07-01913F F515
6
Dri-Eaz Products, Inc.
Monthly
Clean pump check valve and basin
. In normal use,
dust can accumulate and can restrict airflow, reducing
performance and causing the unit to overheat. Clean
when dust accumulation is visible. Remove grills and
cover as shown in Fig. B. Use a vacuum cleaner with a
brush tool and a soft cloth to remove any debris. Take
care not to damage any interior components.
To maintain appearance
, wipe interior and exterior sur-
faces with a damp cloth. For deep cleaning and a last-
ing, protective shine, use an automotive interior cleaner.
As Needed
Clean pump check valve and basin.
If the unit displays
the message “ER9 PUMP BLOCKED PUMP & HOSE”,
the pump check valve and pump basin may need to be
cleaned. Remove grills and cover as shown in Fig. B.
Remove screws from pump base and lift out pump. Wipe
out pump basin with a damp cloth. Unthread barbed fit-
ting with check valve and rinse fitting and check valve
with clean water. Reinstall barbed fitting into pump. Do
not overtighten. Reinstall pump on base. Reinstall cover
and grills.
Clean coils.
With the cover removed, inspect both coils.
If excessive dust and debris is present, vacuum thor-
oughly and/or clean with coil cleaner.
PUMP PURGE BUTTON
The Control Panel will display the following messages when the Pump Purge Button is pressed.
C O N T R O L P A N E L
M E S S A G E
E X P L A N A T I O N
---
PUMP PURGING XX
Pump is purging with countdown in seconds. Press key again to stop if needed.
SYSTEM MESSAGES
The Control Panel will display the following messages based on system performance and environmental conditions. User
action, if any is required, is indicated in the third column.
C O N T R O L P A N E L
M E S S A G E
E X P L A N A T I O N
U S E R A C T I O N
INITIALIZING
Unit is powering up.
None
FIRMWARE VERSION
XXX
Indicates control board firmware version number.
None
FXXX-XXX
Model number.
None
OFF
Unit has finished powering up and is operating.
None
PLEASE WAIT
COMP. DELAY XX
60s delay before compressor turns on. Allows system pres-
sure to equalize.
None
UNIT ON XXXX HRS
INLET XXX°F / XX%
First line: indicates total operating hours.
Second line: Toggles between inlet temperature and inlet RH
every 2 seconds.
None
HUMIDISTAT
INLET XXX°F / XX%
First line: indicates unit is in humidistat mode
Second line: Toggles between inlet temperature and inlet RH
every 2 seconds.
None
LOW TEMP
INLET XXX°F/ XX%
F515 only. Unit shuts off if inlet temp below 45° F. Turns back
on when inlet reaches 50° F.
None
HI TEMP CYCLE
REMAINING XX MIN
Unit overload limit reached. Cool-down initiated.
None
---
DEFROST XX
Unit is defrosting, with countdown in seconds.
None
WAIT FOR
DEFROST XXX
Unit turned off when coil is cold or already in a defrost cycle.
Proceeds to finish cycle or initiate one to clear the coils of ice
before storage.
None
WAIT FOR
UNIT DRYING XXX
Occurs when unit is turned off and coil is not frozen. Clears the
coils of water before storage.
None
CLEAN FILTER >
---
Prompt to clean or change filter.
Change or clean filter. Press the
> key to reset
CLEAN COILS >
---
Prompt to clean coils and interior.
Clean coils. Press the > key to
reset
