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WARNING: Do not 

attempt to convert this water 

heater for use with a 

different type of gas other 

than the type shown on the 

rating plate. Such conversion 

could result in hazardous 

operating conditions.

Gas Supply

The branch gas supply line to the water 

heater should be clean properly sized steel 

pipe or other approved gas piping mate-

rial.
A union or ANSI design certified semi-

rigid or flexible gas appliance connector 

should be installed in the gas line close to 

the water heater. The National Fuel Gas 

Code (NFGC) mandates a manual gas 

shut-off valve: See (NFGC) for complete 

instructions.
If flexible connectors are used, the maxi-

mum length shall not exceed  

36" (91.4 cm) and must meet the require-

ments in ANSI Z21.24/CSA 6.10- 

Connectors for Gas Appliances.
Compound used on the threaded joints of 

the gas piping must be of the type resistant 

to the action of LP gas. Use compound 

sparingly on male threads only. 
Where a sediment trap is not incorpo-

rated as part of the appliance, a sediment 

trap shall be installed downstream of the 

equipment shutoff valve as close to the 

inlet of the appliance as practical at the 

time of the appliance installation. 
The sediment trap shall be either a tee fit-

ting with a capped nipple in the bottom 

outlet or other device recognized as an 

effective sediment trap.
”Do not use excessive force over 31.5 ft. 

lbs. (42.7 Nm) in tightening the pipe joint 

at the combination gas control inlet, par-

ticularly if teflon pipe compound is used, 

as the valve body may be damaged.
The inlet gas pressure to the water heater 

must not exceed 14.0 in. w.c. (3.5 kPa) 

w.c. for natural gas, or 14.0 in. w.c. (3.5 

kPa) w.c. for LP gas. For purposes of 

input adjustment, the minimum inlet gas 

pressure (with main burner on) is shown 

on the water heater rating plate. If high or 

low gas pressures are present, contact your 

gas supplier for correction.

10

To Fill the Water Heater

Make certain that the drain valve is 

closed, then open the shut-off valve in the 

cold water supply line.
Open each hot water faucet slowly to 

allow the air to vent from the water  

heater and piping. 

A steady flow of water from all hot water 

faucet(s) indicates a full water heater.
Do not allow the flammable vapor sensor 

to become submerged in water.

WARNING: The tank 

must be full of water before 

the water heater is turned 

on. The water heater 

warranty does not cover 

damage or failure resulting 

from operation with an 

empty or partially empty 

tank.

Condensation

Condensation can form on the tank 

when it is first filled with water. 

Condensation might also occur with a 

heavy water draw and very cold inlet 

water temperatures. 
Drops of water falling on the burner can 

produce a sizzling or pinging sound.
This condition is not unusual, and will 

disappear after the water becomes heated. 

If, however, the condensation continues, 

examine the piping and fittings for pos-

sible leaks.
NOTICE:  Additional information on this 

subject may be found at www.rheem.com, 

under Rheem Water Heating, "Support", 

scroll down to the Technical Service 

Section and to Bulletins 1400 Series 

Section and choose Bulletin #1402.

Installing the Water Heater

 

Содержание Power Direct Vent Series

Страница 1: ...s for the proper installation and adjustment of the water heater and two for the owner operator to explain the features operation safety precautions maintenance and troubleshooting of the water heater...

Страница 2: ...can save you time and money over the life of your water heater You ll find many answers to common problems in the Troubleshooting Guide If you review the chart of Troubleshooting Tips first you may n...

Страница 3: ...int thinners etc and the vapors they produce are extremely dangerous DO NOT handle use or store gasoline or other flammable or combustible materials anywhere near or in the vicinity of a water heater...

Страница 4: ...water temperature for each LED indicator of the Combination Gas Control s display D A N G E R HOT Water temperature over 125 can cause severe burns instantly or death from scalds Children disabled an...

Страница 5: ...LP gas must be used with great caution It is heavier than air and will collect first in lower areas making it hard to detect at nose level Before attempting to light the water heater make sure to look...

Страница 6: ...has been subjected to overheating fire flood physical damage or if the gas supply fails to shut off Read this manual entirely before installing or operating the water heater Use this appliance only f...

Страница 7: ...ids which give off flammable vapors are to be used or stored Such liquids include gasoline LP gas butane or propane paint or adhesives thinners solvents and or combustible removers DO NOT obstruct or...

Страница 8: ...ushion built in that compresses as the system pressure increases thereby relieving the over pressure condition and eliminating the repeated operation of the relief valve Other methods of controlling t...

Страница 9: ...relief valve above a suitable open drain to eliminate potential water damage Piping used should be of a type approved for hot water distribution The discharge line must be no smaller than the outlet...

Страница 10: ...e compound is used as the valve body may be damaged The inlet gas pressure to the water heater must not exceed 14 0 in w c 3 5 kPa w c for natural gas or 14 0 in w c 3 5 kPa w c for LP gas For purpose...

Страница 11: ...ABS Schedule 40 DWV Cellular Core ASTM F628 This water heater is approved to use the following materials for the fittings of the vent and combustion air intake systems PVC Schedule 40 DWV ASTM D2665...

Страница 12: ...the instructions in this manual before completing the installation and putting the water heater into service Connect the vent system piping to the blower assembly using the already installed 2 in 5 1...

Страница 13: ...e same atmospheric pressure zone The minimum and maximum equivalent lengths for the vent and combustion air inlet systems are shown in Table 1 Maintain a minimum vertical height of 1 foot 3 5 cm of pi...

