Electrolux EP18WI30LS Water Heater User Manual


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20
Gas Meter
Select a gas meter capable of supplying the entire
btuh demand of all gas appliances in the building.
Gas Connection
r%POPUVTFQJQJOHXJUIBEJBNFUFSTNBMMFSUIBO
UIFJOMFUEJBNFUFSPGUIFXBUFSIFBUFS
r(BTGMFYMJOFTBSFOPUSFDPNNFOEFEVOMFTT
they are rated for 180,000 btuh.
r*OTUBMMBHBTTIVUPGGWBMWFPOUIFTVQQMZMJOF
r6TFPOMZBQQSPWFEHBTQJQJOHNBUFSJBMT
'PMMPXUIFJOTUSVDUJPOTGSPNUIFHBTTVQQMJFS
Gas Pressure
Size the gas line according to total btuh demand
of the building and length from the meter or
SFHVMBUPSTPUIBUUIFGPMMPXJOHTVQQMZQSFTTVSFT
BSFBWBJMBCMFFWFOBUNBYJNVNEFNBOE
/BUVSBM(BT4VQQMZ1SFTTVSF
Min. 4" WC
.BY8$
-1(BT4VQQMZ1SFTTVSF
Min. 8" WC
.BY8$
9.
Gas Piping
5IFBQQMJBODFBOEJUTJOEJWJEVBMTIVUPGGWBMWFNVTUCFEJTDPOOFDUFEGSPNUIFHBTTVQQMZQJQJOHTZTUFN
EVSJOHBOZQSFTTVSFUFTUJOHPGUIBUTZTUFNBUUFTUQSFTTVSFTJOFYDFTTPG
1
⁄
2
QTJHL1B
5IF "QQMJBODFNVTU CF JTPMBUFEGSPN UIFHBT TVQQMZ QJQJOHTZTUFN CZDMPTJOH JUT JOEJWJEVBMNBOVBM
TIVUPGGWBMWFEVSJOHBOZQSFTTVSFUFTUJOHPGUIFHBTTVQQMZQJQJOHTZTUFNBUUFTUQSFTTVSFTFRVBMUPPS
less than
1
⁄
2
QTJHL1B
5IFBQQMJBODFBOEJUTHBTDPOOFDUJPOTNVTUCFMFBLUFTUFECFGPSFQMBDJOHUIFBQQMJBODFJOPQFSBUJPO
5IFJOMFUHBTQSFTTVSFNVTUCFXJUIJOUIFSBOHFTQFDJàFE5IJTJTGPSUIFQVSQPTFTPGJOQVUBEKVTUNFOU
*OPSEFSUPDIPPTFUIFQSPQFSTJ[FGPSUIFHBTMJOFDPOTVMUMPDBMDPEFTPSUIF/BUJPOBM'VFM(BT$PEF
"/4*;
Natural Gas
Meter
**See next page for the pipe capacity charts.
Electrolux Condensing Tankless Gas Water Heater
(180,000 Btuh)
Clothes Dryer
(35,000 Btuh)
Barbecue
(50,000 Btuh)
Gas Range Stove
(65,000 Btuh)
10' (3m)
10' (3m)
10' (3m)
10' (3m)
5' (1.5m)
5' (1.5m)
5' (1.5m)
5' (1.5m)
Gas Fireplace
(25,000 Btuh)
Instructions
1. Size each outlet branch starting from the furthest
using the Btuh required and the length from the
meter.
2. Size each section of the main line using the
length to the furthest outlet and the Btuh
required by everything after that section.
Sample Gas Line
Sample Calculation
Outlet A: 45' (13.5m) (Use 50' (15m)), 50,000 Btuh requires 1/2"
Outlet B: 40' (12m), 65,000 Btuh requires 1/2"
Section 1: 45' (13.5m) (Use 50' (15m)), 115,000 Btuh requires 3/4"
Outlet C: 30' (9m), 35,000 Btuh requires 1/2"
Section 2: 45' (13.5m) (Use 50' (15m)), 150,000 Btuh requires 3/4"
Outlet D: 25' (7.5m) (Use 30' (9m)), 25,000 Btuh requires 1/2"
Section 3: 45' (13.5m) (Use 50' (15m)), 175,000 Btuh requires 1"
Outlet E: 25' (7.5m) (Use 30' (9m)), 199,900 Btuh requires 3/4"
Section 4: 45' (13.5m) (Use 50' (15m)), 374,900 Btuh requires 1-1/4"
Section 3 Section 2
Section 1
Outlet A
Outlet B
Outlet C
Outlet D
Outlet E
5' (1.5m)5' (1.5m)
Section 4
Measuring Gas Pressure
*OPSEFSUPDIFDLUIFHBTTVQQMZQSFTTVSFUPUIFVOJUB
UBQJTQSPWJEFEPOUIFHBTJOMFU3FNPWFUIFIFYIFBE
QIJMJQTTDSFXGSPNUIFUBQBOEDPOOFDUBNBOPNFUFS
using a silicon tube.
*OPSEFSUPDIFDLUIFHBTNBOJGPMEQSFTTVSFBQBJSPG
UBQTBSFQSPWJEFEPOUIFHBTWBMWFJOTJEFUIFVOJU
5IFQSFTTVSFDBOCFDIFDLFEFJUIFSCZSFNPWJOHUIFIFY
IFBEQIJMJQTTDSFXBOEDPOOFDUJOHBNBOPNFUFSXJUIB
TJMJDPOUVCFPSCZSFNPWJOHUIF/15TDSFXXJUIBO
BMMFOXSFODIBOEDPOOFDUJOHUIFBQQSPQSJBUFQSFTTVSF
gauge.
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