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OWNER'S
MANUAL
Ceiling - Floor Type Ductless Split Systems
UB018 - UB024 - UB036 - UB048 Indoor Units
UYB018 - UYB024 - UYB036 - UYB048 System Sets
Thank you for your purchase of this air conditioner.
Before attempting to use your air conditioner, please read this manual carefully and store it for future reference.
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Summary of Contents for Pioneer UB018
- Page 1 OWNER'S MANUAL Ceiling - Floor Type Ductless Split Systems UB018 - UB024 - UB036 - UB048 Indoor Units UYB018 - UYB024 - UYB036 - UYB048 System Sets Thank you for your purchase of this air conditioner. Before attempting to use your air conditioner, please read this manual carefully and store it for future reference.
- Page 2 INDOOR UNIT OUTDOOR UNIT Fig.1 INDOOR UNIT OUTDOOR UNIT Connecting Pipe Air Flow Louver (at Air Outlet) Air Inlet (and Air Filter within) Air Inlet Installation Section Air Outlet Display Panel Remote Controller Drain Pipe NOTE All graphics in this manual are for explanatory purposes only. There may be slight differences from the air conditioner that you purchased (dependent on model).
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Page 3: Table Of Contents
It is not good for your health to expose your body to the CONTENTS PAGE air flow for a prolonged period of time. Do not insert fingers, rods, or other objects into the air IMPORTANT SAFETY INFORMATION..............1 inlet or outlet. -
Page 4: Temporary Operations
Do not operate the air conditioner with wet hands. An electric shock may occur. If the supply cord is damaged, it must be replaced by the manufacturer, its service agent, or similarly qualified Do not touch the heat exchanger fins. persons, in order to avoid a hazard. -
Page 5: Air Conditioner Operations And Performance
For the fixed-frequency type, this function is used to operate the OPERATION MANUAL TIMER unit temporarily, the remote controller is misplaced, or its batteries have ben exhausted. Two modes, including FORCED AUTO and FORCED COOL, can be selected through the TEMPORARY BUTTON on the air-in grill control box of the indoor DEF./FAN ALARM... -
Page 6: Hints For Economical Operation
Three-Minute Protection Feature 5. ADJUSTING AIR FLOW DIRECTION A protection feature prevents the air conditioner from being activated for approximately 3 minutes, when it restarts immediately after operation. Adjust the horizontal louver Power failure Auto-swing Power failure during operation will stop the unit completely. Press the SWING button, and the louver will swing up and down automatically. -
Page 7: These Symptoms Are Not Air Conditioner Troubles
A wet cloth may be used to clean the indoor unit if it is NOTE very dirty. Never use a damp cloth on the remote controller. The air-in side should face up when using a vacuum cleaner. Do not use a chemically-treated duster for wiping, or leave The air-in side should face down when using water. -
Page 8: Troubleshooting
8. TROUBLESHOOTING Symptom 2: System switches to Fan Mode during Cooling Mode 9.1. Malfunctions of the Air Conditioner In order to prevent indoor evaporator frosting, the system will switch to fan mode automatically, and will restore back to If one of the following malfunctions occur, cease operation, cooling mode shortly after. - Page 9 Table 8-1 Malfunction display (nixie tube) timer lamp running lamp (flashes per second) Indoor EEPROM error Communication malfunction between indoor and outdoor units Indoor fan speed malfunction Indoor room temperature sensor open circuit or short circuit Evaporator coil temperature sensor open circuit or short circuit Refrigerant leakage detection malfunction Water-level alarm malfunction...
- Page 10 Table 8-2 Symptoms Causes Solution Power failure. Wait for the return of power. Power switch is off. Switch on the power. Fuse of power switch may have burned. Replace the fuse. Unit does not start Batteries of remote controller exhausted Replace the batteries, or check the con- or other problem of controller.
- Page 11 Table 8-3 Malfunctions of Remote Controller Before asking for serving or repairing, please check the relevant points. Symptoms Causes Solution Check whether the MODE When the automatic mode is indicated on the display is selected, the air conditioner will "AUTO" automatically change the fan The fan speed can not be speed.
- Page 12 QSBPDLU-022AEN The design and specifications of this product are subject to change without prior notice as development continues. Consult with the sales agency or manufacturer for details. Parker Davis HVAC International, Inc. 2250 NW 102 Place, Doral, FL 33172 Phone: (305) 513-4488 www.pd-hvac.com 16122700000010 20170328...