Страница 14: ...alent Vent Combustion Air Inlet Lengths Each Pipe Run Max Allowed Equivalent Vent Combustion Air Inlet Lengths Each Pipe Run Vent and Combustion Air Inlet System Termination s Inches Feet Meters Feet...

Страница 15: ...re firmly tight then leak test the vent sys tem joints using a soap and water solution Repair any leak before allowing the water heater to oper ate When using CPVC or ABS pipe and fittings use 90 elbo...

Страница 16: ...ows 75 Gallon 75 100 70 000 Btu hr Models 3 8 2 5 50 15 90 Elbows 3 8 2 5 40 12 Concentric 4 8 2 5 100 30 90 Elbows From 2 000 Ft 609 m Above Sea Level through 5 999 Ft 1 828 m Above Sea Level Model V...

Страница 17: ...bows 3 7 2 45 13 5 Concentric 4 7 2 100 30 90 Elbows 65 Gallon 65 000 56 000 Btu hr Models 4 8 3 50 15 90 Elbows 75 Gallon 75 100 70 000 Btu hr Models 4 8 3 50 15 90 Elbows From 7 701 Ft 2347 m Above...

Страница 18: ...to inside corner H Clearance to each side of centerline extend ed above meter regulator assembly I Clearance to service regulator vent outlet J Clearance to nonmechanical air supply inlet to building...

Страница 19: ...ctors in equivalent vent and or combus tion air inlet lengths longer than 8 feet 2 44 meters or on any other Power Direct Vent model Additional Considerations Do Not install the vent terminal under an...

Страница 20: ...it to the vent connector fitting on the water heater s blower assembly Horizontal lengths of the vent system must slope downward away from the water heater a minimum of 1 8 in per foot 10 mm per meter...

Страница 21: ...ed downward Support vertical and horizontal lengths of the vent and combustion air inlet systems as previously mentioned Vent Connections Figure 5 Combustion Air Inlet Connection Vent Connections Comb...

Страница 22: ...warnings on material containers CAUTION For proper installation DO NOT use solvent cement that has become curdled lumpy or thickened DO NOT thin solvent cement Observe shelf precautions printed on th...

Страница 23: ...ALLUMAGE DE REMPLACEMENT DOIT TRE TALONN 250 C IGNITER AND FLAME SENSOR ALLUMEUR ET CAPTEUR DE FLAMME FLAMMABLE VAPOR SENSOR D TECTEUR DE VAPEUR INFLAMMABLE H G N 120 VAC PLUG FOR POWERVENT BLOWER ASS...

Страница 24: ...any responsibility for such loss or injury resulting from the use of such unau thorized devices CAUTION If local codes require the application of an external insulation blanket to this water heater p...

Страница 25: ...techni cian A new burner access door gasket must be installed on any burner access door that has been removed DON T install this water heater where standing water may occur The base of the water heat...

Страница 26: ...ed Soap and water solution used to check all con nections and fittings for possible gas leak GasCompanyinspectedinstallation ifrequired D Relief Valve Temperature and Pressure Relief Valve properly in...

Страница 27: ...Installation Spring loaded check valve in heating unit hot water supply line and cold water return line not supplied with water heater NOTE This check valve is incorporated in some heating units Refer...

Страница 28: ...all your gas supplier from a neighbor s phone Follow the Do not try to light any appliance Do not touch any electric switch do not use any phone in your building WHAT TO DO IF YOU SMELL GAS Turn off a...

Страница 29: ...ting The temperature of the water in the water heater can be regulated by pressing the buttons on the front of the gas control thermostat Safety and energy conservation are factors to be considered wh...

Страница 30: ...trol thermostat Therefore always remember to test the water temperature with your hand before use and remember that hotter water increases the risk of scald injury Also always supervise young children...

Страница 31: ...in gas valve which will extinguish the main burner flames The blower motor will stay energized for an additional 30 seconds after the control verifies that the burner flame is extinguished in order to...

Страница 32: ...es periodically this may be due to ther mal expansion in a closed water system Contact the water supplier or your plumb ing contractor on how to correct this DO NOT plug the relief valve outlet A wate...

Страница 33: ...ssembly Inspect the combustion air inlet and vent systems Make certain that all joints are secure and that combustion air inlet and vent system supports are all in place Check the outdoor combustion a...

Страница 34: ...combustion air inlet systems Unable to light the main burner Air in gas line Contact a qualified service techni cian to purge the air from the gas line Blocked vent system Contact a qualified service...

Страница 35: ...ow to correct this Do not plug the relief valve outlet Not enough or no hot water Water usage may have exceeded the capacity of the water heater Wait for the water heater to recover after an abnormal...

Страница 36: ...t surface ignitor A B C System in lockout 1 Gas supply is off or too low to operate Turn on the gas supply and or increase the inlet gas supply pres sure 2 Hot surface ignitor not positioned correctly...

Страница 37: ...ing gas control thermostat burners vent connectors or other safety devices Refer repairs to qualified service personnel Use only original equipment replacement parts Blower Assembly Flue Baffle Anode...

Страница 38: ...38 Notes...

Страница 39: ...39 Notes...

Страница 40: ...tic the hard wired carbon monoxide detec tor with alarm and battery back up may be installed on the next adjacent floor level b In the event that the requirements of this subdivision can not be met at...

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