Device Disable

Systems(s) Affected:
Safety

Device to be Disabled
Cyclotron ignition key

Implementation:	Number:
Date: 2025-01-06 Time: 14:28:00	2025-6
Implemented By: Ryan Lovelidge
In Consultation With:

Status:
Active

Est. Duration:
16 weeks

Reason for Disable:
Fast Target IN signal pinned at I0103 (df #2025-5). Unable to properly define the cyclotron off due to ISBL demolition. In consultation with Kevin Ardron.

Conditions for Removal:
Verification that ISIS beamstops 127, 165, etc or their new counterparts are commissioned and reading properly by the safety system.

Number of Red Tags:
2

Location of Disable Tag(s):
1. cyclotron ignition key
1. MCR defeates board

How was Disable Implemented?
Where is Disable Located?
Cyclotron ignition key removed from console above rack H and placed in ops cabinet.

Verification Method:
Cyclotron ignition key is no longer in the console.

Lock ID Number(s):
n/a

Fault Reports:

Work Permits:

Defeats:
2025-5

Device Disable

Removal:	Number:
Date: Time:	2025-6
Removed By:

Status:
Active

Have the Following Conditions for Removal Been Met? No
Verification that ISIS beamstops 127, 165, etc or their new counterparts are commissioned and reading properly by the safety system.
All associated Work Permits have been returned

Device Functionality Verification Method:

Number of Red Tags Removed:
0

Comments: