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What does "Hold Back" function mean?
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RELATED FAQS
Question
Answer
How is HB achieved on the 1690 device?
Resolution:
Install the pinion cam at the top of the retractor per Figure 7-3 in Step 7 of 1690 Instructions.:
Is cylinder dogging (CD) available with the Falcon 1690 or 1790 exit device?
Resolution:
The device is not available with cylinder dogging, but the outside cylinder assembly on the pull side of the door can be set for a hold back function (instead of nightlatch function), which essenti...:
EXIT FUNCTION 04
Resolution:
NL, Hold Back Function (BHMA Exit Function):
How do I convert a 1790 device to night latch (storeroom) function?
Resolution:
The 179CA cylinder assembly contains the parts that need to be put in the exit device to convert it from EO to NL (nightlatch) or HB (hold back) function.:
What would cause a 4600 operator to click a few times when the actuator is pushed, but not open the door?
Resolution:
If a 4600 clicks, but won't open the door: Verify proper connection of all the control box connectors. Verify correct manual operation of door. Verify actuator connections and any strike/maglo...: