Coastal ML3120S Manual - Halaman 14

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Halaman Cetak
Product Code: ML3120S
WINKHAUS AV3 – ML3120S & ML480 TROUBLESHOOTING GUIDE
Whilst every effort is made to ensure trouble-free operation of the door locking system the table below may help
to remedy any issues experienced.
To help diagnosis we firstly suggest checking full operation with the door open.
SYMPTOMS
Door closing difficulty
Stiff key operation
Unable to operate the locking
system (Blocked)
Door not latching
(In secure mode)
Door not releasing
(In passive mode - Day switch
engaged)
T
01726 871 025
E
© Coastal Specialist Ironmongery Ltd
POSSIBLE CAUSES
Dry Latch
Door not latched correctly
(This can be proven by temporarily
holding the hooks back with a
suitable tape)
Incorrectly adjusted keeps (The latch
is the compression point, the hook
sides should not contact the keeps)
Hooks fouling inside the keeps..
Door dropped or incorrectly
positioned keeps
Excessive air gap to the lock side
Lock drive strip fouling on routing
etc
Misaligned centre keep
Magnet stuck in
TAFA day switch engaged
Latch keep movement impeded
Air gap too tight
(Triggering operating snib)
W
coastal-group.com
SUGGESTED REMEDY
Apply light lubrication (GLS200)
to the latch, aperture and keep
contacting surface
Relieve pressure on the hooks by
gently pulling on the door externally
or pushing internally to operate
Adjust centre keep accordingly.
Attempt to lift the door leaf whilst
operating the lock
Adjust the door leaf closer to the
lock side
Locate and relieve cause.
Check centre lines
Check operation
Disengage
Check and relieve
Adjust air gap
LIT-DC-ML3120S
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