Installation and Homeowners Guide Underscore Bathroom Heater S450 S450 K-77315T-G-MZ/K-77283T-G-MZ KOHLER CHINA INVESTMENT CO., LTD NO.158, JIANG CHANG SAN ROAD, JING'AN DISTRICT, SHANGHAI, PRC POST CODE: 200436 ( ) 158 200436
BEFORE YOU BEGIN Please read these instructions carefully to familiarize yourself with the required tools, materials, and installation sequences. Follow the sections that pertain to your particular installation. This will help you avoid costly mistakes. In addition to proper installation, read all operation and safety instructions. All information in these instructions is based upon the latest product information available at the time of publication. Kohler China reserves the right to make changes in product characteristics, packaging, or availability at any time without notice. These instructions contain important care, cleaning, and warranty information - please leave instructions for the consumer. This product complies with GB 4706.1-2005, GB4706.23-2007 and GB 4706.27-2008., - GB 4706.1-2005 GB4706.23-2007 GB 4706.27-2008 WARNING: Risk of electrical shock. A licensed electrician should make all electrical connections. WARNING: Risk of electrical shock. Connect only to a circuit protected by a typical two-pole circuit breaker. WARNING: Risk of electrical shock. Disconnect power before servicing. RECOMMENDED TOOLS AND MATERIALS Tape measure Level Screw driver Connection wire Wire cutter Insulation tape Bushing Percussion Drill Pen Knife Wrench ROUGHING-IN Reference Value Junction Box Cover Unit: mm : 217 12 178 49 Ventilation Outlet 450 27 410 429 450 Hot Air Outlet 300 242 270 300 Kohler reserves the right to change marked dimensions without prior notice. -1- Copyright Kohler China Investment Co., Ltd. 2018 2018
SPECIFICATIONS Model K-77315T-G-MZ/K-77283T-G-MZ K-77315T-G-MZ/K-77283T-G-MZ Voltage/Frequency 220V~/50Hz / 220V~/50Hz Rated Input Power 2650W 2650W Heater Power 2630W 2630W Fan Power 30W 30W Dry Clothing Power 2650W(Hot)/55W(Cool) 2650W( )/55W( ) Ventilation Power 25W 25W Air-care Power 30W 30W Lighting Power 12W 12W Ventilation Volume Ventilation Noise Ingress Protection 3 2.7m /min 39dB 3 2.7m /min 39dB IPX2 (Bathroom Heater) IPX2 ( ) IPX4 (Remote Control) IPX4 ( ) SIMPLIFIED DIAGRAM OF THE UNIT Expansion Pipe Screw Rod Butterfly Nut Hanger Wooden Bar Body ST4.2*10 Self Tapping Screw ST4.2*10 Washer 6 Spring Washer 6 Nut Ventilation Outlet Assy. Clamp Air Exhaust Pipe Gypsum Ceiling Clamp Air Outlet Window ST4.2*10 Self Tapping Screw ST4.2*10 BTP4*10 Triangular Self Tapping Screw BTP4*10 Decorative Screw Cover WIRING DIAGRAM K-77315T-G-MZ 220V 50Hz ALL-POLE SWITCH (OPTIONAL) THE RATE OF THE POWER SWITCH MUST NOT BE LOWER THAN 250V 20A 250V 20A HOT MOTOR CAPACITOR VENT MOTOR BLACK CAPACITOR YELLOW/GREEN / OVER CURRENT FUSE THERMOSTAT THERMAL FUSE HEATER 1 1 HEATER 2 2 LED POWER LED BROWN BROWN GRAY CN4 CN7 CN8 CN5 CN6 CN2 CN3 CN9 MAIN CONTROL CIRCUIT BOARD CN13 CN1 CN11 CN12 CN10 PINK YELLOW ORANGE BLACK PINK YELLOW ORANGE TEMPERATURE AND HUMIDITY SENSOR MODULE AIR-CARE MODULE INDICATOR LIGHT MODULE STEPPER MOTOR -2-
K-77283T-G-MZ 220V 50Hz ALL-POLE SWITCH (OPTIONAL) THE RATE OF THE POWER SWITCH MUST NOT BE LOWER THAN 250V 20A 250V 20A HOT MOTOR CAPACITOR VENT MOTOR BLACK CAPACITOR YELLOW/GREEN / OVER CURRENT FUSE THERMOSTAT THERMAL FUSE HEATER 1 1 HEATER 2 2 LED POWER LED BROWN BROWN GRAY CN4 CN7 CN8 CN5 CN6 CN2 CN3 CN9 MAIN CONTROL CIRCUIT BOARD CN12 CN10 PINK YELLOW ORANGE INDICATOR LIGHT MODULE STEPPER MOTOR Conductor Earth 8 Power Cord 8 13 10 (Unit: mm) ( : ) WARNING Make sure the power cord installed firmly, otherwise it may catch fire. Terminal Conductor Insulation 8 There's no risk of damage to the insulation of power cord. Copper