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Rheem EV-30 Instruction Manual

Rheem EV-30 Instruction Manual

Electric storage water heater

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Instruction Manual for Electric Storage Water Heater
MODELS: -
 EV-30
 EV-50
 EV-80
 EV-100
Please Read This Manual Carefully Before Installation and Application
Rheem Manufacturing Co. Singapore Pte Ltd
- 0 -

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Summary of Contents for Rheem EV-30

  • Page 1 Instruction Manual for Electric Storage Water Heater MODELS: -  EV-30  EV-50  EV-80  EV-100 Please Read This Manual Carefully Before Installation and Application Rheem Manufacturing Co. Singapore Pte Ltd - 0 -...
  • Page 2 - 1 -...
  • Page 3: Table Of Contents

    Content Thank you for choosing a Rheem Electric Storage Water Heater. Please read this manual carefully before installation and application. In particular, please pay special attention to the Safety Instruction and Warnings. The installation must be undertaken by an authorized person. Please leave this manual with the owner upon completion of installation.
  • Page 4: Features

    Features • Mains pressure storage water heater ensures stable hot water supply. • Various tank capacities available – allow simultaneous multi point hot water usage. • The adjustable thermostat automatically controls the electricity supply to the heating unit so constant temperature is maintained. •...
  • Page 5: Safety

    Safety • The water heater must have provision for drainage in the event that the water heater leaks or connection pipes break. • The water heater uses 220-240V/50Hz AC x single phase. • Power supply cable must be sized to safely carry maximum current draw. •...
  • Page 6: Technical Data And Dimensions

    Technical Data and Dimensions Brackets Model Number EV30 EV50 EV80 EV100 Storage Capacity Power Rating ~220V 1500W / ~240V 3000W Rated Electric Current 6.8 / 12.5 Time Required for 50°C rise min. 70/35 120/60 190/95 238/119 Diameter A Ø370 Ø458 Mounted with Brackets B Brackets Space C/D 300/350...
  • Page 7: Installation And Connection

    Outlet F Inlet G Voltage Input 220-240V~/50Hz Temp. Setting °C Water Pressure 0.02 ~ 0.6 PRV Setting Pipe Sizes for Inlet and RP 3/4 20 Outlet Pipe Size for Safety Valve RP 3/4 20 Shipping Weight Installation and Connection Choose where to install ▪...
  • Page 8 Top of heater cket Locations Expansion Plastic Bolt block Connection – Plumbing Diagram 2 ▪ Pipe Material The pipes connecting to the inlet and outlet of the water heater must be strong enough to withstand water pressure up to 1.40 MPa. ▪...
  • Page 9 water to flush through the discharge line. Ensure the discharge water is directed to an open drain. If the main pressure is too low, the amount of hot water delivered to multiple points will be unsatisfactory. Thus a booster pump is suggested to be fitted to increase the pressure.
  • Page 10 Option A: This diagram is for Robertshaw “EWT” Thermostats Thermostat Heating Unit Earth Terminal Blue Option B: This diagram is for Robertshaw “ST” Thermostats D A T E S T 1 2 0 1 1 3 3 Thermostat R E S E T E C O :8 4 D IF F :8 R E S IS T IV E L O A D...
  • Page 11: Application

    Diagram 5 Electrical connection Application Filling the Water Heater ▪ Turn on all hot water taps to release air. ▪ Turn on the cold water inlet to the water heater. ▪ When water flows from each hot water tap without any presence of air, it means that the heater is completely filled with water.
  • Page 12: Maintenance

    Maintenance Temperature and Pressure (T&P) Relief Valve ▪ Manually operate the T&P Relief valve at least once every 6 months to remove lime deposits and verify that it is not blocked. If there is no water flowing out, please call for a serviceman. ▪...
  • Page 13: Service

    MANUFACTURING COMPANY (SINGAPORE) LTD, representing RHEEM Water Heaters will guarantee the heater for a period of twelve months from date of original installation and operation against defect through faulty materials and workmanship. RHEEM MANUFACTURING COMPANY (SINGAPORE) PTE LTD will warrant to replace any part or parts which prove to have been defective and which have not been misused or carelessly handled.

This manual is also suitable for:

Ev-50Ev-80Ev-100