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CX blowing fuse
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Question
Answer
Why does the fuse blow in the power supply when arming the Von Duprin Chexit device?
Resolution:
The following could cause the fuse to blow in the power supply with devices shipped prior to 8-24-2015 with solenoid driven when Chexit device is arming. Wrong power supply Confirm PS873 or...:
What could cause the fuse to blow in a PS873 power supply?
Resolution:
Following could cause the fuse to blow in Von Duprin PS873 power supply. PS873 power supply provides 2AMP at 24VDC or 4AMP at 12VDC. If this limit is exceeded the fuse will blow in the power sup...:
What would cause a 4600 (4630/4640) to keep blowing fuses as soon as the 120VAC cable is plugged into control box?
Resolution:
The main AC fuse would blow if there is a direct short across the AC line. This could be caused by a:1. Defective I/O PC Board (-3180) To check - unplug the control box AC power cable (2 wire)...:
Why would a Falcon 8200 Series operator be blowing the fuse?
Resolution:
If the Main AC fuse is blowing, the control box is defective and needs to be replaced. The "Main Fuse" is a (5x20MM) 1 Amp Slow Blow fuse. If the 12VAC fuse is blowing, verify they are not trying...:
AC is fuse blowing on a PS914 when AC power is applied.
Resolution:
If AC fuse blowing on a PS914 power supply then the mother board is defective. You need to replace the power supply with a new one.:
Will the MPB-842 or MPB-840 power EL or QEL devices?
Resolution:
The old MPB842 power supply will power up to two EL electric panic bars but will not power the QEL devices. A defective potted module inside the electric panic bar or defective power supply coul...:
What size is the fuse in the PS873?
Resolution:
The DC output fuse in the PS873 power supply is 4 AMP slow blow.:
Why would an EL1690 retract the rods but not hold them?.
Resolution:
One of the following items may cause the EL1690 device to retract then release: Incorrect power supply - Verify you have the PS873-2/4TD or PS914-2RS/4RL power supply. Problems with wire gauge...: