Ingersoll-Rand 7940-8770 TROUBLE- SHOOTING - Cont, Accessories, Problem, Probable Cause

TROUBLE- SHOOTING –

Cont.

PROBLEM	PROBABLE CAUSE	CORRECTIVE ACTION
Presence Sensor	1. Improper data from the lockout	1. Allow the door to open in the automatic
repeatedly re-learns the	device	mode. Unlock the Presence Sensor and
environment with each	2. Data polarity at the Presence	launch a setup by pressing the Setup key,
	Sensor is incorrect	followed by the number 2. If the sensor
		does not begin flashing green, and instead
		goes back to a red indication, improper data
		exists. Refer to respective lockout User’s
		Guide for troubleshooting.
		2. Check for proper polarity at terminal 6 and
		7. The negative wire from the lockout
		(white) should be connected to terminal 6,
		and the red/white striped wire from the
		lockout should connect at terminal 7.
		‰ HELPFUL HINT: If faulty data is suspected,
		simply power the door to the open position
		(by activation OR with the use of a hold
		open switch). While the door is open,
		unlock the Presence Sensor, and press the
		setup key, followed by the number 2. If the
		sensor goes back to a red LED (as opposed
		to flashing the green LED to indicate a
		setup), there is a strong probability that the
		data is incorrect. Refer then to the
		respective lockout User’s Guide for
		troubleshooting help.
Presence Sensor not	1. Batteries in the remote control are	1. Replace batteries in the remote control
reacting to the remote	dead.	2. Move in closer to the sensor when
control	2. Distance between sensor and	programming.
	remote is too far.	3. If remote control fails, manual programming
		procedures may have to be used. See page
		8.
		‰ HELPFUL HINT: Use LCN’s Spotfinder to
		test the output of the remote control. Simply
		point the remote at the IR Spot on the
		Spotfinder, press the Unlock key on the
		remote, and red LED should illuminate.

ACCESSORIES

BodyMount	Presence Sensor Quick Disconnect Harness	Lockout Safety
P/N 761222-79	P/N 20.5051.00	Beams / SBK-30

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7940-8770 LCN	Page 11 of 11