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ATH15-520.2
July, 2021
INSTALLATION AND SERVICE MANUAL
energy recovery module, model ERM
(refer to page 3 for use with APPLICABLE MODELS)
ATH15-520.2
5H0816850001
Inspection on Arrival
Refer to page 3 for inspection instructions upon unit arrival.
THIS MANUAL IS THE PROPERTY OF THE OWNER.
PLEASE BE SURE TO LEAVE IT WITH THE OWNER
WHEN YOU LEAVE THE JOB.
1. Improper installation, adjustment, alteration,
service or maintenance can cause property
damage, injury or death, and could cause
exposure to substances which have been
determined by various state agencies
to cause cancer, birth defects or other
reproductive harm. Read the installation,
operating and maintenance instructions
thoroughly before installing or servicing this
equipment.
2. The power supply wiring for the Energy
Recovery Module, model ERM, comes
from a single point power connection on
the main ventilation unit, model MPR.
Disconnect power supply at model MPR
before making wiring connections or servicing
this equipment. Follow all applicable safety
procedures to prevent accidental power up.
Failure to do so can result in injury or death
from electrical shock or moving parts and
may cause equipment damage.
3. When the dead front disconnect switch(es)
(for main unit model MPR and/or powered
convenience outlet option) is in the “OFF”
position, supply power remains energized
WARNING
IMPORTANT
1. The use of this manual is specifically
intended for a qualified installation and
service agency. All installation and service of
this equipment must be performed by a
qualified installation and service agency.
2. These instructions must also be used in
conjunction with the Installation and Service
Manual originally shipped with the model
MPR unit, in addition to any other
accompanying component supplier literature.
Energy Recovery Module, Model ERM
Prior to installation to the main ventilation unit, Model MPR.
CAUTION
As with any mechanical equipment, personal
injury can result from contact with sharp sheet
metal edges. Be careful when you handle this
equipment.
WARNING
at the line (supply) side of the dead front
disconnect switch(es). The switch body is
located inside of another junction box to
protect against contact with the live wiring. The
junction box must not be disassembled unless
the main power supply from the building to the
unit is de-energized.
4. For units equipped for dual power supply
sources, both sources of power must be
disconnected to prevent electrical shock and
equipment damage.
