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REPLACEMENT PROCEDURE FOR PARTS
IT IS RECOMMENDED THAT ALL OCEANAIRE UNITS BE SERVICED
BY A QUALIFIED AIR CONDITIONING SERVICE TECHNICIAN
WARNING—TO AVOID INJURY, DISCONNECT UNIT POWER
PRIOR TO SERVICING
A. FAN MOTORS
1. Remove cabinet left-side panel (when looking at the front of the unit).
2. Evaporator fan motor—disconnect evaporator motor wires from evaporator fan
contactor and fan speed rocker switch. Condenser fan motor—disconnect condenser
motor wires from condenser fan contactor.
3. For all model sizes 12, 18, 24, and 36, remove the screws securing motors and
inlet-ring to blower housings (all screws are external and visible), and remove blower
wheel-motor assembly. Remove the blower wheel set screw and disassemble the blower
wheel from the motor shaft and remove the motor.
For model size 60 loosen blower wheel shaft set screw, remove the screws
securing the motor mount to the blower housing and then remove motor and mount.
4. Install the new motor assembly, reversing the removal procedure.
B. THERMOSTAT (NO BATTERIES REQUIRED)
1. Along both sides of the thermostat, insert a small flat blade screwdriver in the groove. With
a twisting motion, remove the cover plate from the sub base. Make sure the small
thermistor located near the top of the casing for temperature sensing, is not bent or
damaged.
2. To remove the thermostat sub-base, remove the 2 mounting screws and the 4 wires
(black, red, white, green). Make sure the 4 wires do not fall into the cabinet. Install
Sub-base by reversing removal procedure.
C. TANK FULL LIGHT
1. To replace the Condensate Alarm Light on all models, disconnect the wires from the
lamp and bend the tinnerman clip retaining light and pull out.
2. Install new light, reversing the procedure.
D. CONDENSATE PUMP (ON ALL PAC60 UNITS, OR ON UNITS
WHERE THE CONDENSATE PUMP KIT HAS BEEN INSTALLED)
1. Open panel door to allow access for condensate pump service.
2. Remove brackets securing condensate pump in base pan, or 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 cabinet left hand side panel, or left rear side panel of size 60 models.
2. Remove flare nut that secures capillary to the refrigeration system high pressure side.
A Schrader valve is located in the discharge port, and allows removal without losing
the refrigerant charge.
3. Remove two screws that secure high pressure switch.
4. Disconnect wire leads from compressor contactor and condensate pump safety switch.
5. Install new High Pressure Control, reversing the procedure.
To gain access to compressor and compressor run capacitor, remove left side panel(s).
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