PREVENTIVE MAINTENANCE
10DEC05
PM4825-1
Page
7 of 30
Cleaning the PMT/DAS BOARD
1 Remove the PMT/DAS BOARD.
Caution
• Use the VACUUM CLEANER to remove
dust before using the CANNED AIR.
• Use the CANNED AIR to move debris
away from the OPTICAL CAVITY.
2 Use the VACUUM CLEANER to remove
dust from the PMT/DAS BOARD.
3 If necessary, use the CANNED AIR
1C8067 to remove dust from the PMT/
DAS BOARD.
4 Continue with Cleaning the PMTs and
COLLECTOR AY.
H194_1076GC
PMT/DAS BOARD
H194_1076GCA
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