TSI Instruments PORTACOUNT 8048 User Manual

84 Chapter 8
Symptom
Possible Causes
Solution
Particle count is
zero or near zero
Alcohol level is low.
Replenish alcohol.
Sampling through HEPA
Filter.
Remove filter.
Twin Tube Assembly is
blocked.
Remove the blockage.
Moisture buildup in
Alcohol Wick.
Change Alcohol Wick
inside Alcohol Cartridge.
Run two hours to dry
optics (remove the alcohol
cartridge and install
storage cap).
Inferior or contaminated
alcohol.
Change Alcohol Wick
inside the Alcohol
Cartridge. Use only
approved alcohol.
PortaCount Fit Tester is
flooded with alcohol.
Run two hours to dry
optics (remove Alcohol
Cartridge and install
Storage Cap).
Filter cover leaking.
Replace cover and O-ring.
Plugged nozzle.
See Nozzle Cleaning in
Service and Maintenance
chapter.
Requires frequent
refill of alcohol
(every hour or
less)
Moisture build-up inside
Alcohol Wick.
Change Alcohol Wick
inside cartridge. Run two
hours to dry optics
(remove the alcohol
cartridge and install
storage cap). Use only
approved alcohol.
Alcohol visible in
Twin Tube
Assembly or
coming out of
Exhaust Port
PortaCount Fit Tester is
flooded with alcohol.
Run overnight to dry
optics (remove alcohol
cartridge and install
storage cap).

TSI Instruments PORTACOUNT 8048 Specifications

General

Brand	TSI Instruments
Model	PORTACOUNT 8048
Category	Test Equipment
Language	English