Installation Checklist - John Wood POWER VENTED GAS FIRED WATER HEATER Installation And Operating Instructions Manual

Installation Checklist

Note: Use and complete this checklist before lighting the
heater. Correct any conditions that do not meet these in-
structions.
Water Heater Location
1. Centrally located with the water piping system.
Located as close to gas piping and vent pipe
system as possible.
2. Located indoors and in a vertical position. Pro-
tected from freezing temperatures.
3. Proper clearances from combustible surfaces
maintained and not installed directly on a car-
peted floor.
4. Provisions made to protect the area from water
damage. Drain pan, if required, installed and
piped to an adequate drain.
5. Installation area free of corrosive elements and
flammable material.
6. Sufficient room to service the water heater.
Gas Supply and Piping
1. Gas supply is the same type as listed on the
water heater data plate.
2. Gas line equipped with shut-off valve, union
and drip leg
3. Approved pipe joint compound used.
4. Adequate pipe size and of approved material.
5. Chloride-free soap and water solution or other
approved means used to check all connections
and fittings for possible gas leaks.
Vent Pipe System
1. Vent pipe and fittings of approved material.
2. Acceptable size, length and number of elbows
on exhaust vent system.
3. Installed in accordance with the latest edition
of "Natural Gas and Propane Installation
Code" CSA-B149.1.
4. Horizontal piping slopes at a pitch of 3mm (1/8
in.) rise per 1.2m (4 ft).
5. Not obstructed in any way.
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Vent Termination
Horizontal
1. 300mm (12 in.) min. above grade or above an-
ticipated snow level.
2. Away from corners, other vents, windows etc.
Vertical
1. Exhaust vent termination 450mm (18 in.) min.
above roof or above anticipated snow level.
Water System Piping
1. Temperature and Pressure relief valve properly
installed with a discharge line protected from
freezing and run to an open drain.
2. All piping properly installed and free of leaks.
3. Heater completely filled with water.
4. Thermal expansion tank installed in closed sys-
tem.
Electrical Connections
1. Unit connected to an adequate 120V electrical
supply.
2. Proper polarity.
3. Power supply properly grounded.
4. Installed in accordance with the latest edition
of "Canadian Electrical Code (CAN/CSA
C22.1), Part I".
After all actions on checklist are
checked/completed, read the Lighting
Instructions and proceed with lighting
– 22 –
the heater.
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