Dux 26ECB5N Manual de usuario
Installation Manual
To be installed and serviced only by an authorised person.
This appliance is not suitable for use as a pool heater.
The "authorised installing person" is responsible for:
1. Correct commissioning of this appliance
2. Ensure unit performs to the specication stated on the data label
3. Demonstrate operation of unit to customer before leaving
4. Hand these instructions to customer
This appliance must be installed in accordance with the manufacturer's installation instructions all Local Building,
Water and Gas tting regulations (AS/NZS3500.4, AS/NZS 5601, AS/NZS3000).
Failure to install this appliance in accordance with these installation instructions may void warranty.
In the interest of continued product improvement, Dux Manufacturing reserves the right to alter these specications
without notice.
Ex. 26ECB5N
SBB80PT
Rev. 06/16
*SBB80PT*
AU Service Department : 1300 365 115
NZ Service Department : 0800 729 389
Condensing Models
26ECB5N
26ECB5L
26ECB6N
26ECB6L
21ECB5N
21ECB5L
21ECB6N
21ECB6L
Non Condensing Models
21ENB5N 26ENA5N
21ENB5L 26ENA5L
21ENB6N 26ENA6N
21ENB6L 26ENA6L
17ENB5N
17ENB5L
17ENB6N
17ENB6L
2
Installation Manual
Contents
1. Included Accessories ............................................................................. 4
2. Optional Accessories.............................................................................. 4
3. Dimensions ............................................................................................. 5
4. Component Details Example ................................................................ 9
5. Before Installation.................................................................................. 11
6. Specifications......................................................................................... 12
7. Choosing Installation Site ..................................................................... 14
8. Installation Clearances.......................................................................... 15
9. Installation .............................................................................................. 17
10. Gas Piping............................................................................................... 18
11. Water Piping ........................................................................................... 19
12. Condensate Piping................................................................................. 21
13. Electrical Wiring ..................................................................................... 22
14. Remote controller .................................................................................. 23
15. Maintenance ........................................................................................... 26
16. Trial Operation........................................................................................ 26
WATER QUALITY.......................................................................................... 28
3
Installation Manual
Installation Manual
Potential dangers from accidents during installation and use are divided into the following
three categories. Closely observe these warnings, they are critical to your safety.
Prohibited Disconnect
Power Earth Be sure to do
Requests to Installers
• In order to use the water heater safely, read this installation manual carefully, and follow the
installation instructions.
• Failures and damage caused by erroneous work or work not as instructed in this manual are not
covered by the warranty.
• Check that the installation was done properly in accordance with this Installation Manual upon
completion.
•
After completing installation, please either place this Installation Manual in a plastic pouch and
attach it to the side of the water heater,
or hand it to the customer to retain for future reference.
WARNING: If the information in this manual is not followed exactly, a fire or explosion may result
causing property damage, personal injury or death.
CAUTION
• The water heater must be commissioned including checking gas supply pressures at maximum
demand.
•
The operation of the water heater should be explained including normal operation & regular
maintenance.
CAUTION
Condensing Models Non Condensing Models
26ECB5N
26ECB5L
26ECB6N
26ECB6L
21ECB5N
21ECB5L
21ECB6N
21ECB6L
21ENB5N
21ENB5L
21ENB6N
21ENB6L
17ENB5N
17ENB5L
17ENB6N
17ENB6L
26ENA5N
26ENA5L
26ENA6N
26ENA6L
DANGER indicates an imminently hazardous situation which,
if not avoided, will result in death or serious injury.
WARNING indicates a potentially hazardous situation which, if not
avoided, could result in death or serious injury.
CAUTION indicates a potentially hazardous situation which, if not
avoided, may result in minor or moderate injury.
WARNING
CAUTION
DANGER
4
Installation Manual
The following accessories are included with the unit.
Check for any missing items before starting installation.
Q’ty
ShapePart
Anchoring Screw 1
each
Part Shape Q’ty
5
Owner's Guide,
Installation Manual
(this document)
The accessories listed below are not included with the units,
but may be necessary for installation.
Q’ty
ShapePartPart Shape Q’ty
1
Main Controller
(ECM1D) 1Bathroom Controller
(ECB1D)
Bathroom 2 Controller
(ECB2D)
Flue Diverter (S37)
for 21/26ECB series
Flue Diverter (L38)
for 21ENB series
Recess Box (RBM2)
for 21/26ECB series,
17/21ENB series
Recess Box (RMM3)
for 26ENA series
Flue Diverter (L18)
for 26ENA series
Flue Diverter (L39)
for 17ENB series
Pipe cover
(H33-K-600)
11
1
1
1
1
1
• Maximum two Bathroom 2 controllers can be used. See P.23 for details.
