Installation Checklist - Rheem GHE119SS Use & Care Manual

A. Water Heater Location
❑ Close to area of vent.
❑ Indoors and protected from freezing temperatures.
❑
P roper clearance from combustible surfaces
observed and water heater is not installed on a
carpeted floor.
❑
A ir supply free of corrosive elements and flammable
vapors.
❑
P rovisions made to protect area from water
damage.
❑ Sufficient room to service the heater.
B. Water Supply
❑
Water heater completely filled with water.
❑ Water heater and piping air vented.
❑
Water connections tight and free of leaks.
C. Gas Supply
❑ G as line equipped with shut-off valve, union, and
sediment trap/drip leg.
❑
Approved pipe joint compound used.
❑ Minimum pipe size of 3/4"; NO flex pipe.
❑ R ecommended a minimum of 10" WC inlet
pressure for natural gas.
❑
S oap and water solution used to check all
connections and fittings for possible gas leak.
❑
Gas company inspected installation (if required).
❑ Measure the combustion (CO2%) level.
Based on a 0.60 Specific Gravity Natural Gas; If 1.5 Specific Gravity L.P. Gas is used, multiply capacity by 0.63
Nominal Internal
Iron Pipe Size, Diameter
Inches Inches
3/4 .824
1 1.049
1 1/4 1.380
1 1/2 1.610
2 2.067
2 1/2 2.469
3 3.068
4 4.026
For maximum pipe capacity for installations in Canada, refer to CAN/CSA B149.1. For natural gas, refer to Tables
A.1 through A.17. For propane (LP) gas, refer to Tables B.1 through B.12.
Installation Check List
Maximum Capacity of Pipe in Cubic Feet of Gas per Hour for Gas Pressures of
0.5 psig or Less and a Pressure Drop of 0.3 Inch Water Column
10 20 30
278 190 152
520 350 285
1,050 730 590
1,600 1,100 890
3,050 2,100 1,650
4,800 3,300 2,700
8,500 5,900 4,700
17,500 12,000 9,700
D. Relief Valve
❑
Discharge line run to open drain.
❑
Discharge line protected from freezing.
E. Venting
❑
A ll pipe connections are secure (at blower, vent
terminals and for each pipe joint connection), and
all pipes properly supported.
❑
V ent terminals mounted properly in allowed
locations, with proper clearances .
F. Condensate
❑ Condensate trap installed and primed.
❑
Condensate neutralizer installed (if required).
G. Wiring
❑ Correct power supply (120 VAC).
❑
Electrical connections are tight.
❑
W ater heater is properly grounded with proper
polarity.
NOTE: Each water heater should have its own
regulator located a minimum of 8' from unit.
TABLE 2
For U.S. Installations
Length of Pipe, Feet
40 50 60 70
130 115 105 96
245 215 195 180
500 440 400 370
760 670 610 560
1,450 1,270 1,150 1,050
2,300 2,000 1,850 1,700 1,600
4,100 3,600 3,250 3,000 2,800
8,300 7,400 6,800 6,200 5,800
31
80 90 100 125 150
90 84 79 72
170 160 150 130 120
350 320 305 275 250
530 490 460 410 380
990 930 870 780 710
1,500 1,400 1,250 1,130
2,600 2,500 2,200 2,000
5,400 5,100 4,500 4,100
175 200
64 59 55
110 100
225 210
350 320
650 610
1,050 980
1,850 1,700
3,800 3,500