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Giant 105 Instruction Manual

Commercial electric water heaters
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COMMERCIAL ELECTRIC WATER HEATERS
CONVERSION KIT INSTRUCTION MANUAL
The purpose of this manual is to explain how to change the
voltage, wattage or phase of your commercial electric water
heater by changing the wiring configuration or the elements.
This manual is not intended to explain the rebuilding of com-
mercial electric water heaters in the field.
READ THESE INSTRUCTIONS CAREFULLY BEFORE BEGINNING THE CONVERSION. PROPER CONVERSION
WILL PROVIDE SAFE AND EFFICIENT SERVICE, AND AVOID NEEDLESS EXPENSE NOT COVERED BY THE
WARRANTY. SHOULD YOU HAVE ANY QUESTIONS, PLEASE CONTACT YOUR LOCAL DEALER OR REFER
TO THE GETTING SERVICE FOR YOUR WATER HEATER SECTION OF THIS MANUAL. SAVE
THIS MANUAL FOR FUTURE REFERENCES.
54000051
© 2012 Giant Factories Inc.
Printed in Canada
Model 105, 108 &112
The addition or removal of heating elements originally
supplied with the water heater is not permitted by CSA
International. This modification shall not be attempted.
IMPORTANT
This conversion kit shall be installed by
qualified service personnel only. The con-
version shall be carried out in accordance
with the requirements of the local authori-
ties having jurisdiction; and local and
national electrical codes.
Disconnect from power supply before
attempting the conversion procedure.
Additional safety lockout procedures may
be required! Read all instructions before
proceeding with the conversion procedure.
®
C
US
IM043Bi-1112

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Summary of Contents for Giant 105

  • Page 1 COMMERCIAL ELECTRIC WATER HEATERS CONVERSION KIT INSTRUCTION MANUAL Model 105, 108 &112 This conversion kit shall be installed by qualified service personnel only. The con- version shall be carried out in accordance with the requirements of the local authori- ties having jurisdiction; and local and national electrical codes.

  • Page 2: Table Of Contents

    Note: Always make sure kits are complete before starting the conversion process. Conversion Guidelines Water heater model number allowed for conversion must start with the following: 105, 108 or 112 and must have been manufactured after January 1st, 2013 (see rating plate);...

  • Page 3: Conversion Kit Selection

    06999108 06999121 06999136 06999151 Table CONVERSION FOR 600V MODELS *IMPORTANT : Model 105 and 108 cannot be converted to 63kW Number Desired Conversion Conversion kits are available to modify total power (kW) of the water Model & Type Total Input, Kit Part heater in the field.

  • Page 4: Conversion Instructions

    Conversion Instructions The conversion of a commercial electric water heater may require modification to the total input (kW), the voltage or the phase. The conversion may involve modification to one, two or all three of these electrical characteristics. Disconnect from power supply before attempting the conversion procedure. Additional safety lockout procedures may be required! Read all instructions before proceeding with the conversion procedure.

  • Page 5: Voltage Conversion

    Voltage Conversion A voltage conversion will require that all elements be replaced. Surface Mount Thermostat: 1. Install the appropriate element control. See previous section “Wattage Conversion (kW)”. 2. Change the voltage tap on the control transformer. Each heavy duty model is equipped with a control transformer having 5 connections: common (0V), 208V, 240V, 277V and 480V as well as secondary connections: 0V and 120V.

  • Page 6: Final Assembly

    Verification Check that all electrical connections are tightly secured and that wire routings are neat and orderly. Make sure that you have done the proper wiring as specified in these instructions and on the wiring diagram. NEVER OPERATE the water heater before it is completely filled with water. Final assembly Replace the fiberglass insulation in the element panel to cover all elements and thermostat as originally constructed.

  • Page 7: Check List

    Check List Replacement elements and gaskets have been installed properly and have been checked for tightness..L Replacement elements have been wired as per instructions and wiring diagram label on the unit....L All connections have been checked for tightness..
  • Page 8 40 Lesage Avenue, Montréal-Est (Québec) H1B 5H3 CANADA Telephone: (514) 645-8893 Toll free: 1 (800) 363-9354 www.giantinc.com General fax: (514) 640-0969 Customer - Service fax: (514) 645-8413...

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