Yale 8800 SERIES manual Ramped Spindle Assembly Visual Occupancy Indicator

INSTALLATION INSTRUCTIONS

RAMPED SPINDLE ASSEMBLY 12) VISUAL OCCUPANCY INDICATOR

Installation Trouble Shooting Tips

Problem		Possible Cause	Solution
	Loose (Trim H.M. Doors)		Adjust and tighten - as necessary. If
	(Vibration caused by normal
			screws continually loosen up, use a
	operation of door opening and
			screw locking compound (such as
	closing can loosen attaching
			Loctite) on all attaching screws.
	screws)
			Check to see where latch is hanging up
			in strike. If door is sagging, tightening top
Difficult to operate lock			hinge screws may solve problem. Hole in
			strike plate mave have to be filed to
by lever or by key.
			relieve bind. Doors can warp when
	Door is warped or sagging,		weather changes:
	binding up latch bolt in strike		warm inside - cold outside
	cutout.		cool inside - hot outside
			(Exterior doors painted in a dark color are
			particularly susceptible to warpage when
			exposed to direct sunlight.) It may take a
			few seasonal changes to work out all
			binding problems.
Loose Trim (wood	Wood doors after being
	installed will sometimes shrink		Tighten all screws as needed
doors)
	slightly as the building dries out.
	Foreign object in lock body		Remove lock from door and remove
	(metal shavings, saw dust,		foreign object from body. *Lubricate if
Latch bolt hangs up in	wood particles, mineral ore etc.)		necessary.
lock body	Lock body lacks lubrication or		Use penetrating or solvent type lubricant
			as a cleaning agent to loosen frozen or
	lubrication has gummed up
			sticking components. Lubricate with
	with age.
			silicon base or Lithium Grease.
	Dirt or other foreign object may		Lubricate cylinder with graphite or other
Cylinder jams up			non-oily lubricant (such as Lock-EZE) Do
	be	in keyway affecting operation.
			not use oil based lubricants in Keyway.

* Please note: Disassembling lock body will void warranty.

8800 Series Parts & Service Manual August 2004 Page 53