Kohler S300, K-77404T-0 Installation Manual

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Installation and Homeowners Guide

Underscore Bathroom Heater S300

S300

K-77404T-0

KOHLER CHINA INVESTMENT CO., LTD NO.158, JIANG CHANG SAN ROAD,

JING'AN DISTRICT, SHANGHAI, PRC POST CODE: 200436

( ) 158 200436

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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 -

. This product complies with GB 4706.1-2005, GB4706.232007 and GB 4706.27-2008.

please leave instructions for the

consumer

GB 4706.1-2005 GB4706.23-2007 GB

4706.27-2008

WARNING: Risk of electrical shock.

A licensed

electrician should make all electrical connections.

Connect only to

a circuit protected by a typical two-pole circuit breaker.

Disconnect

power before servicing.

Tape measure Level Screw driver Connection wire Wire cutter Insulation tape Bushing Percussion Drill Pen Knife Wrench

RECOMMENDED TOOLS AND MATERIALSRECOMMENDED TOOLS AND MATERIALS

Kohler reserves the right to change marked dimensions without prior notice.

Unit: mm

Reference Value

ROUGHING-IN

300

266

285

Junction Box Cover

280

256

200

160

Ventilation Outlet

Hot Air Outlet

©©Copyright Kohler China Investment Co., Ltd. 2017

2017

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SPECIFICATIONS

Model

Voltage/Frequency

220V~/50Hz

K-77404T-0

220V~/50Hz

Rated Input Power

2150W 2150W

Heater Power

Fan Power

Ventilation Power

2125W 2125W

25W 25W

25W 25W Ventilation Volume

Ventilation Noise

Ingress Protection

2.2m /min

43dB 43dB

IPX2 (Bathroom Heater) IPX2 ( )

IPX4 (Remote Control) IPX4 ( )

SIMPLIFIED DIAGRAM OF THE UNIT

Note: Plaster or other ceiling opening dimension: 275 X 275 (mm)

275 X 275 (mm)

Keel

Clamp

Air Exhaust Pipe

BTP4*8 Triangular Self Tapping Screw BTP4*8

Ventilation Outlet Assy.

Air Outlet Window

L-mounting Bracket L

Keel Lock

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WIRING DIAGRAM

CTR

LIN

FAN

NOUT

HOT

NIN

LIGHT

A4 A3 A2 A1

12V

STEPPER MOTOR

BLUE

RED

PINK

YELLOW

ORANGE

HEATER

THERMOSTAT

THERMAL FUSE

OVER CURRENT FUSE

MOTOR

CAPACITOR

ALL-POLE SWITCH (OPTIONAL)

220V 50Hz

THE RATE OF THE POWER SWITCH MUST NOT BE LOWER THAN 250V 16A

250V 16A

RED

BLUE

BROWN

YELLOW

YELLOW/GREEN

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 of 3X1.0mm .

GB/T 5023.5 60227 IEC 53 ,

3X1.0mm

Terminal

Conductor

Insulation

(Unit: mm) (: )

WARNING

Make sure the power cord installed firmly, otherwise it may catch fire.

Conductor

Earth

Power Cord

Wall Controller

Signal Line

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PREPARATIONS BEFORE INSTALLATION

A. Preparation before the installation A.

1. Open the hole of outlet window Make sure that the outlet window s position (it should be lower than the outlet of the bathroom heater to prevent the water come back to the bathroom heater from the outlet window), and open a round hole on the wall.

2. Outlet window installation Fix the air exhaust pipe to the outlet window on the wall with the clamp as the preparation of bathroom heater installation. Seal the pipe and the outlet window with foaming agent.

1. (

)

Ceiling

Air Exhaust Pipe

Wall

Inside

Outside

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

115mm

B. Take out the bathroom from package. B.

Bathromm Heater

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C. Packing List C.

1285547

80 Air Outlet Window 80

1285548

80 Air Exhaust Pipe 80

1285549 Clamp

1285550 Ventilation Outlet Assy.

Note: Initial Length:275mm

Stretch Length: 1300mm

275mm

1300mm

BTP4 8 Triangular Self Tapping Screw BTP4 8

Triangular Self-tapping Screw BTP4*8

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(M6) to suit the distance between the ceiling and the roof. Keels should afford at least 25kg.

