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WARNING

The water heater should be earthed before use. Please ensure that the resistance of 

household earth wire 

is <4Ω.

 Using water heater without earthed is highly prohibited.

!

3

2. PRODUCT INTRODUCTION

2.1 Technical Performance Parameters

1.2 Liters/minute

Model

Rated Voltage

Rated Frequency

Rated Power

Rated Current

Dia. Of Wire Core

Air Switch

Rated Pressure

Minimum Flow Rate

Minimum Pressure

Maximum Pressure

Protection Class

Water Proof Class

Products Size

Knob Quantity

4500W

20.4A

2.5mm²

≥25A

DSK45U5

I

220-240V~

50/60Hz

0 MPa

 

0.03 MPa

0.3 MPa

 

IP25

232×406×103 mm

1

Summary of Contents for DSK45U5

Page 1: ...ng and operating your water heater please read this manual carefully and keep it for future reference The diagram above is just for reference Please take the appearance of the actual product as the standard Instant Electric Water Heater Instruction Manual Model DSK45U5 ...

Page 2: ...ce 9 6 Troubleshooting 10 Sincerely thank you for selecting our electric water heater Please read this manual carefully before use correctly grasp the methods for installation and use of this electrical water heater to make full use of its excellent performances Please do preserve the instruction manual for future reference ...

Page 3: ...ry or death Do cut off power supply before any maintenance Any maintenance or adjustment towards this product by non professional is highly prohibited The damage power cord must be replaced by a good power cord provided by the manufacturer and the replacement should be done by a qualified technician or engineer or professionals of the similar products In order to avoid a hazard due to inadvertent ...

Page 4: ...CT INTRODUCTION 2 1 Technical Performance Parameters 1 2 Liters minute Model Rated Voltage Rated Frequency Rated Power Rated Current Dia Of Wire Core Air Switch Rated Pressure Minimum Flow Rate Minimum Pressure Maximum Pressure Protection Class Water Proof Class Products Size Knob Quantity 4500W 20 4A 2 5mm 25A DSK45U5 I 220 240V 50 60Hz 0 MPa 0 03 MPa 0 3 MPa IP25 232 406 103 mm 1 ...

Page 5: ...or wateroutlet Red Marker for water inlet Blue Indicator light board 2 3 Internal Wire Diagram WIRING DIAGRAM Indicator Light Board Main Control Board Silicon Control Flow Switch Heating Elements Terminal Block Thermal cut out 3 7 5 1 2 N PE L G T1 T2 4 6 N L T1 G N CN1 CN8 CN5 CN6 T1 CN4 RL1 RL2 RESET TEST PUMP POWER ELCB EARTH K3 K1 K2 CN2 CN1 LED102 LED101 LED103 ...

Page 6: ...Main Switch Knob and Power Knob to make it free Remove the front plate gently Gash the middle of the film of the power cord jacket with a sharp knife in order to put into power lines Tighten the wire pressing plate with screws to primary position ensure that the power cord not be pulled out more than 60N Remove the power cord wire pressing plate and keep the screws Screw the power cord into the ja...

Page 7: ... Drive in the screws on the top and ensure certain distance between screw head and wall See Fig 1 Mount the unit on the wall and tighten with two screws at bottom connect the wires and install top cover with the screws Determine installation position of the unit according to length of power cord position of air switch Distance between bottom and floor should be 1 6m Shower flexible tube should be ...

Page 8: ...er must be used when install the unit Blue marker stands for water inlet red marker stands for water outlet Do not overexert to avoid damaging the water heater NOTE A private power cord should be used for this unit After connecting to electric network please check the earth condition and make sure the earth resistance is 4Ω After all the plumbing is finished connecting open water inlet valve of th...

Page 9: ...or vice versa NOTE For first time using ensure electrify after the unit is filled fully with water and there is stable water flow comes out from shower head The electric water heater may be damaged if the water hardness is too high To guarantee the normal service life please install and put it into use on condition that the local water hardness is less than 450mg L CaCO3 If the water flow is small...

Page 10: ...oist Please cut off the power in the weather of thunder and rain to avoid damaging the water heater If not use for long period of time please cut off water inlet to prolong the lifespan of the water heater Check the power cord connecting terminals frequently to make sure that they are well and reliably contacted no overheating phenomenon and grounding is good or not Disassembly shower head and sea...

Page 11: ...The TEMP knob is off 2 3 The water flow insufficient 1 2L min PCB error 4 Impurities clogging the flow sensor of the rotor 1 The running water supply is cut off 2 The inlet valve of running water is not open 1 Water pressure is not stable 2 Outlet water temperature is too high overheating protection again and again Electricity leaks PUMP error Temperture sensor is broken Change the temperture sens...

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