OCEANAIRE 2OACH1211, Engineering, Installation And Service Manual

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CONTROLLER PROGRAMMING MENU
1) Make sure the unit has power.
2) Press the power button “OFF”.
3) Press the following buttons in sequence
“ S-U-D- S”
(
S
elect —
U
p arrow —
D
own arrow —
S
elect)
4) The display will begin flashing P1 and a number.
If there is no display, repeat the sequence,
making sure the unit has power, but is turned OFF.
5) To adjust any program feature, press the ARROW UP
▲
or ARROW DOWN
▼
button
until the desired value is displayed.
6) Use the “ MODE ” button to scroll through the programmable settings P1 through P16.
7) If no buttons are pressed, the display will then return to the “ OFF ” position after
about 50 seconds.
PROGRAM SETTINGS
P1 — High Fan Speed Limit Setting, 56 - 85
P2 — Low Fan Speed Limit Setting, 30 - 55
P4 — Temperature Sensor Calibration, +/- 10°
P10 — Temperature Display, °F or °C
P13 — Supply Fan Operation, Cycling or Continuous
P1, P2 - To adjust fan speed settings, P1 represents the high fan speed parameter, while
P2 represents the low fan speed parameter. When using nozzle kits, discharge duct
adapters and evaporator plenums, setting P1 to 85 will help to avoid freeze ups.
P4 - Adjust the P4 setting to match the actual INSIDE room temperature, if needed.
P10 - Use this parameter to display temperatures in the desired units.
P13 - To cycle the evaporator fan with the compressor, access code P-13. Press the up
or down button to switch to “ CYC ”, which means cycle the fan with the compressor.
The factory default setting is “ CON ”, which means continuous fan operation.
8) Press POWER - you should see an alphanumeric code.
Press POWER and the unit will start at the new settings.
FAN SPEED
The operator can select between AUTO or MANUAL fan speed control.
Pressing the FAN SPEED button will switch speed from AUTO to MANU AL. In MANUAL
mode, pressing the FAN SPEED button will change fan speed from low to high. In AUTO
mode, the fan speed is controlled automatically. In cooling mode, the controller
automatically adjusts the fan speed to high, and as the inside temperature approaches
the set point, the fan speed will reduce. In heat mode, the fan speed adjusts from low to
high as the temperature reaches the set point
TEMP SELECT
Allows the operator to view the controller temperatures
INSIDE return air temperature
DISCHARGE supply air temperature,
SET POINT can be seen and adjusted by pressing
▲
or
▼
.
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