cord must be inserted into the pillar terminal hole, and make sure all the cords under the terminal are inserted into the pillar terminal completely. Suggest using a power cord which with specification 60227 IEC 53 Model's powercord Specified in GB/T 5023.5 and with cross section 2 of 3X1.5mm., GB/T 5023.5 60227 IEC 53, 2 3X1.5mm PREPARATIONS BEFORE INSTALLATION Preliminary Installation 1. Drill the hole of the Outlet Window Fix the positon of outlet window hole (above the suspended ceiling and below the bathroom heater outlet to prevent the water from coming back to the machine via the pipe), and then drill a round hole on the wall. 1. ( ) 2. Window Outlet Installation Fix one end of the air exhaust pipe to the window outlet on the wall with a clamp and seal the pipe and the outlet window with foaming agent. Then connect the other end with the bathroom heater by a ventilation outlet assembly, and then fix it with a clamp. 2. 3. Make a Mounting Hole Fix the position to install the bathroom heater and then drill +5 +5 a (280 0 *434 0 ) hole with an install template. And the draw the power adaptor wire and the ventilation outlet assembly to the plasterboard hole. 3. +5 +5 ( 280 0 *434 0 ) 90-3-
Installation Hole Mark Installation Hole Ventilation Outlet Assembly Plasterboard Ceiling Install Template Power Cord Wall Air Exhaust Pipe Inside Outside Ceiling Outlet Window The situation of outlet window on the wall outside. The situation of outlet window on the wall inside. Outlet Window Hole on the Wall 80mm 80mm Outlet Window Hole on the Wall 115mm 115mm B. Take out the bathroom from package. B. Bathroom Heater -4-
C. Packing List C. 1285547 80 Air Outlet Window 80 1322379 Fixed Column Assy. Expansion Pipe 1285548 80 Air Exhaust Pipe 80 Screw Rod 305mm 1285549 Clamp 2 Note: Initial Length:275mm Stretch Length: 1300mm 275mm 1300mm 1322380 Lock Assy. / Butterfly Nut Washer Spring Washer Nut 1346973 Ventilation Outlet Assy. 1285556 Remote Control Base Assy. 1285555 Remote Control Base ST4.2*10 Self Tapping Screw ST4.2*10 M4*25Screw *2 Cover *2 6 Plastic Expansion Pipe 6 *2 1346974 Heater Accessories Package Wooden Bar ST4.2*10 Self-tapping Screw ST4.2*10 1346975 Install Template Hanger BTP4*10 Triangular Self-tapping Screw BTP4*10-5-
INSTALLATION Caution before installation: The installed product must be 200mm or above away from curtains or other combustible materials. The distance between the ceiling where the product is mounted and the roof shall be 200mm or above. Ensure that the gap between the product edge and the wall is 300mm or above. The power cord to the product shall have enough length for the installation. The distance between the product and the air outlet window shall be 1000mm or lower. Cut the screw rod() to suit the distance between the ceiling and the roof. The screw rods() must be used during installation. 200mm 300mm 1000mm () 200mm () Wall Air Outlet Window Lower than 1000mm 1000 Air Exhaust Pipe Bathroom Heater 300mm above 300 300mm above 300 Step One: Bend the installation template to 90, and mark the position of 90 the screw rods on the ceiling to make the holes. Bending Line Install Template Plasterboard Ceiling Ventilation Outlet Assembly Install Hole Cement Board Install Template 280 130 Hole Mark -6-
Step Two: Fix the screw rods in the drilled holes with nuts and washers. Place two wooden bars on the plasterboard ceiling, and attach the hangers to the bars with M4 self-tapping screws. The hangers are supposed to cling to the plasterboard. Finally fix the screw rod with the hanger., 6 6 M4 Butterfly Nut 6 Washer 6 6 Spring Washer 6 Nut Ventilation Outlet Assembly Screw Rod Wooden Bar Hanger Screw Rod Goes Through the Grove Plasterboard Ceiling Plasterboard Ceiling M4 Crosshead Self Tapping Wood Screws (4pcs) M4 ( ) Cling the Hanger to the Plasterboard. Step Three: Take off the panel by removing screws, guiding light and LED connector. Remove the decorative screw covers (5pcs). M4*10 2 LED ( 5pcs ) Panel Shaft Panel Shaft M4*10 Standard Screws(2pcs) M4*10 ( ) Hatch Hinge Hatch Hinge Panel Removing Decorative Screw Covers Decorative Screw Covers (5pcs) -7-
