Cleaning The Pm-10 Inlet - Thermo Scientific TEOM 1405 Manual

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ECTION ECTION ECTION
ECTION ECTION
M C P
AINTENANCE AND ALIBRATION ROCEDURES
Cleaning the Cleaning the
Cleaning the Cleaning the Cleaning the
PM-10 Inlet PM-10 Inlet
PM-10 Inlet PM-10 Inlet PM-10 Inlet
Figure 5-19. Figure 5-19.
Figure 5-19. Figure 5-19. Figure 5-19.
Top of inlet assembly.
5-16 O G , TEOM 1405
PERATING UIDE
The PM-10 inlet should be cleaned every time the TEOM filter is changed,
or as necessary. To clean the unit you will need an ammonia-based general-
purpose cleaner, cotton swabs, a small soft-bristle brush, paper towels,
distilled water, silicone-based stopcock grease, a small screwdriver, a small
adjustable wrench and a pocket knife
To clean/maintain the PM-10 inlet: To clean/maintain the PM-10 inlet: To clean/maintain the PM-10 inlet:
To clean/maintain the PM-10 inlet: To clean/maintain the PM-10 inlet:
1. Remove rain jar from the inlet and the inlet from the sample tube.
Unscrew the top acceleration assembly from the lower collector
assembly (Figure 5-19).
2. Mark the top plate deflector cone and lower plate with a pencil to
facilitate proper orientation when reassembling, then use a Phillips
screwdriver to remove the four pan head screws from the top of the top
plate (Figure 5-19). Lift the top plate off the four threaded, spacer
standoffs and set aside.
3. Clean the insect screen (with brush or water) then dry.
4. Using a general-purpose cleaner and paper towel, clean the deflector
cone on the inside of the top plate.
Top plate
Lower plate
O-ring
Nozzle
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HERMO ISHER CIENTIFIC