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PV500-27A  07/04 

1

INSTALLATION & MAINTENANCE MANUAL FOR 

VENTURA

®

 

LOW NOx WATER HEATER 

 

 

 
 

 

 

TYPICAL CONSTRUCTION 

FIGURE 27A-1 

 
 
 
 

1.  VENT STACK * 

 

6.  DRAIN 

2.  BURNER 

 

7.  CONTROL SWITCH(es) and FUSE(s) 

3.  TEMPERATURE LIMITING DEVICE (set at 200°F) 

 

8.  HANDHOLE CLEANOUT 

4.  OPERATING THERMOSTAT (set at 120°F) 

 

9.  COLD WATER INLET and RETURN CONNECTION 

5.  RELIEF VALVE 

 

10.  HOT WATER OUTLET 

 

 

(* NOT FURNISHED BY PVI)

 
 
WARNING: WATER TEMPERATURES OVER 125°F CAN CAUSE SEVERE BURNS INSTANTLY OR DEATH 

FROM SCALD! 

 

Important! Clearance to unprotected combustible material must be 8” min. at top, sides and rear, and 24” min. in front. 

 

TABLE OF CONTENTS 

Start-up Procedures 

Maintenance & Safety Inspections 

3-5 

FOR YOUR SAFETY 

WHAT TO DO WHEN YOU 

SMELL GAS. 

 

 

DO NOT try to light any 
appliance. 

 

DO NOT touch any 
electrical switch; DO NOT 
use any phone in your 
building. 

 

IMMEDIATELY call your 
gas supplier from a phone 
outside the building. 
Follow the gas supplier’s 
instructions. 

 

If you cannot reach your 
gas supplier, CALL THE 
FIRE DEPARTMENT

FOR YOUR SAFETY 

 

DO NOT store or use gasoline or 
other flammable vapors

 

and 

liquids in the vicinity of this or 
any other

 

appliance. 

FOR YOUR SAFETY 

 

WARNING: Improper installation, 
adjustment, alteration, service, or 
maintenance can cause injury or 
property damage. Refer to this 
manual for assistance, or consult 
a qualified installer, service 
agency, or the gas supplier. 

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