Step Four: Open the wire box cover and plunge the power cords into the wire terminal. After that, put back the electric box cover. ST2.9*7 Power Cord Cord Clamp Wire Terminal ST2.9*7 Self-tapping Screws (2pcs) ST2.9*7 ( ) Wire Box Cover Step Five: Push the body into the install hole within an appropriate position. Make sure the ventilation outlet assembly match well with the body. Fix the body to the assembly with one ST4.2*8 self-tapping screw. (1 ) L ST4.2*8 Plasterboard Ceiling Hanger Ventilation Outlet Assembly Ventilation Outlet Assembly Mounting Hole Power Cord ST4.2*10 Self Tapping Screw ST4.2*10 (1 ) Plasterboard Ceiling Machine Plasterboard Ceiling Push Into The Install Hole Hanger Ventilation Outlet Assembly Snap Joint Flanged Sinking Groove Body L-shape Joint L -8-
Step Six: Fix the body to the hanger tightly with 8 BTP 4*8 triangle selftapping screws. And put back the decorative screw covers. BTP4*8 (8 ) BTP 4*8 Triangle Self-tapping Screws(8pcs) BTP4*8 (8 ) Decorative Screw Cover Decorative Screw Cover Step Seven: Put back the bathroom heater panel and fix it with two M4*10 screws. 3 M4*10 (2 ) ( ) Plasterboard Ceiling M4*10 Standard Screws(2pcs) M4*10 (2 ) -9-
INSTALLATION OF REMOTE CONTROLLER HOLDER NOTE: If the wall for installation is made of special material (such as wood board, density board and etc.), suitable fixing methods shall be adopted. NOTE: The place to install the remote controller shall not be easily splashed by water. Choose a mounting location for the remote holder. Drilling two holes with depth larger than 45mm on the wall by drill with a diameter of 6mm in accordance with the position of screw holes on the remote control holder. Installing the expansion tube into the holes. Placing the installation holder on the fixing hole. Fixing the holder with screws and install it. Installing the screw covers on the screws. Placing the remote controller on the holder. 45mm 6mm Remote Control Base Screw Expansion Tube Cover INSTALLATION OF COIN BATTERY Please follow the installation diagram. Coin Battery (CR2430) -10-
USER'S GUIDE Pairing Connect to the power source, press the "HEATER" and "FAN" together within 3 minutes to make the pairing. "Beep, Beep, Beep" will be heard and the LED lamp will be turned on if the pairing successfully. 3 LED HEATER FAN B. Button Function B. DOWN : Timer down UP : Timer up HEATER : Turn on the heater mode FAN : Turn on the fan mode DRY : Turn on the hot /cool dry clothes mode VENTILATION : Turn on the ventilation/long time vent mode 24 AIR FLOW : Set the air flow swing or fixed AIR-CARE : Turn on the air-care mode LIGHT : Lighting on and off/chang the light color / STOP : Stop certain function ( ) C. Display information C. Hour Minute Celsius Humidity HEATER FAN HOT DRY COOL DRY 24H VENTILATION 24 VENTILATION AIR-CARE AIR FLOW FIXED SWING MODE -11-