MAIN
ECM1D
BATHROOM
ECB1D
Included Accessories
Optional Accessories
BATHROOM2
ECB2D
ON/OFF
5
Installation Manual
Dimensions
HEIGHT OF EACH FITTING
FROM BOTTOM OF CASE
DRAIN OUTLET 30
HOT WATER OUTLET 45
COLD WATER INLET 58
GAS INLET 50
350
334
217 28
56
28
486
520
AIR INLET
FLUE EXHAUST
31
11
27
170
10
487
10 AIR INLET
NEUTRALIZER TANK DRAIN
AIR INLET
HOT WATER OUTLET
DRAIN OUTLET
GAS INLET
COLD WATER INLET
WIRING THROUGHWAYS
97
40
30
102
252
296
45
87
96
21
DRAIN OUTLET(R1/2)
GAS INLET(R3/4)
WIRING THROUGHWAYS
HOT WATER OUTLET(R3/4)
(VIEW FROM TOP)
COLD WATER INLET(R3/4)
90
120
85
50
10
60
120
54210
4-φ13
4-φ13
2-6×13 OBLONG HOLE
2-6.5×16.5 OBLONG HOLE
338
<Unit : mm>
26ECB series
6
Installation Manual
HEIGHT OF EACH FITTING
FROM BOTTOM OF CASE
HOT WATER OUTLET 44
COLD WATER INLET 48
GAS INLET 49
HOT WATER OUTLET
GAS INLET
COLD WATER INLET
WIRING THROUGHWAYS
AIR INLET
FLUE EXHAUST
GAS INLET(R3/4)
WIRING THROUGHWAYS
HOT WATER OUTLET(R3/4)
(VIEW FROM TOP)
COLD WATER INLET(R3/4)
<Unit : mm>
566
567
600
10 133
268
40
97
40
109
178
37 338
47
10 11
170
31
350
334
253
42 25
84
120
85
50
10
60
120
62210
4-φ13
4-φ13
2-6×13 OBLONG HOLE
3-6.5×16.5 OBLONG HOLE
26ENA series
7
Installation Manual
HEIGHT OF EACH FITTING
FROM BOTTOM OF CASE
HOT WATER OUTLET
COLD WATER INLET
GAS INLET
45
48
50
<Unit : mm>
486
520
350
334
178 73
42 57
FLUE EXHAUST
AIR INLET
COLD WATER INLET
HOT WATER OUTLET
WIRING THROUGHWAYS
GAS INLET
10
487
10
170
27
11
31
AIR INLET
AIR INLET
50
85
120
10542
60
120
10
90
3-6.5ᨴ16.5 OBLONG HOLE
2-6ᨴ13 OBLONG HOLE
4-φ13
4-φ13
40
97
40
80
37
296
139
252 GAS INLET(R3/4)
᧤VIEW FROM TOP᧥
HOT WATER
OUTLET(R3/4)
COLD WATER
INLET(R3/4)
WIRING
THROUGHWAYS
21ENB Series
17ENB Series
338
334
350
42 57
214 37
FLUE EXHAUST
17/21ENB series
8
Installation Manual
Component Details Example
26ECB series model shown for illustration only
Primary heat exchanger
Flame rod
Burner manifold & gas valve
Circuit board
Fan motor
Gas inlet
Secondary heat exchanger
Igniter
Main flow control valve
Hot water outlet
Cold water inlet
Neutralizer
Flue exhaust
Anti-frost heater
Thermal fuse
Power code
Inlet water filter
Drain outlet
Pressuer relief valve
Neutralizer tank drain
Water flow sensor
Water inlet thermistor
Anti-frost heater
Water outlet thermistor
Anti-frost heater
Water level electrode
High limit switch
Ignition plug
Freeze protection thermostat
Ex. 26ECB5N
9
Installation Manual
26ENA series model shown for illustration only
Circuit board
Fan motor
Gas solenoid valve set
Ignition plug
Remote Control Connections
Burner manifold
Thermal fuse
Flue exhaust
Anti-frost heater
High limit switch
Earth leakage breaker
Inlet water filter
Flame rod
Cold water inlet
Power code
Hot water outlet Gas inlet
Anti-front heater
Main flow control valve
Water inlet thermistor
Water flow sensor
Igniter
Heat exchanger
Freeze protection thermostat
Ex. 26ENA5N
10
Installation Manual
Ex. 21ENB5N
21ENB series model shown for illustration only
Heat exchanger
Flame rod
Burner manifold & gas valve
Circuit board
Fan motor
Gas inlet
Igniter
Main flow control valve
Hot water outlet
Cold water inlet
Flue exhaust
Anti-frost heater
Thermal fuse
Power code
Pressure relief valve
Water flow sensor
Water inlet thermistor
Anti-frost heater
Water outlet thermistor
Anti-frost heater
High limit switch
Ignition plug
Freeze protection thermostat
Inlet water filter
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