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Instant Electric Water Heater

The diagram above is just for reference. Please take the

appearance of the actual product as the standard. 

Instruction Manual

For Model: 

 

Thank you very much for purchasing our water heater. 

Before installing and operating your water heater, please 

read this manual carefully and keep it for future reference.

FWH SPLASH 301CH(WITH PUMP)

FWH SPLASH 302CH(WITH PUMP)

FWH SPLASH 303RS(WITH PUMP)

FWH OTTIMO 501CH(WITHOUT PUMP)

FWH OTTIMO 502PL(WITHOUT PUMP)

Summary of Contents for FWH OTTIMO 501CH

Page 1: ...nstruction Manual For Model Thank you very much for purchasing our water heater Before installing and operating your water heater please read this manual carefully and keep it for future reference FWH SPLASH 301CH WITH PUMP FWH SPLASH 302CH WITH PUMP FWH SPLASH 303RS WITH PUMP FWH OTTIMO 501CH WITHOUT PUMP FWH OTTIMO 502PL WITHOUT PUMP ...

Page 2: ...ce 11 6 Troubleshooting 12 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: ...placement should be done by a qualified technician or engineer or professionals of the similar products In order to avoid a hazard due to inadvertent resetting of the Earth Leakage Circuit Breaker ELCB this appliance must not be supplied through an external switching device such as timer or connected to a circuit that is regularly switched On and Off by the utility Water heater is equipped with ad...

Page 4: ...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 3800W 16A 4mm 20A SPLASH series OTTIMO series I 240V 50Hz 0 MPa 2 Liters minute 0 03 MPa 0 3 MPa IP25 200 400 97 mm 1 1 WARNING The water heater should be earthed before use Please ensure that the resistance of house...

Page 5: ...or Marker for wateroutlet Water outlet Red Blue PRODUCT STRUCTURE FOR OTTIMO SERIES PRODUCT STRUCTURE FOR SPLASH SERIES Indicator light board Terminal block Silicon control Flow sensor Marker for water inlet Water inlet Wire pressing board Thermal cut out Main control board Heating elements assembly Stainless steel circlip Temperature sensor Marker for wateroutlet Water outlet Red Blue Indicator l...

Page 6: ...Board Terminal Block Key Board Silicon Control Flow Sensor N PE L G T1 T2 8 5 6 4 7 9 1 2 Silicon Control Temperature Sensor Water Outlet Heating Elements Thermal Cut Out Indicator Light Board Main Control Board Terminal Block Key Board Flow Sensor N PE L G T1 T2 3 8 L N CN6 WIRING DIAGRAM FOR SPLASH SERIES WIRING DIAGRAM FOR OTTIMO SERIES N L RL2 RL1 CN1 ...

Page 7: ...b 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 jacket for installation of wire ...

Page 8: ...e 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 9: ...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 10: ...kling flicker no heating it can only be used after the failure is excluded When electricity leakage is tested red and green indicator lights are all off stop heating and close the pump system 4 5 To Adjust Water Temperature Rotate the handle of water flow adjusting valve to adjust to proper water flow Adjust power by rotating knob clockwise rotate power will be increased and water temperature incr...

Page 11: ...authorized service personnel for repair 1 Rotate TEMP knob 2 Repair or replacement the PCB 1 Press the reset handle of the thermal cut out after checking and troubleshooting 2 Change the heating elements 3 Adjustable water flow 4 Change the flow sensor 5 Open the flow sensor and clean the rotor 1 Wait for restoration of running water supply 2 Open the inlet valve of running water Adjust the heatin...

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