Aquamatic Aquacell P2 Series, User Manual

Page: 63 / 78

M
AINTEN
AN
C
E
5.7
Trouble Shooting
If your Sampler is not operating correctly check the symptoms against the following list. If
you are unable to remedy the problem then refer back to Aquamatic Ltd or your local
dealer (see Service Support section for details)
General Operational Troubleshooting
SYMPTOM FAULT ACTION / COMMENTS
1. No Display a. Power off
b. Electronic fault
a. Connect power
b. Contact supplier for service
advice
2. Reduced sample lift capability /
transport velocity a. Partially blocked sample tract
b. Leaking top clamp pneumatic
connector
c. Leaking Chamber Top seal
d.
Leaking pinch valve (bubbles
rising through pinch valve
seal)
e. Leaking intake hose, or
intake filter connection
(excessive bubbles entrained
in water entering sample
chamber)
f. Pump inefficiency
g. Internal pneumatic fault
a. Clean sample tract
b. Replace 'O' ring, stub pipe
c.
Replace 'O' ring, Chamber
Top
d. Change pinch valve tube
N.B. Often a new pinch valve
tube will need to undergo
several sample cycles before
it seals properly
e. Check connections and seal
f.
Contact supplier for service
advice
g. Contact supplier for service
advice
3. Sample shot sequence error a. Purge times are incorrectly
set
b. Internal pneumatic /
electronic fault
a. Check purge times and reset
if necessary
b. Contact supplier for service
advice
4. Samples not being kept at
required temperature a. Vent blocked
b. Lower Compartment door not
fully closed
c. Condensate and / or
Wastewater Drain blocked
d. Refrigeration System fault
a. Clean vents
b. Close door and secure with
clasp
c. Unblock drain. See sub-
section ‘Cleaning’ earlier in
this section
d. Contact supplier for service
advice