A.O. Smith CEWHR 35 User Manual Download Page 22

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Circuit Diagram

Figure 32

Red

Thermal

Cutout

Black

White

1500W

1000W

Brown

Power Board

Element

Blue

Control

Board

Yellow/Green

Tank+Body

Temperature

Sensor

Eight-core Cable

N Com

Error Messages and Actions

Error Code

Reason

Self-diagnostic / Action

Temperature sensor circuit

Call Customer care centre.

short or open.

Exceeds maximum operating

Call Customer care centre.

temperature.

Low voltage protection

Switch off the water heater

(<176 V).

and switch on the water

heater when voltage returns to

normal.

If the problem still persists

switch off the water heater

and call Customer care centre.

Summary of Contents for CEWHR 35

Page 1: ...E mail us aosmithcs aosmithindia com Monday to Friday 9 am to 8 pm Saturday Sunday 9 am to 6 pm For calls registered at A O Smith call centre before 4 pm only For more details please call our Toll Fre...

Page 2: ...as A O Smith India Water Heating Private Limited Plot 300 Phase II KIADB Industrial Area Harohalli Kanakapura Taluk Ramanagara District Karnataka 562 112 India CIN U31909KA2006PTC040282 A O Smith Indi...

Page 3: ...e 9 Connecting to Water Supply 10 Operation 12 Troubleshooting 18 Circuit Diagram 19 Warranty 20 Jurisdiction 21 Expert Company Service 21 Service and Maintenance 23 Contents What s in the box Electri...

Page 4: ...a shipment has been delivered to you in apparent good condition but upon opening the packaging if any loss or damage has taken place while in transit inform the carrier s agent A O Smith representati...

Page 5: ...s component parts for possible damage Do Not install or attempt to repair any damaged component parts If you detect any damage in the water heater please contact the Dealer where the water heater was...

Page 6: ...B C Model Horizontal Wall Mounted CEWHR 35 CEWHR 50 CEWHR 70 CEWHR 100 Volume L 35 50 70 100 Power kW 1 1 5 2 5 Voltage Frequency V Hz 220 230 50 Actual Stdg Loss kWh 24h 45 C diff 0 684 NA 0 920 NA...

Page 7: ...diffuser 2 Hot water outlet pipe 3 Safety Valve 4 Wired Remote control 5 Blue Cap 6 Red Cap 7 Anode 8 Heating Element 9 Thermal Cut out 10 Installation Bracket Item Description 1 3 7 9 8 10 2 5 4 6 W...

Page 8: ...d up on the surface of the element can lead to premature failure A O Smith Glass Coating helps to prevent scale formation and extends the life of the heating elements Dual element helps in quick water...

Page 9: ...6 Figure 3 Do not install the water heater where water splashes on the water heater Figure 4 Safety Precautions Installation Before installing ensure that the following tools are available Figure 5 T...

Page 10: ...least twice the weight of the water heater when completely filled with water RFDWH ZDWHU KHDWHU LQ DQ DUHD ZKHUH leakage of the tank or connections will not result in damage to the area adjacent or t...

Page 11: ...ew by rotating it till it gets fixed steadily Step 2 3ODFH WKH ZDWHU KHDWHU RQ WKH DQJHU hook through Installation bracket Tug downwards on the water heater to ensure that the water heater is fixed st...

Page 12: ...Teflon tape wrapped on the inlet pipe and rotate it in clockwise direction till it get fixed Blue Cap Cold water inlet pipe Teflon Safety Valve To Drain Blue Cap Safety Valve Discharge Tube DANGER Hot...

Page 13: ...LWLRQ ZKHQ WKH LVFKDUJH OHYHU LV being operated Ensure that the water is filled completely in the water heater before switching it ON 8VH RQO 1 ORQ 6WDLQOHVV 6WHHO 66 EUDLGHG KRVHV OH LEOH RVHV KDYLQJ...

Page 14: ...the wall by using an electric Impact Drill tool Fig 8 of diameter 6mm bit 3 Fix the bracket on the wall by Expansion anchor and screw as shown in Fig 16 Installation of Bracket for wired Remote contro...

Page 15: ...ly It is prohibited to connect the earth wire to neutral wire or faucet water pipe Filling the Tank Operation 1 Open a nearby hot water faucet to permit air to escape 2 Open the cold water inlet valve...

Page 16: ...ture clock timer and Error messages flash in the event of a failure Indicates the different modes of the water heater Override Heating Used to switch ON the water heater instantly in the timer mode Po...

Page 17: ...until the required temperature is displayed on the LED display Wait for few seconds without pressing any buttons the value flashing in the LED display will be changed as set temperature and stored in...

Page 18: ...water heater again enters into the Heating mode 15 Figure 25 Heating mode Standby mode When the actual temperature of the water is less than the set temperature it enters into Heating mode The Heatin...

Page 19: ...he LED display glows as shown in Fig 27 Time OFF mode This mode is used to set the OFF time for the water heater to switch OFF automatically Press Timers button again to exit the Timing ON mode and Ti...

Page 20: ...cting button The LED display glows as shown in Fig 29 Override Heating By pressing the Override Heating button the water heater enters the heating state instantly after the Time OFF time The heating c...

Page 21: ...all Customer care centre LED display glows Heating element breakdown Call Customer care centre but no hot water or internal wiring error No hot water Thermal Cut out switch Call Customer care centre o...

Page 22: ...ages and Actions Error Code Reason Self diagnostic Action E1 Temperature sensor circuit Call Customer care centre short or open E3 Exceeds maximum operating Call Customer care centre temperature E5 Lo...

Page 23: ...mpany s liability under the warranty will be limited only to defects which occur under conditions of proper installation normal operation and under proper use It excludes defects occurring because of...

Page 24: ...e by paying the Labour Cost and Spares needed to attend to that Service or Complaint Call at the prevailing Company rates Such service will be rendered by the Company in towns or places where the Com...

Page 25: ..._________ Ph _______________ Mobile _____________________ E mail ___________________ Warranty Card Company Copy to be sent back to the Company Dealer s Stamp and Signature Invoice Number _____________...

Page 26: ...II KIADB Industrial Area Harohalli Kanakapura Taluk Ramanagara District Karnataka 562 112 India Toll Free No 1800 103 2468 Website www aosmithindia com CIN U31909KA2006PTC040282 For Service needs Ple...

Page 27: ......

Page 28: ...as A O Smith India Water Heating Private Limited Plot 300 Phase II KIADB Industrial Area Harohalli Kanakapura Taluk Ramanagara District Karnataka 562 112 India Toll Free 1800 103 2468 Website www aos...

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