Seametrics PT35 - Manual (Page 4)

Problem Probable Cause Try...
On/Off switch is fully
in “On” position, but
display is not lighted
There is power, the
On/Off switch is fully
in “On” position, but
display is not lighted
There is power, the
On/Off swich is fully
in “On” position, the
fuse is good, but dis-
play is not lighted
The display is
lighted, but the unit
seems to be func-
tioning abnormally
Unit appears to be
functioning prop-
erly, the test button
causes the timer
indicator to light,
but the appropri-
ate output does not
become powered
Unit does not have power
Fuse may be blown
Circuit board component may be bad
No input from the meter
Unit improperly set
Output improperly connected to load
Possible relay failure
TROUBLESHOOTING
LT-65200311-101711
10/17/11
Seametrics Incorporated • 19026 72nd Avenue South • Kent, Washington 98032 • USA
(P) 253.872.0284 • (F) 253.872.0285 • 1.800.975.8153 • www.seametrics.com
Check for power at the cord and outlet
Remove front panel and check fuse. If it is
blown, replace with a 3AG-10A-SB fuse
Contact your supplier or the factory to
return unit for repairs
Check flow, check the input indicator light
(if the meter is set for a low pulse rate,
several minutes may pass between blinks)
Press the “Set” button to review each
setting
Press the approriate “Test” button to force
an output and check (each “Test” button is
located directly above the output it forces)
Contact your supplier or the factory to
return unit for relay replacement