinghandle, and insert it through the motor fan coverhole into the brake release bow. Lift in arrow direction(Fig. 26). The hoist begins to lower at moderatespeed, which is regulated by a mechanical centrifugalbrake.(2) To STOP just release the lever.(3) After use: restore brake release lever (A) into itsstorage position.CAUTION:DO NOT USE EMERGENCY DESCENTAS REGULAR TECHNIQUE TO LOWER.Figure 26ABrake ReleaseBCIf during emergency descent the BSO secondary brake has been activated, proceed as follows:– Remove rubber cap (B) from motor fan cover,take hand wheel (C) from its support on the TIRAK ®casing, and place it on the motor shaft (Fig. 26).– With the brake opened (see above) turn the handwheel clockwise (T-series) resp. counter-clockwise(X-series) until the hoist supports the load.– Reset BSO secondary brake by pushing controllever (d1) in the OPEN position (Fig. 27).– Restore hand wheel (C) into its storage position,and put back rubber cap (B) on the motor fan cover.– Continue with manual descent.5.4 BSO Secondary Brake Action(1) EMERGENCY STOPPush EMERGENCY STOP button of the BSO Secondarybrake, if – for whatever reason – you wantto absolutely stop downward travel of the platform.(2) To reset BSO secondary brake:Raise the platform until the hoist supports the load.Push the control lever in the OPEN position (d1)(Fig. 27). DO NOT force it open.(3) If the BSO secondary brake has automaticallyclosed:Figure 27BSO Secondary BrakeEMERGENCYSTOP (d2)(d1) Closed(d1) OPENWARNING: STOP DOWNWARD TRAVEL! YOUMAY HAVE RUN OFF THE WIRE ROPECAUSING OVERSPEED. WITH EX-TREME CAUTION TRY TO GO UP.IF YOU CANNOT GO UP, A RESCUE IS RE-QUIRED.When the hoist supports the load, reset the BSOsecondary brake as described above.CAUTION: If the BSO secondary brake repeatedlystops downward travel, contactthe supplier for advice. Check wirerope diameter (see page 11).WARNING:DURING USE OF THE HOIST NEVERDETACH BSO SECONDARY BRAKE!16