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P E R I O D I C M A I N T E N A N C E
To properly maintain the
amount of routine preventive maintenance is required. Proper maintenance aids in preventing untimely system
breakdowns. This section describes the appropriate maintenance procedures.
Maintenance procedures are performed at daily, weekly, monthly, six-month (semiannual), or yearly (annual) intervals, as
well as when the lamphouse bulb is replaced. Tables 4.2 through 4.7 list the periodic procedures.
recommends that these tables be photocopied and used as preventive maintenance checklists and logs.
Equipment Required for Preventive Maintenance
Table 4.1 lists equipment that should be available in the projection booth. It should be easy and convenient for the
projectionist to perform any required maintenance. If the proper tools are not at hand, it is unlikely that the maintenance
will be performed as directed.
Allen Keys, Long-handled ball-end: 0.050–5/16"
Desoldering Tool
Nut Driver, 3/16"
Pin Extractor, 0.063" MOLEX
Pin Extractor, 0.093" MOLEX
Pliers, Needle-nosed
Pliers, Snap-ring
Ruler, 6" Steel
Screwdrivers, Assorted Flat
Screwdrivers, Assorted Phillips
Side Cutters
Soldering Iron, 40W
Wire Strippers/Crimpers
Wrench, Adjustable
Wrench, ¼" Open-end
CHRISTIE INC. - 35/70 Service/PM Manual
July, 1997
CHRISTIE
CHRISTIE
35/70 Automatic Electronic Projector and avoid damage to the film, a certain
Do not use any film lubricants on the 35/70 projector!
Table 4.1: Commonly Used Maintenance Tools
4 : P e r i o d i c M a i n t e n a n c e
Isopropyl alcohol (for cleaning purposes)
Brush, soft camel hair
Clean soft cloth
Compressed air, can (no more than 15 PSI)
Cotton swabs
Lens Cleaning Tissues or Wipes
222 Loctite
Silicone Grease
Toothbrush (ordinary)
Explosion Vest (for lamp replacement)
Full-face Safety Mask (for lamp replacement)
Gloves (for handling lamphouse bulb)
Digital Multimeter
Oscilloscope, Dual-trace Analog 20mhz
Vacuum Cleaner with Hose and Nozzle
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CHRISTIE
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