
OLYMPIC STERILE-DRIER
Model 43/44 Instruction Manual
5-1
S e c t i o n
5
Troubleshooting
Should you experience difficulty when operating your Drier, consult the following
table. For problems not listed in the table, contact Natus Medical (see page 5-2).
Table 5.1
Troubleshooting chart
Problem
Probable Cause
Solution
Power switch on but
indicator and display
don’t illuminate
No power
Ensure that the power cord is plugged
in to an appropriate electrical outlet.
Check the external circuit breaker.
Blown fuse
Replace the fuse (see page 6-2).
Defective control PCB
Replace the control PCB (see
page 6-4).
Timer on or in timed
position, but blower
doesn’t operate or
intermittent blower
operation
Malfunctioning blower
Replace the blower and reset the
thermostat (see page 6-11).
Blower fan blocked
Remove the blockage, free the fan, then
reset the thermal cut-out (see
page 6-14).
Loose wire connection
at J-5 or J-6 on control
PCB
Ensure that the screws at the J-5 and
J-6 connections are tight.
Gently pull the wires to ensure that the
wires are tightly secured.
Defective control PCB
Replace the control PCB (see
page 6-4).
Relay hold-down clip is
loose
Follow directions for replacing the
blower relay (see page 6-10, step 1
through step 3). Ensure that the relay
hold-down clip is over the relay switch.
Defective blower relay
(Model 44)
Replace the blower relay (see
page 6-10).