Troubleshooting - Weil-McLain Aqua Plus 35 Product Manual

AQUA PLUS
INDIRECT

Troubleshooting

Typical problems and causes and page location for details
Problem
Insufficient
hot water
Excessive
domestic water
temperature
Boiler relief valve
lifting or weeping
Temperature/
pressure relief
valve lifting
or weeping
Water on the
floor near the
tank
Top of tank or
insulation wet
Water quality
problems
28
-
FIRED WATER HEATERS
(continued)
Check possible causes
Undersized water heater?
Boiler system improperly sized?
Check component parts.
Check boiler operating tempera-
tures.
Reduce stacking
Lower boiler operating tempera-
ture.
Undersized expansion tank?
Faulty boiler expansion tank?
Faulty boiler relief valve?
Undersized or missing domestic
water side expansion tank?
Faulty domestic water side expan-
sion tank?
Faulty T & P relief valve?
Check for leaks from sources other
than the water heater.
Check for leaks from sources other
than the water heater.
Water smells like "rotten eggs."
Milky water.
— Product Manual
Check location of flow control
devices.
Check for air in the system.
Clean the boiler water system.
Check tank thermostat setting.
Install a thermostatic mixing valve.
Install a recirculation loop.
Faulty boiler fill valve?
High domestic water supply pres-
sure?
Possible water hammering or pres-
sure spikes?
Check boiler operating tempera-
ture.
T & P relief valve lifting and dis-
charging?
Loose piping connections?
Loose piping connections?
Discolored water from the hot
water faucet.
Part number GL-E223-ADOC 0615
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