Stealth Designer SC-18CC-UM Owner's Manual
Ceiling cassette
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Also See for Designer SC-18CC-UM:
- Quick start manual (2 pages) ,
- Installation manual (34 pages)
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Summary of Contents for Stealth Designer SC-18CC-UM
- Page 1 CEILING CASSETTE OWNER’S MANUAL Models: Indoor Unit Outdoor Unit SC-18CC-UM SC-18Z-UM SC-24CC-UM SC-24Z-UM SC-30CC-UM SC-30Z-UM SC-36CC-UM SC-36Z-UM SC-42CC-UM SC-42Z-UM SC-48CC-UM SC-48Z-UM...
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Page 2: Table Of Contents
Thank you for choosing a Ceiling Cassette Air Conditioning & Heating System! Please read this owner’s manual carefully before operation and retain it for future reference. Table of Contents Safety Precautions ........4 System Components . -
Page 3: Safety Precautions
• Disconnect electrical power to the indoor and outdoor units before performing any maintenance or cleaning. • Do not attempt to repair the Stealth system yourself. Incorrect repairs may cause electric shock or fire. Contact a qualified service technician for all service requirements. -
Page 4: System Components
SYSTEM SCHEMATIC Indoor unit Air outlet Air inlet System Components* 1._Indoor Power Supply 2. Drain Pipe 3. Communication Cable 4. Decorative Discharge Air Grille (Included) 5. Refrigeration Pipes 6. Wired Tether Controller (Sold Separately) 7. Remote Controller 8. Service Cover 9. -
Page 5: System Functions
SYSTEM FUNCTIONS WHISPER QUIET Not only are the Stealth systems energy efficient but they are quiet too. Ceiling Cassette operates with sound levels starting as low as 37 dB(A). MULTI FAN SPEEDS Whether operating in either Cooling or Heating mode, the indoor fan can be set to your choice of three different speeds (Low, Medium or High) to achieve maximum comfort. - Page 6 SYSTEM FUNCTIONS INTELLIGENT DEFROST The Intelligent Defrost function increases room comfort and saves energy by eliminating unnecessary defrost cycles. In heating mode, the unit will monitor the outdoor coil for frost buildup. Once frost buildup has been detected, the system will switch into a defrost mode to remove the frost.
- Page 7 FAHRENHEIT °F / CELSIUS °C The remote controller can be set to display in either °F or °C. SELF-DIAGNOSIS With an on-board computer using real-time diagnostics, the Stealth Designer system helps to prolong its own life.The automatic diagnosis feature continuously scans for unacceptable operating conditions or malfunctions.
- Page 8 OPERATION OF WIRELESS REMOTE CONTROLLER Remote Controller Part Name 1 Signal Transmitter 2 ON/OFF Button 3 Mode Button 4 – Button 5 + Button 6 Fan Button 7 Swing Button 8 Clock Button 9 Timer ON Button 10 X-Fan Button 11 Temp Button 12 Timer OFF Button 13 Turbo Button...
- Page 9 OFF and then press “MODE“ and “––” buttons on the remote simultaneously. The wireless remote controller is the interface between the user and the Stealth cassette system. Commands are entered by the user to control the system. Any command that has been entered with the remote controller will remain in memory until it is changed by the user or the batteries are replaced.
- Page 10 OPERATION OF WIRELESS REMOTE CONTROLLER MODE BUTTON : AUTO Use the “MODE” button to select one of the available modes. The selected mode will be displayed on the remote controller : COOL and the appropriate icon will be displayed. : DRY AUTO –...
- Page 11 OPERATION OF WIRELESS REMOTE CONTROLLER TIMER ON MODE The Ceiling Cassette unit can be programmed to automatically turn ON after a selected time period.With the unit in OFF mode, press TIMER button to activate the TIMER mode, and the ON/OFF icon will begin blinking.
- Page 12 OPERATION OF WIRELESS REMOTE CONTROLLER X-FAN MODE When operating in humid areas, the unit has a DRY COIL function called X-Fan that will allow the indoor fan to run for a pre-determined amount of time after the unit is turned off (cooling or dry modes) to ensure that additional moisture is removed from coil.
- Page 13 OPERATION OF WIRELESS REMOTE CONTROLLER CLOCK BUTTON Press the CLOCK button to enter Clock Setup Mode. The clock icon will begin flashing. Set the clock by pressing the + or - buttons. Press once for slow adjustment; press and hold down for fast adjustment.
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Page 14: Care And Cleaning
CARE AND CLEANING Routine maintenance consists of checking the condensate drain for clogs, hosing off the outdoor WARNING coil of outdoor unit and cleaning the air filter and the indoor decorative grille. CAUTION W RNING WARNING Turn off power and disconnect from indoor and outdoor units before cleaning. Failure to do so could cause electric shock. - Page 15 CARE AND CLEANING For the 18 and 48K cassette unit: 1. Remove screws with a screwdriver as shown. Remove the screw 2. Release the two fasteners and open the panel grille. Push the fastener Disassemble the air inlet grille: 1. Open the air inlet grille at 45°, lift up and remove the grille. 2.
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Page 16: Troubleshooting
TROUBLESHOOTING PROBLEM CAUSE/SOLUTION System does not restart. Cause: The system has a built-in three-minute delay to prevent short and/or rapid cycling of the compressor. Solution: Wait three minutes for the protection delay to expire. Indoor unit emits unpleasant odor Cause: Typically unpleasant odors are the result of mold or mildew forming on when started the coil surfaces or the air filter. - Page 17 TROUBLESHOOTING PROBLEM CAUSE/SOLUTION Water leaking from the indoor Cause: While it is normal for the system to generate condensate water in cooling unit into the room. mode, it is designed to drain this water via a condensate drain system to a safe location. Solution: If water is leaking into the room, it may indicate one of the following.
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Page 18: Diagnostic Codes
DIAGNOSTIC CODES The Designer System has on board diagnostics.The indoor unit and Tether Controller will display error codes.The following is a summary of the codes with explanation: Error Codes Error Malfunction Origin of Description Code Name Malfunction If outdoor unit detects the high pressure switch is cut off for 3-sec successively, high pressure protection will occur.All the loads (except the 4-way valve in heating mode) will be switched off. - Page 19 DIAGNOSTIC CODES Error Codes Error Malfunction Origin of Description Code Name Malfunction If outdoor unit detects the condenser coil temperature sensor open Indoor circuit or short circuit for 5-sec successively, condenser coil temperature Condenser Condenser Coil sensor malfunction will be reported.The unit can automatically Coil Temperature resume operation after the malfunction disappears.
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Page 20: Energy Saving Tips
ENERGY SAVING TIPS 1. Relaxing room temperature at night is OK: During the nighttime hours you don't require the same level of conscious cooling or heating. Try using Sleep Mode to gradually relax room temperature and allow the unit to run less and save energy. 2. - Page 21 Phone No. / E-mail STEALTH (1HVAC Energy LLC) warrants this product against failure due to defect in materials or workmanship under normal use and maintenance as follows. All warranty periods begin on the date of original installation. If the date cannot be verified, the warranty period begins one hundred twenty (120) days from date of manufacture.