2014 Locke Supply Co.

CONTINUOUS FLOW TANKLESS WATER HEATER SYSTEMS

PREMIUM CONDENSING TANKLESS GAS WATER HEATER (NPE) ½" Gas Pipe Capable up to 24’

PREMIUM CONDENSING TANKLESS GAS WATER HEATER (NPE-S)

CONDENSING GAS COMBINATION BOILER

E

• ½” gas pipe capable up to 24' • Field convertible gas system • Ultra condensing efficiency .98EF • Dual stainless steel heat exchangers • Low NOx emissions (≤ 20ppm) • SCH 40, 2” venting up to 60’ • Cascading capable • Indoor or Outdoor Wall-Hung • Forced Draft Direct Vent • Electronic Ignition • 15-150 PSI Water Pressure Natural Gas Supply Pressure (from source)

• Super condensing efficiency • Dual stainless steel heat exchangers • Low NOx emissions (≤20ppm) • SCH 40, 3” PVC venting up to 100’ • Gas-Air Ratio Control

| WATERHEATERS • ½” Gas pipe capable up to 24’ • Field convertible gas system • Ultra condensing efficiency • Dual stainless steel heat exchangers

• Automatic water filling system • Remote controller included

• Low NOx emissions (≤ 20ppm) • SCH 40, 2” venting up to 60’ • Cascading capable • Indoor or Outdoor Wall-Hung • Forced Draft Direct Vent • Electronic Ignition • 15-150 PSI Water Pressure Natural Gas Supply Pressure (from source)

Min : 20,000 Btu/hr Max :199,900 Btu/hr

Heat Capacity (Input)

Flow Rate(DHW) 77ºF Rise

4.5 GPM

Dimensions

17” × 28” × 12”

3.5"-10.5" WC

Natural Gas

.92

CAFUE

Propane Gas

.90

Propane Gas Supply Pressure (from source) Minimum Flow Rate to activate Water Heater

3.5"-10.5" WC

8.0"-13.0" WC

Weight

84 lbs

Propane Gas Supply Pressure (from source)

Indoor / Outdoor Wall- Hung

8"-13" WC

0.5 GPM

Installation Type

Venting Type

Direct Vent

Cold Water Inlet Hot Water Outlet

Minimum Flow Rate

0 GPM (0 L/m)

3/4" NPT

Ignition

Electronic Ignition

Cold Water Inlet

3/4" NPT

Connection Sizes

DHW Pressure (min-max)

15 - 150 PSI

3/4" NPT

Hot Water Outlet

3/4" NPT

Heating Pressure (min-max)

7 - 30 PSI

Gas Inlet

3/4" NPT

Recirculation Inlet

3/4" NPT

Gas Supply Pressure (from source : min- max)

Natural Gas

5.5”W.C. ~ 10.5”W.C.

Main Supply

120V AC, 60Hz 200W (up to 2 amps), 350W (up to 4 amps) with external pump connected Cold Rolled Carbon Steel

3/4" NPT (Suitable for use with 1/2" rigid gas pipe; refer to installation manual for sizing criteria)

Propane Gas 10.5”W.C. ~ 13.5”W.C.

Gas Inlet

Power Supply

Maximum Power Consumption

Minimum Flow Rate(DHW)

0.5 GPM

Heating Supply / Return

1” NPT

Main Supply

120 V AC, 60Hz

DHW Inlet / Outlet

Maximum Power Consumption

Connection Sizes

3/4” NPT

Casing

200 W (up to 2 amperes)

Materials

Auto Feeder

1/2” NPT

Heat Exchangers

Stainless Steel

Vent Clearances

0" to Combustibles

Gas Inlet 3/4” NPT Power Supply Main Supply 120VAC, 200W (max 2A)

Locke# E1392

2" or 3" PVC, CPVC, Polypropylene 2" or 3" Special Gas Vent Type BH (Class II, A/B/C)

NPE180A NAT-L.P. 15k-150k BTU/h NPE210A NAT-L.P. 19.9k-180k BTU/h NPE240A NAT-L.P. 19.9k-199.9k BTU/h

Exhaust & Intake

Primary Heat Exchanger : Stainless Steel Condensing Heat Exchanger : Stainless Steel SCH 40 3" PVC, SCH 40 3" Polypropylene, SCH 80 3" CPVC PVC, Flex Aluminum, Flex Stainless Steel, ABS

Venting

E1393

Heat Exchangers

Vent Clearances

E1394

0" to Combustibles

Exhaust

Flame Rod, APS, Ignition Operation Detector, Water Temperature High Limit Switch, Exhaust Temperature High Limit Sensor, Power Surge Fuse NPE-180S 15k-150k BTU/h NPE-210S 19.9k-180k BTU/h NPE-240S 19.9k-199.9k BTU/h

Venting (0" Clearance)

Safety Devices

Intake (3")

TANKLESS WATER HEATERS SOLD TO CERTIFIED DEALERS + INSTALLERS ONLY! See Your Local Locke Supply Plumbing Store for more details.

Locke# E1395

Locke# E1384

CH-240 NG ASME Combiflow CH-240 LP ASME Combiflow

E1396

E1385 E1386

Main Office: 405-631-9701

238

Fax: 405-631-0585