Water Heater Installation Location Requirements; Mounting The Water Heater - Lochinvar EFW 85 Installation, Commissioning, User And Maintenance Instructions

Wall mounted gas fired condensing water heater
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Water heater Installation Location Requirements:

The ventilation of the water heater room must meet local and national standards and regulations, re-
gardless of the selected supply of fresh air to the water heater.
The flue gas pipes must be connected to the outside wall and/or the outside roof.
The installation area must be dry and frost-free.
The water heater has a built-in fan that will generate noise, depending on the total heat demand. The
water heater location must minimize any disturbance this might cause. Preferably mount the water
heater on a brick wall.
There must be sufficient lighting available in the water heater room to work safely on the boiler.
Remind the positioning of electrical components in relation to the temperature sensitivity.
Make sure there is an open connection with the sewer to drain the condensate. This connection must
be lower than the condensate drains level of the water heater.
The water heater must be positioned and installed by a qualified installer in accordance with all applicable
standards, local codes and regulations. Commissioning of the water heater must be done by a qualified in-
staller or technician, who is trained for this type of water heater.

Mounting the water heater

Before mounting and installing the water heater the following connections should be considered:
Flue gas system and the flue gas pipe connections
Air supply system and connections
Hot water inlet and outlet pipe connections
Condensate and pressure relief valve drainage
Power supply (preferably the power connection positioned above the water heater)
Gas pipe sizing.
Automatic Air Vent Connection.
All lines/piping must be mounted free of tension. The weight of the installation components should be
supported separately from the water heater so there will be no standing forces on the connections. This
might influence the mounting position of the water heater.
Determine the position of the water heater by using the included suspension bracket or a suspension frame
(when supplied). While marking the holes, ensure that the suspension bracket is level and the frame is perpen-
dicular, and the water heater does not lean forward. If necessary, adjust the position with the leveling bolts at
the lower rear side of the back panel (see figure below). When the leveling bolts aren't sufficient, fill the gap be-
hind the bolts to get the water heater in position. The water heater position lies between the water heater hang-
ing level and hanging slightly backwards (min. 0.5° - max 1.5°). The water heater should not lean forward in the
mounted position.
E93.1804.014
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This manual is also suitable for:

Efw 105Efw 125Efw 155

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