1. 12/05/08 Linac Machine Coordinator Linac Week Report – 11/21-11/28 Linac OverviewLinac Overview SUMMARY OF EVENTS Operational Source: H - Output: 53.1 mA Linac output: 36.0 mA 92.4% uptime –Major sources of downtime Swap source KRF3 PFN switch imbalance LRF2 modulator problem KRF5 coil#3 PS replacement NTF patient treatment

2. 12/05/08 Linac Machine Coordinator H-Source ProblemsH-Source Problems Linac Week Report 11/21-11/28 Cover plate with the exit slit. Problem: A piece of molybdenum blocked part of the slit.

3. 12/05/08 Linac Machine Coordinator Linac Week Report – 11/28-12/05 Linac OverviewLinac Overview SUMMARY OF EVENTS Operational Source: I - Output: 56.6 mA Linac output: 37.6 mA 98.9% uptime –Major sources of downtime QPS109 PS replacement RF misc. trips NTF patient treatment

4. 12/05/08 Linac Machine Coordinator Linac Weekly Report W e e k’ s S c h e d u l e Next week’s forecast -Continue to provide beam to HEP and NTF -NTF Schedule 8:30am – 12:00pm - Finalize H - maintenance - Take necessary steps to make new LLRF operational 24/7 in LRF5 - If opportunity arises - continue ongoing installation of QPS control cards (can use anytime > 0.5 hr) - replace 3 PS in Buncher, LRF1 & 3 (ripple) - replace a fan in QPS220 - General station tuning MonTueWedThurFri