Coates 6ILS Installation, Operation And Maintenance Manual
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Coates 6ILS Installation, Operation And Maintenance Manual

5.5 kw 240v single phase in-line heater
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INSTALLATION, OPERATION
AND MAINTENANCE
CHECK ALL ELECTRICAL CONNECTIONS TO ALL COMPONENTS
WITHIN THE HEATER FOR TIGHTNESS. CONNECTIONS CAN
BECOME LOOSE DURING SHIPMENT AND HANDLING.
THE ELECTRICAL INSTALLATION MUST BE IN ACCORDANCE
WITH ARTICLE 680 OF THE NATIONAL ELECTRICAL CODE.
Only qualified personnel, as defined by National Electric Code Article
100, should install and maintain this equipment. Unauthorized
alteration or improper maintenance of this unit may release the
manufacturer from any warranty claims. The installation must be in
accordance with the instructions in this manual and applicable local
IN-LINE HEATER
MODELS:
6ILS
5.5 kW
240V SINGLE PHASE

BEFORE YOU BEGIN

CAUTION
WARNING
plumbing and electrical codes.
Publication 4/09

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Summary of Contents for Coates 6ILS

  • Page 1: Before You Begin

    IN-LINE HEATER INSTALLATION, OPERATION AND MAINTENANCE MODELS: 6ILS 5.5 kW 240V SINGLE PHASE BEFORE YOU BEGIN CHECK ALL ELECTRICAL CONNECTIONS TO ALL COMPONENTS WITHIN THE HEATER FOR TIGHTNESS. CONNECTIONS CAN BECOME LOOSE DURING SHIPMENT AND HANDLING. CAUTION THE ELECTRICAL INSTALLATION MUST BE IN ACCORDANCE WITH ARTICLE 680 OF THE NATIONAL ELECTRICAL CODE.
  • Page 2 1.0 DESCRIPTION 2.1 PHYSICAL PLACEMENT Coates Spa Heaters are intended for use on spas or CAUTION hot tubs having a forced water circulation system. The water flow through the heater should be at least THE ELECTRICAL INSTALLATION MUST BE IN 15 GPM but should not exceed 70 GPM.
  • Page 4 4. If heating elements are removed for circulating pump. replacement, use only Coates elements. 3.4 PRESSURE SWITCH ADJUSTMENT The pressure switch, as factory set, should provide 5.0 OPERATION SEQUENCE proper operation for many installations. If the heater is installed above or below the level of the spa or if a 1.
  • Page 5 PROTECTING YOUR COATES HEATER WITH PROPER WATER CHEMISTRY Proper water balance is important to extending the life of your Coates Heater. While pH control is critical, the control of alkalinity and calcium hardness will protect against scaling and also help to prevent corrosion.

  • Page 6: Limited Warranty

    Coates Heater Company, Inc. or to any product where the nameplate shall have been removed, altered, replaced, defaced or rendered illegible.

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