Table of Contents
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Index
Index
1
Warning
2
2.1
Features
2.2
GWH-425-HNO specifications (Technical data)
2.3
Unpacking the GWH-425-HNO heater
2.4
General rules to follow for safe operation
2.5
3
3.1
Introduction
3.2
Proper location for installing your heater
3.3
3.4
3.5
Gas piping & connections
3.6
Measuring gas pressure
3.7
3.8
4
4.1
For your safety read before operating your water
heater
4.2
4.3
To turn off appliance
4.4
Setting the water temperature
4.5
5
5.1
5.2
5.3
Pilot
5.4
5.5
5.6
6
6.1
Introduction
6.2
Pilot will not light
6.3
Pilot lights but the burners will not come on
6.4
Hot water temp fluctuates from hot to cold
6.5
6.6
7
7.1
Interior components
7.2
7.3
8
9
2
1
Warning
2
Warning: If the information in this
4
manual is not followed exactly, a fire or
4
explosion may result causing property
4
damage, personal injury or death.
5
5
6
Warning:
adjustment,
maintenance can cause injury or
7
property damage. Refer to this manual.
7
For assistance or additional information
7
consult a qualified installer, service
8
agency or the gas supplier.
8
Upon completion of the installation,
10
12
these instructions should be handed to
12
the user of the appliance for future
13
reference.
For your safety
14
Do not store or use gasoline or other flammable,
14
combustible or corrosive vapors and liquids in the
14
vicinity of this or any other appliance.
14
14
Warning: Carefully plan where you
16
install the heater. If a gas appliance is
not installed correctly, fatal accidents
can result from lack of air, carbon
17
monoxide poisoning or fire.
17
17
17
Warning: Place the heater in a location
17
where water leaks will do NO DAMAGE
17
to adjacent areas.
17
18
18
18
18
18
19
19
20
20
21
22
23
24
Improper
installation,
alteration,
service
or
8 716 473 148
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