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PV500-2 06/10 1 Section 2

PVI ATMOSPHERIC GAS WATER HEATERS

TYPICAL CONSTRUCTION

MANUFACTURED AFTER JANUARY 1, 1994

Figure 2-1

1. Vent stack * 7. Control switch(es) and fuse(s)

2. Draft diverter (hood) 8. Gas valve

3. Flue damper (on some models) 9. Pilot line

4. Temperature limiting device 10. Drip leg *

(set at 200°F) 11. Gas supply line *

5. Upper operating thermostat 12. Handhole cleanout

(set at 130°F)

6. Operating thermostat

(set at 120°F) (* Not furnished by PVI)

CAUTION: TEMPERATURES HIGHER THAN 125°F INCREASE THE RISK OF SCALD INJURY!

IMPORTANT: Clearances to unprotected combustible material must be 8" minimum at top, sides and rear, and 24" in front.

Clearances for servicing and inspection must be 18" minimum at sides and rear and 24" minimum in front.

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PV500-2 06/10 1 Section 2 PVI ATMOSPHERIC GAS WATER HEATERS TYPICAL CONSTRUCTION MANUFACTURED AFTER JANUARY 1, 1994 Figure 2-1 1. Vent stac

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PV500-2 06/10 2 Section 2 ELECTRICAL 1. Wiring to the unit should conform to the National Electrical Code or the code legally authorized in

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PV500-2 06/10 3 Section 2 START-UP PROCEDURES AND OPERATION 1. Some PVI atmospheric gas-fired water heaters are designed to operate with a f

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PV500-2 06/10 4 Section 2 START-UP PROCEDURES AND OPERATION (con't) CAUTION: CONDUCT THE FOLLOWING GAS TRAIN LEAKAGE TESTS BEFORE START-U

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PV500-2 06/10 5 Section 2 4. After 20 to 30 minutes of operation or when water in the tank is above 120°F, insert CO (carbon monoxide) tester

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PV500-2 06/10 6 Section 2 MAINTENANCE AND SAFETY INSPECTIONS To Minimize Scale Accumulation in Tank 1. A preventative maintenance program shou

PV500-2 06/10 7 Section 2 MAINTENANCE AND SAFETY INSPECTIONS (con't) Taking the Water Heater Out of Service Extended shutdown of the ap

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PVI Industries PV500-2 Manuel d'utilisateur