Dectron, Inc. March 2012
Owner’s Manual
DSH/DSV/RSH/DBH/RBH Series Dehumidifier
Pre-Startup Checklist Startup
Data subject to change without notice.
215
DECTRON
Completed by _________________________________ Ph. ( ) _ _ _ - _ _ _ _
Piping
Confirm that pipes, conduits,
etc., will not interfere with the
opening of access doors or
panels. See Installation -
Piping - General.
Confirm that any external
refrigerant tubes are installed
in compliance with the recom-
mendations of this manual
and published standards. See
Installation - Piping -
Refrigerant.
For air-cooled units, confirm
that refrigerant piping is
installed and free of leaks.
For air-cooled units, confirm
that remote-condenser tubes
have the outside diameters
specified on the unit
nameplate.
For air-cooled units, confirm
that the remote condenser
and its connecting tubes have
been evacuated as described
in this manual. See
Installation - Piping - Adding
Refrigerant.
For air-cooled units, confirm
that the condenser tubes are
not longer than specified on
the nameplate.
For air-cooled units, confirm
that the hot-gas riser tubes (if
any) are properly trapped.
(See Installation - Piping -
Refrigerant.)
For air-cooled units, confirm
that the correct amount of
refrigerant (if any) has been
added. See See Installation
- Piping - Adding
Refrigerant.
For air-cooled units, confirm
that the correct amount of oil
(if any) has been added. See
Installation - Piping - Oil
Charging.
Confirm that the refrigerant-
relief tube (if any) on indoor
units has been extended and
terminated as appropriate.
See Installation - Piping -
Refrigerant - Relief Tube.
For units with water-cooled air
conditioning, confirm that the
pipes for cooling water have
been installed per published
standards and the recommen-
dations in this manual. See
Installation - Piping - Water-
or Fluid-Cooled A/C.
Units with water-heat, glycol-
heat, or steam-heat only:
Confirm that the pipes for
heating water have been
installed per published stan-
dards and the recommenda-
tions in this manual. See
Installation - Piping -
Heating.
Confirm that the heating fluid
system (if any) is installed and
free of leaks.
Confirm that the condensate
drain has been installed per
published standards and the
recommendations in this
manual. See Installation -
Piping - Condensate Drain.
Confirm that the condensate
drain has been tested by
pouring a bucket of water into
it. See Installation - Piping -
Condensate Drain.
For units requiring a conden-
sate pump, confirm that the
pump is operating.
Confirm that pool-water piping
(if any) has been installed per
published standards and the
recommendations of this
manual. See Installation -
Piping - Pool Water.
For units with boilers or fur-
naces, confirm that the fuel
gas is supplied between 7”
W.C. and 14” W.C., or at a
special pressure specified at
time of order.
For units with boilers or fur-
naces, confirm that the fuel
gas piping is correctly sized.
Confirm that all special piping
arrangements specified in
appropriate appendices have
been made. See Installation
- Piping - General.
Remote Condenser or
Dry-Cooler®
Confirm that the condenser or
Dry-Cooler® is located properly
for good airflow (see Installation-
Locate Condenser).
Confirm that the voltage to be
applied corresponds to that
specified on the nameplate
and NEMA MG-1.
Confirm that the remote
condenser or Dry-Cooler is
properly grounded.
Confirm that only copper conduc-
tors are connected to the input lugs.
Confirm that the fan cycling
thermostats (if any) are adjust-
ed. (See Startup - Pre-
Startup Adjustments.)
Confirm that the condenser top
and side clearances are at least
as large as specified in
Installation-Locate Condenser.
Confirm that no dirt, leaves, or
other debris will be drawn into
the heat exchangers.
Confirm that any shipping
blocks, spacers, or retainers
have been removed.
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Model No. ________________
Serial No. ________________
Date: ________________
Ref. No. ________________
STARTUP
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