KDB-GOM
Series
- 48 -
No. Checking Items Measures
1
Prior to inspection and maintenance.
Close the gas shut-off valve, or turn off power to the
unit.
2
Check for leaks in gas piping & connections
with soapy water.
Repair the leak.
3
Emergency measures for a gas leak.
1) Close the gas shut – off valve.
2) Prohibit the use of any device which may cause gas
to ignite or explode such as matches, lighters, or
turning switches on or off.
3) Ventilate the indoor space.
4) Contact the gas supplier or call the fire department
or 911.
4
Check for obstructions in air intake and
exhaust (flue) pipe.
Stop the unit and immediately contact the installer or
service company.
5
Check for lack of heating water.
(Low volume or flow of water supplied to tub
or faucets)
Check the pressure of the incoming water supply (If
the pressure is lower than the minimum hot water
pressure, install a separate pressurizing pump).
6
Check for external contamination. Stop the unit and clean with neutral detergent.
7
Precautions for restart after prolonged shutdown.
(Typical for vacation homes)
Check if condensate trap is filled to mark. If add water
fill to mark.
8
Check for clogging of the strainers at the
heating inlet or hot water inlet.
Clean strainer(s). If clogged it may be ‘advisable to’
flush system completely
9
Abnormal noise during the operation. Stop the unit and contact your dealer.
10
Drainage of condensed water.
(KDB-KC model only)
Siphon should always be filled with water to the top of
the container. The condensed water drainage should
be connected to the sewer. Never drain to areas
prone to freezing temperatures. Siphon should be
cleaned annually.
5. Routine maintenance
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