Doors & Access: error codes & repairs by brand
Door closers, panic hardware, badge-access strikes and maglocks, and keypad locks — Schlage, Kwikset, Yale. The hardware every office fights with.
Door Closers
Surface-mounted hydraulic closers — LCN, Norton, Dorma and generic commercial
3 guides · Adjustment & repair guides (sweep, latch, backcheck)
Panic Hardware
Exit devices and push bars — Von Duprin, Sargent, Precision and similar
3 guides · Latching, dogging, and egress-code guides
Electric Strikes & Maglocks
Badge-access door hardware — strikes, maglocks, and their power
2 guides · Symptom guides (buzzing strikes, weak maglocks)
Schlage
Keypad and smart locks — BE365/FE595 family, Connect, Encode
3 guides · Indicator meanings and security guides
Kwikset
SmartCode deadbolts and levers, Halo
2 guides · Beep/flash patterns and the door-handing process
Yale
Assure and Nest x Yale keypad locks
1 guide · Battery and recovery guides