Legge's 991MF configured as either a Combination or Vestibule Mortice Lock has been designed specifically to meet the requirements of the Australasian market. The 991MF is ideally suited for commercial, industrial, institutional, and government buildings where durability and security are of major importance. The 991MF has a high purity die cast zinc alloy case to provide rigidity and precision. Major internal components are made of either stainless steel or sintered steel/ copper alloy to provide durability and strength. The final product has been rigorously tested in accelerated wear tests and testimony to the quality of the 990MF Series is shown through the extensive use in the Australian and New Zealand markets. Legge 991MF Mortice Lock Installation Instructions * Compatible Key Cylinders sold separately * Legge 991 Cams and Cam Adaptors sold separately Features: • Anti-lockout is now non-handed • Multi-function case allows easy conversion of a vestibule lock function (inside handle free) to a combination lock function (both handles locked) by a simple external operation • Reversible stainless steel latch adjusts for inwards/ outwards opening and left/right hand without case disassembly • Standard lock suitable for doors 32mm to 50mm thick. Extended cylinders, spindles, and strike plates available to accommodate thicker doors and wider jambs • Bolt-through fixing for 50.8mm diagonal, 38mm41mm horizontal fixing door furniture, and QuickFix™ furniture • Follower will accept 7.6mm-8mm furniture spindles, with no adjustment necessary • Closed through holes to reduce dust getting into the lock • Radiused latchbolt for smoother closing action • Quick change cylinder retaining pins • Extended door gap range to accommodate deadlatching on a wider range of doors Testing and Compliance: Fire Rating: Successfully tested on fire door assemblies up to 4 hours in accordance with AS 1905 Part1: Fire resistance doorsets. Refer fire door manufacturer for approval. Security: Legge 991MF conforms with S7 (Physical Security) Australian Lock Standard (AS 4145.2-2008). S8 and SL8 physical security achieved when installed with door furniture and anti-drill cylinder. SC7 cylinder security standard (SC8 available). K6 for keying security. Corrosion: Rated C7 for corrosion Durability: Rated D8 for durability
