Replacing The Cap Lamp - Thermo Scientific 3600 PDM Manual

Replacing the
Cap Lamp
To replace the cap lamp
Thermo Fisher Scientific
Figure 5–45. Mass transducer chamber
Figure 5–46. Mass transducer O-rings
3. Using the cotton swab, apply the silicone compound to the O-rings.
4. Install the PDM cover plate (refer to the instructions earlier in this
chapter for information on opening the case) and perform a leak check.
If the camp lamp assembly malfunctions, the entire cap lamp assembly
should be replaced. Tool/materials needed for this procedure:
Phillips screwdriver
Small flat-head screwdriver
7/64-inch hex wrench
WARNING Whenever the PDM case is opened for maintenance, you must
perform a case leak check after reassembling the case. ▲
1. Locate the top cyclone plate on the right-hand side of the PDM unit
assembly:
and use a 7/64-inch hex wrench to remove the four hex screws from the
top cyclone plate (Figure 5–47 and Figure
Maintenance and Calibration

Replacing the Cap Lamp

5–48).
PDM 3600 Instruction Manual 5-31