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 WARNING

SHOCK HAZARD!

Turn off all switches and the main breaker in the 

pool/spa heater electrical circuit before starting the 

replacement procedure. Failure to comply may cause 

a shock hazard resulting in severe personal injury or 

death.

 

Installation Instructions 

  

Legacy

 Pool/Spa Heaters Vent Cap and Draft Hood 

Installation Instructions

 WARNING

FOR YOUR SAFETY - 

This product must be installed and serviced by personnel qualified in pool/spa 

heater installation. Improper installation and/or operation can create carbon monoxide gas and flue gases 

which can cause serious injury, property damage, or death. For indoor installations, as an additional  

measure of safety, Zodiac Pool Systems, Inc. strongly recommends installation of suitable Carbon  

Monoxide detectors in the vicinity of this appliance and in any adjacent occupied spaces. Improper  

installation and/or operation will void the warranty.

These instructions are to be used with the following Jandy

®

 Replacement Kits:

R0491601-05 -- Vent Cap Assembly, Legacy, Replacement Kit

R0499601-05 -- Draft Hood, Indoor, Legacy, Replacement Kit

 WARNING

If the information in these instructions is not followed exactly, a fire or explosion may result causing 

property damage, personal injury or death.

This document gives instructions for installing/

replacing the Vent Cap and Draft Hood in all Jandy

 

Legacy model pool/spa heaters. The instructions must 

be followed exactly. 

 

These instructions were written with safety as the 

priority. Not following the written procedure or taking 

short cuts may increase the risk of personal injury. Read 

through the instructions completely before starting the 

procedure.

Before starting the procedure, use the parts list at 

the back of these instructions to identify the parts that 

are in your kit. If any parts are missing from the kit, 

please call your local Jandy distributor for assistance. 

For technical assistance, please contact our Technical 

Service Department at (800) 822-7933.

A.  Install the New Vent Cap or Draft Hood

H0322000-

 WARNING

Flue gases can be very hot and can contain carbon 

monoxide which can cause property damage, severe 

injury or death. Make sure the unit is off and cool to 

the touch before attempting these instructions.

1.  Turn off the electrical power to the heater. Turn off 

the main gas supply to the heater at the meter or 

the manual gas cock outside the heater.

2.  Remove the vent top cover (stamped "HOT" and 

"CHAUD") by removing all three (3) screws on 

top. See Figure 1.

3.  Remove the three (3) vent top cover brackets by 

removing three (3) screws holding brackets in 

place to the top enclosure. See Figure 2.

4.  Remove the top enclosure by removing four (4) 

screws, two (2) on each side of heater, holding top 

enclosure in place to heater. See Figure 2.

5.  Remove the vent cap or draft hood and accessories 

from the carton. 

6.  Place the transition plate securely on top of flue 

collector so gas will not leak. Make sure transition 

plate is placed so that the vent pipe flange is 

located towards the rear of the heater. See  

Figure 3.

NOTE

  When installing a new pool heater that will connect to existing venting, some adaptation of the vent system will 

be required. This is due to variations in venting centerlines with the replacement heaters. In the USA, refer to 

the National Fuel Gas Code (ANSI Z223.1/NFPA 54) and all local codes. In Canada, refer to the Natural Gas 

and Propane Installation Code (CSA B149.1) and all local codes.

NOTE

  Jandy ships the heater with the low-profile top for an outdoor installation. Follow these procedures to install 

either the Jandy draft hood (a draft hood is required on all indoor installations) or the vent cap (outdoor 

installations).

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