200mm

300mm

1000mm

(M6)

25kg

Air Exhaust Pipe

Wall

Lower than 1000mm

1000

300mm above 300

Air Outlet Window

Bathroom Heater

1327472 Keel Lock

1327471 L-mounting Bracket L

ST4 10 Self

Tapping Screw

ST4 10

Base

Wall Controller

1325479 Wall Controller Assy.

Frame

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Installing the Main Body

Integrated ceiling should be 300*300, 300*450, 300*600:

1. Connecting the power cord Pass the power cord through the ceiling.

300*300 300*450 300*600

Power cord

Decorated Plate

2. Take down the decorated plates around the installation position to ensure that there is sufficient operation space for installation (see the figures below).

3. Match a keel lock with an L-mounting bracket.

4. Pre-install the 4 matched L-mounting brackets on the keel. Make sure the installation clearance is appropriate. The location of L-mounting brackets can be adjusted on the keel before the columnar round screws are tightened.

2. ()

3. L

4. 4 L

300mm*300mm integrated ceiling

300mm*300mm

300mm*450mm integrated ceiling

300mm*450mm

300mm*600mm integrated ceiling

300mm*600mm

L-mounting Bracket L

Keel Lock

Keel

Columnar Round Screw

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5. Push the bathroom heater into the integrated ceiling. Use BTP4*8 triangular self-tapping screws to connect the body and L-mounting brackets. The installation height shall be adjusted before the screws are tightened.

6. Install the demounted decorated plates. Push the bathroom heater until the base and the adjacent plates become coplanar. Finally, tighten the 8 BTP4*8 triangular selftapping screws and the columnar screws.

5. BTP4*8 L

BTP4*8 (8 )

7. Fix the ventilation outlet assembly on the body with one BTP4*8 triangular self-tapping screws. Then fix air exhaust pipe on the ventilation outlet assembly with a clamp.

7. BTP4*8 (1 )

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BTP4*8 Triangular Self Tapping Screw BTP4*8 (8 )

BTP4*8 Triangular Self Tapping Screw BTP4*8

Decorated Plate

Body

Base

BTP4*8 Triangular Self Tapping Screw BTP4*8 (1 )

Ventilation Outlet Assy.

Air Exhaust Pipe

Clamp

Columnar Round Screw

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8. Take down the wiring cover plate. Insert the power cord and 2 signal lines into the wire terminals. Tighten the terminal screws and fix the lines. Finally, mount the wiring cover plate.

9. Put back and install the remaining plates. (Installation finished)

8. 32

9. ( )

Power cord

Wiring Terminal

WALL CONTROLLER INSTALLATION

Fix the wall controller frame and the base with two screws. Then connect two signal lines with the wall controller and tighten with signal line screws. Finally, fix the wall controller on the frame.

Wall Controller

Signal Line

Wall Controller

Signal Line

Frame

Screw

Base

Self-tapping Screw ST4*10

Wire Box Cover

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USER'S GUIDE

A. Button Function A.

B. Time Setting

Under the heater mode, there is a delay of 20 secs after the heater mode is stopped or switched to fan or ventilation mode. Under the fan mode, there is a delay of 3 secs after the fan mode is stopped or switched to heater or ventilation mode. Under the ventilation mode, there is a delay of 3 secs after the ventilation mode is stopped or switched to heater or fan mode. The defaulted duration time of heater, fan and ventilation mode is 2 hrs.

"" """

"20

"" """

"" "" " 2

TROUBLESHOOTING

Problem Diagnosis

Solution

Bathroom heater does not work.

Wall controller break down.

A. Power failure.

D. The signal line route is interrupted.

B. Disconnected power cord.

A. The pilot lamp does not turn on.

C. Circuit breaker is off .

B. Fail to control the bathroom heater.

A. Wait until the power is restored.

D. Check the signal line route and ensure that it

is connected properly.

B. Connect the power cord into the junction box

of bathroom heater properly.

A. Ensure that the signal line is connected

properly.

C. Turn on the power at the breaker.

B. Connect the signal line and the bathroom

heater properly.

Heater: Turn on/off or switch to the heater mode.

/"" ""

Fan: Turn on/off or switch to the fan mode.

/"" ""

Ventilation Turn on/off or switch to the ventilation mode.

/"" ""

Air Flow: Switch the air flow to fixed flow or swing flow (defaulted).

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CARE & CLEAN

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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.

7. Use a vacuum cleaner to remove dust and dirt from the filter.

8. Reinstall the filter assembly.

9. Turn on the all-pole switch.

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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.

Notice: Troubleshooting needs to be done by professional of KOHLER CHINA. 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.

1. 220V

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