FAQ & Troubleshooting
Contact us: (800) 528-8040
BLAC-RAC Does Not Open Electronically
POSSIBLE CAUSE: Output is not 12 Volts DC
- ACTION: Replace supply so output is 12 Volts DC
POSSIBLE CAUSE: Bad ground
- ACTION: Ground BLAC-RAC to negative power supply terminal
POSSIBLE CAUSE: Pinched wires
- ACTION: Inspect for pinching connecting BLAC-RAC to power supply OR inspect for pinching inside BLAC-RAC lid cover
POSSIBLE CAUSE: Wires not connected
- ACTION: Confrim connectors are plugged into circuit board
POSSIBLE CAUSE: Blown fuse
- ACTION: Replace ONLY with Littelfuse 04773.15MXP
POSSIBLE CAUSE: Fuse not in contact with fuse housing
- ACTION: Unscrew housing and ensure fuse is making contact
POSSIBLE CAUSE: Switch is not functioning properly
- ACTION: Replace switch
POSSIBLE CAUSE: Incorrect switch selection (if using COLD-WIRE)
- ACTION: COLD-WIRE requires a Normally-Closed Momentary Switch
POSSIBLE CAUSE: Pin has seized inside of solenoid
- ACTION: Return unit to BLAC-RAC factory for warranty repair
POSSIBLE CAUSE: Circuit board has failed
- ACTION: Field repair with new circuit board OR Return unit to BLAC-RAC factory for warranty repair
POSSIBLE CAUSE: Solenoid wires pinched or damaged
- ACTION: Return unit to BLAC-RAC factory for warranty repair
POSSIBLE CAUSE: Solenoid has failed
- ACTION: Return unit to BLAC-RAC factory for warranty repair
BLAC-RAC Loose on T-Channel
POSSIBLE CAUSE: Vibration
- ACTION: Apply medium strength threadlocker to bolts
POSSIBLE CAUSE: Improper torque applied to yoke bolts
- ACTION: Torque bolts to 7 – 10 ft-lbs
BLAC-RAC Loose on Yoke
POSSIBLE CAUSE: Vibration
- ACTION: Apply medium strength threadlocker to bolts
POSSIBLE CAUSE: Improper torque applied to yoke bolts
- ACTION: Torque bolts to 15 – 20 ft-lbs
Weapon Rattles or is Loose when in BLAC-RAC
POSSIBLE CAUSE: Breech width is not adjusted correctly
- ACTION: Adjust breech width correctly
POSSIBLE CAUSE: Weapon does not fit
- ACTION: Do not use BLAC-RAC to secure weapon
Delay Timer is not Working or Requires Switch to be Held Down to Open Unit
POSSIBLE CAUSE: Circuit board has failed
- ACTION: Field repair with new circuit board OR Return unit to BLAC-RAC factory for warranty repair
Rough Handle Operation when Opening or Closing BLAC-RAC
POSSIBLE CAUSE: Contaminants have settled on pins
- ACTION: Clean rods and apply a liberal amount of lithium grease
POSSIBLE CAUSE: Rods are no longer lubricated
- ACTION: Clean rods and apply a liberal amount of lithium grease