Download Print this page

OCEANAIRE 2OACH1211 Engineering, Installation And Service Manual page 16

1-ton portable air-cooled heat pump1-ton portable air-cooled heat pump

Advertisement

REPLACEMENT PARTS PROCEDURE
IT IS RECOMMENDED THAT ALL OCEANAIRE UNITS
BE SERVICED BY A QUALFIED AIR CONDITIONING SERVICE TECHNICIAN
WARNING
A. FAN MOTORS/BLOWER WHEELS
Remove cabinet's left-side panel (when looking at the front of the unit)
Evaporator fan motor—disconnect evaporator motor wires from run capacitor
and power module terminals.
Condenser fan motor—disconnect motor wires from run capacitor and power
module terminals.
Blower wheel assembly—remove screws securing motors and inlet rings to
housing (all screws are external and visible) . Remove blower wheel set screw
and disassemble the blower wheel from the motor shaft, and remove the
wheel, then remove the motor (if needed)
Install new components, reversing the removal procedure.
B. ELECTRONIC CONTROLLER (THERMOSTAT)
To remove the heat/cool display, remove the cabinet's left-side panel (from front).
Locate the two nuts securing the display to the front panel. Unplug the display
cable and remove display. Install new display and secure. Plug in display cable.
C. POWER MODULE
To remove the power module, remove the rear control box cover. Disconnect wires
(one at a time), and re-attach each wire, while holding replacement module in other
hand. Once all wires have been reconnected in accordance with the wiring
diagram, install new power module.
D. CONDENSATE PUMP (ON UNITS WHERE THE CONDENSATE PUMP
KIT HAS BEEN INSTALLED)
1. Remove left side panel.
2. Remove brackets securing pump in condensate tank tray pan.
3. Disconnect pump wire leads at Molex connectors. Remove retainer clamp and
tubing.
4. Replace pump, install by reversing procedure.
E. HIGH PRESSURE SAFETY SWITCH
1. Remove right side panel.
2. Remove flare nut that secures capillary to the refrigeration system high pressure
side. A schrader valve is located in the discharge port which allows removal
without losing the refrigerant charge.
3. Remove two screws that secure high pressure switch.
4. Disconnect wire leads from power module and condensate pump safety switch.
5. Install new High Pressure Switch, and splice in new wire leads with existing
control wires. Then reverse in order to complete procedure.
To gain access to compressor and compressor run capacitor, remove right hand
side panel.
—TO AVOID INJURY, DISCONNECT UNIT POWER
PRIOR TO SERVICING
14

Advertisement

loading