12 - 1
HAPSITE ER Operating Manual
Chapter 12
Maintenance
12.1 Introduction
This chapter outlines basic maintenance and troubleshooting procedures. It also
provides an overview of common errors.
12.2 HAPSITE Symptom - Cause - Remedy Chart
Table 12-1 Diagnosing Problems - HAPSITE
Symptom Cause Remedy
Cannot power on HAPSITE Battery is not charged. Verify that battery is charged.
Replace power source if
necessary.
Cable is not delivering power to the
unit.
Verify that the cords are plugged
into the unit. Do not power 2
HAPSITE ERs using a Y splitter as
this will not deliver sufficient power.
HAPSITE periodically shuts off
while in Extended Standby
Power is intermittent/fluctuating
too much for AC/DC supply to
regulate.
Add a dedicated uninterrupted
power supply (UPS) upstream of
the AC/DC converter.
N2 canister low error Canister is nearly empty. Replace with a new carrier gas
canister.
Internal standard canister low error
or internal standard expired error
Canister is nearly empty or
expired.
Replace with a new, unexpired
internal standard gas canister.
Sample carryover System has become
contaminated.
Run blanks until carryover is no
longer present.
AutoTune failure IS canister is expired or empty. Replace with a new, unexpired
internal standard gas canister and
repeat AutoTune.
There is a leak in the fluidic
pathway.
Remove and replace all fluidic
connections, ensure each is
secured at both ends of the
concentrator.
Mass spectrometer parameters
are out of range.
Repeat autotune. If failure persists
after 3 tries, perform a manual
tune. Refer to Chapter 9, Tune.
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