D. Activated mode During the standby mode, press any button to the activated mode, display the room temperature and humidity. Display will be turned off if no any further action within 10 seconds. During the working mode, display the room temperature and humidity. Display will be turned off after the countdown finish. Press the function button, the "beep" will be heard. E. Time setting Setting time could be changed during the "HEATER", "FAN", "DRY", "VENTILATION" and "AIR-CARE" mode. Setting time will be changed back to the default after each use. "HEATER": the default time is 6 hours, minimum time is 10 minutes, and maximum time is 6 hours. "FAN": the default time is 6 hours, minimum time is 10 minutes, and maximum time is 6 hours. "DRY": the default time is 6 hours, minimum time is 10 minutes, and maximum time is 6 hours. "VENTILATION": the default time is 6 hours, minimum time is 10 minutes, and maximum time is 6 hours. "AIR-CARE": the default time is 2 hours, minimum time is 10 minutes, and maximum time is 2 hours. "24H VENTILATION": the default time is 6 hours, the setting time cannot be changed. TROUBLESHOOTING D. E. + - 6 10 6 6 10 6 / 6 10 6 6 10 6 2 10 2 24 24 10 Problem Diagnosis Solution Bathroom Heater does not work. The remote controller does not display. The remote controller does not work. Red LED is on. Red LED is flash. A power failure occurred. B. The power cord is disconnected. C. Circuit breaker is in the "Off" position. The battery has been used up. B. The polarity of battery was installed inversely. C. No wake-up. No pairing with the bathroom heater. B. The remote controller is used in an inappropriate position or angle. C. Low battery. Temperature sensor error. B. Humidity sensor error. C. Heating system error. Dust filter need be clean. Wait until the power is restored. B. Connect the power cord into the junction box of bathroom heater. C. Turn on the power at the breaker. Please replace the battery. B. Please install the battery correctly. C. Press any key to wake-up. Make the pairing. B. Change the using position or angle to make the controller towards the bathroom heater. C. Change the battery. Call the Customer Service Centre using the information provided on the Compliance Certification. Clean the filter or press the "+" for 2 seconds in the Activated mode(page 13). -12-
B. C. B. C. B. C. B. C. B. C. B. C. B. C. P13 + 2 CARE & CLEAN 1. Turn off power supply before maintenance or cleaning. If Casing or Air Louver are covered with dust, do not splash water onto it. Use only damp sponge or cloth to wipe dirt off. 2. Do not use eradicator, abrasive powder or oil, acid or alkali liquid detergent to clean casing or air louver. 3. Never try to put a small screw-driver or any other object into the holes of air Louver from outside. This might cause damage to the interior parts, and electric shock may occur. 4. Shut off the all-pole switch. 5. Wipe the front panel and the panel base with a soft cloth. 6. Remove the filter from the louver. 1. 2. 3. 4. 5. 6. -13-
7. Use a vacuum cleaner to remove dust and dirt from the filter. 7. 8. Reinstall the filter assembly. 8. 9. Turn on the all-pole switch. 10. Press the "+" for 2 seconds in the Activated mode(page 13) to reset the filter cleaning indication. 9. 10. P13 + 2 IMPORTANT CONSUMER INFORMATION 1. When AC power unit is connected to 220V AC power supply, corresponding protective measures should be taken. 2. Please confirm no water penetration at the connection area of AC wire, and the connection area is not easy to be affected by damp. 3. The head AC power supply must be protected with appropriate fuse. 4. Please confirm the AC power supply should be shut off before maintaining the products with AC power related. 5. All electrical connection must be compliance with related regulation and codes. 6. All installation staff should be well familiar with installation instruction. 1. 220V 2. 3. 4. 5. 6. Notice: Troubleshooting needs to be done by professional of KOHLER CHIN Users are not suggested to do this without help. Please remember that the checking and repairs done by users themselves could easily cause damage to the machine or cause physical harm to the person. -14-